CAN / Canaan Inc. - Depositary Receipt (Common Stock) - SEC-arkivering, Årsberetning, Fuldmagtserklæring

Canaan Inc. - Depositary Receipt (Common Stock)
US ˙ NasdaqGM ˙ US1347481020

Grundlæggende statistik
LEI 254900OEOGK9ALNMUN24
CIK 1780652
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Canaan Inc. - Depositary Receipt (Common Stock)
SEC Filings (Chronological Order)
Denne side giver en komplet, kronologisk liste over SEC-arkiveringer, eksklusive ejerskabsregistreringer, som vi leverer andre steder.
May 22, 2026 POS AM

As filed with the Securities and Exchange Commission on May 22, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 22, 2026 Registration No.

May 19, 2026 EX-99.1

Canaan Inc. Reports Unaudited First Quarter 2026 Financial Results Revenue of US$62.7 million was in line with guidance; cryptocurrency treasury1 reached a record 1,807.60 BTC and 3,951.53 ETH as of March 31, 2026 Installed mining computing power acr

Exhibit 99.1 Canaan Inc. Reports Unaudited First Quarter 2026 Financial Results Revenue of US$62.7 million was in line with guidance; cryptocurrency treasury1 reached a record 1,807.60 BTC and 3,951.53 ETH as of March 31, 2026 Installed mining computing power across 10 joint-mining projects reached approximately 11 EH/s, up 10.7% sequentially; Produced 257 bitcoins in Q1 Strategic energy infrastru

May 19, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2026 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

May 19, 2026 EX-99.1

Canaan Inc. Wins Competitive Bid to Provide Hash-to-Heat Equipment to Nordic District Heating Network High-temperature heat reuse converts compute waste into scalable district heating infrastructure Project provides additional validation of Canaan’s

Exhibit 99.1 Canaan Inc. Wins Competitive Bid to Provide Hash-to-Heat Equipment to Nordic District Heating Network High-temperature heat reuse converts compute waste into scalable district heating infrastructure Project provides additional validation of Canaan’s expansion into energy-integrated compute infrastructure SINGAPORE, May 19, 2026 /PRNewswire/ — Canaan Inc. (NASDAQ: CAN) (“Canaan” or the

May 19, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2026 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

May 14, 2026 EX-99.1

Canaan Inc. Provides April 2026 Bitcoin Production and Mining Operation Updates Achieved record high cryptocurrency treasury of 1,826 BTC and 3,952 ETH Installed hashrate grew 34.6% year-over-year to 10.97 EH/s, excluding hashrate from JV

Exhibit 99.1 Canaan Inc. Provides April 2026 Bitcoin Production and Mining Operation Updates Achieved record high cryptocurrency treasury of 1,826 BTC and 3,952 ETH Installed hashrate grew 34.6% year-over-year to 10.97 EH/s, excluding hashrate from JV SINGAPORE, May 14, 2026 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unau

May 14, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2026 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

April 28, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2026 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

April 28, 2026 EX-99.1

Canaan Inc. Extends Collaboration with Tether on New Form Factors for Mining and Compute Systems. Canaan has successfully developed customized hash boards for Tether under a pre-agreed R&D framework Modular architecture enables higher compute density

Exhibit 99.1 Canaan Inc. Extends Collaboration with Tether on New Form Factors for Mining and Compute Systems. Canaan has successfully developed customized hash boards for Tether under a pre-agreed R&D framework Modular architecture enables higher compute density, reduced waste, simplified maintenance, and easier upgrade capability SINGAPORE, April 28, 2026 /PRNewswire/ — Canaan Inc. (NASDAQ: CAN)

April 28, 2026 POS AM

As filed with the Securities and Exchange Commission on April 28, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on April 28, 2026 Registration No.

April 15, 2026 EX-12.2

Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.2 Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, James Jin Cheng, certify that: 1. I have reviewed this annual report on Form 20-F of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made,

April 15, 2026 EX-15.2

Consent of Independent Registered Public Accounting Firm

Exhibit 15.2 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in the registration statements (No. 333-238717, No. 333-255471, No. 333-271339 and No. 333-286637) on Form S-8 and registration statement (No. 333-285125) on Form F-3 of our report dated April 15, 2026, with respect to the consolidated financial statements of Canaan Inc. and the effec

April 15, 2026 EX-13.1

Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F for the year ended December 31, 2025 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Nangeng Zhang, Chairman and Chief Executive Officer of the Company, certify

April 15, 2026 POS AM

As filed with the Securities and Exchange Commission on April 15, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on April 15, 2026 Registration No.

April 15, 2026 POSASR

As filed with the Securities and Exchange Commission on April 15, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on April 15, 2026 Registration No.

April 15, 2026 EX-99.1

Canaan Inc. Provides March 2026 Bitcoin Production and Mining Operation Updates Expanded North American capacity with over 10 MW added Achieved record high cryptocurrency treasury of 1,808 BTC and 3,952 ETH

Exhibit 99.1 Canaan Inc. Provides March 2026 Bitcoin Production and Mining Operation Updates Expanded North American capacity with over 10 MW added Achieved record high cryptocurrency treasury of 1,808 BTC and 3,952 ETH SINGAPORE, April 15, 2026 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update fo

April 15, 2026 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025. OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECU

April 15, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2026 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

April 15, 2026 EX-12.1

Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Nangeng Zhang, certify that: 1.I have reviewed this annual report on Form 20-F of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in

April 15, 2026 EX-13.2

Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F for the year ended December 31, 2025 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, James Jin Cheng, Chief Financial Officer of the Company, certify, pursuant

April 15, 2026 EX-15.1

12-15th Floor, China World Office 2, No. 1 Jianguomenwai Avenue, Beijing 100004, China 电话 Tel: +86 10 6563 7181 传真 Fax: +86 10 6569 3838 电邮 Email: [email protected] 网址 Web: www.tongshang.com

Exhibit 15.1 中国北京建国门外大街1号国贸写字楼2座12-15层100004 12-15th Floor, China World Office 2, No. 1 Jianguomenwai Avenue, Beijing 100004, China 电话 Tel: +86 10 6563 7181 传真 Fax: +86 10 6569 3838 电邮 Email: [email protected] 网址 Web: www.tongshang.com To:Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 Singapore April 15, 2026 Dear Sirs or Madam, Re: Canaan Inc. (the “Company”) We, Commerce & Finance Law Of

April 15, 2026 EX-FILING FEES

Security Type

Calculation of Filing Fee Tables F-3 Canaan Inc. Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effecti

March 10, 2026 EX-99.1

Canaan Inc. Provides February 2026 Bitcoin Production and Mining Operation Updates Doubles down on energy strategy with West Texas joint venture

Exhibit 99.1 Canaan Inc. Provides February 2026 Bitcoin Production and Mining Operation Updates Doubles down on energy strategy with West Texas joint venture SINGAPORE, March 10, 2026 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for the month ending February 28, 2026. Management Commentary “O

March 10, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2026 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

March 3, 2026 EX-99.1

Canaan Inc. Announces Open Market Share Purchases by Chief Executive Officer and Chief Financial Officer

Exhibit 99.1 Canaan Inc. Announces Open Market Share Purchases by Chief Executive Officer and Chief Financial Officer SINGAPORE, March 3, 2026 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that its chairman and chief executive officer, Nangeng Zhang (“Mr. Zhang”), and chief financial officer, Jin “James” Cheng (“Mr. Cheng”), ha

March 3, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2026 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

February 24, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2026 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

February 24, 2026 EX-99.1

Canaan Inc. Acquires Cipher Mining’s Interest in Multiple Operational Mining Projects Totaling ~4.4 EH/s in West Texas Acquires 49% equity interest in Alborz LLC, Bear LLC, and Chief Mountain LLC Adds Cipher Mining as significant shareholder through

Exhibit 99.1 Canaan Inc. Acquires Cipher Mining’s Interest in Multiple Operational Mining Projects Totaling ~4.4 EH/s in West Texas Acquires 49% equity interest in Alborz LLC, Bear LLC, and Chief Mountain LLC Adds Cipher Mining as significant shareholder through non-cash transaction Includes acquisition of 6,840 Avalon® A15Pro mining rigs SINGAPORE, February 23, 2026 /PRNewswire/ - Canaan Inc. (NA

February 10, 2026 EX-99.1

Canaan Inc. Provides January 2026 Bitcoin Production and Mining Operation Updates Achieved record high cryptocurrency treasury of 1,778 BTC and 3,951 ETH Deployed global hashrate exceeded 10 EH/s

Exhibit 99.1 Canaan Inc. Provides January 2026 Bitcoin Production and Mining Operation Updates Achieved record high cryptocurrency treasury of 1,778 BTC and 3,951 ETH Deployed global hashrate exceeded 10 EH/s SINGAPORE, February 10, 2026 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for the mo

February 10, 2026 EX-99.1

Canaan Inc. Reports Unaudited Fourth Quarter and Full Year 2025 Financial Results Total revenues achieved US$196.3 million, up 121.1% YoY Bitcoin mining revenues reached US$30.4 million, up 98.5% YoY Cryptocurrency treasury1 climbed to a record 1,750

Exhibit 99.1 Canaan Inc. Reports Unaudited Fourth Quarter and Full Year 2025 Financial Results Total revenues achieved US$196.3 million, up 121.1% YoY Bitcoin mining revenues reached US$30.4 million, up 98.5% YoY Cryptocurrency treasury1 climbed to a record 1,750 BTC and 3,951 ETH as of December 31, 2025 Generated quarterly gross profit of US$14.6 million and annual gross profit of US$41.2 million

February 10, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2026 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

February 10, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2026 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

January 16, 2026 EX-99.1

Canaan Inc. Receives Nasdaq Notification Regarding Minimum Bid Requirements

Exhibit 99.1 Canaan Inc. Receives Nasdaq Notification Regarding Minimum Bid Requirements SINGAPORE, January 16, 2026 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that on January 14, 2026, it received a written notice (the "Notice") from the Nasdaq Stock Market LLC ("Nasdaq") indicating that the Company was not in compliance wi

January 16, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2026 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

January 14, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2026 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

January 14, 2026 EX-99.1

Canaan Inc. Provides December 2025 Bitcoin Production and Mining Operation Updates Deployed hashrate up 82% year-over-year, significantly outpacing network growth Cryptocurrency treasury reaches record highs of 1,750 BTC and 3,951 ETH Installed power

Exhibit 99.1 Canaan Inc. Provides December 2025 Bitcoin Production and Mining Operation Updates Deployed hashrate up 82% year-over-year, significantly outpacing network growth Cryptocurrency treasury reaches record highs of 1,750 BTC and 3,951 ETH Installed power capacity exceeded 250 MW globally SINGAPORE, January 14, 2026 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an i

January 6, 2026 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2026 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2026 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

January 6, 2026 EX-99.1

Canaan Inc. Expands Energy Efficiency Initiatives with 3 MW Compute Heat Recovery Proof-of-Concept at Canadian Greenhouse Canaan’s Avalon® computing system to supplement electric-boiler heating at a greenhouse in Manitoba

Exhibit 99.1 Canaan Inc. Expands Energy Efficiency Initiatives with 3 MW Compute Heat Recovery Proof-of-Concept at Canadian Greenhouse Canaan’s Avalon® computing system to supplement electric-boiler heating at a greenhouse in Manitoba SINGAPORE, January 6, 2026 — Canaan Inc. (NASDAQ: CAN) (“Canaan”), an innovator in crypto mining, today announced a 3.0 MW proof-of-concept (PoC) with Bitforest Inve

December 17, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2025 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

December 17, 2025 EX-99.1

Canaan Inc. Renews Its US$30 Million Share Buyback Program Renewal demonstrates confidence in the Company’s long-term value and strategic progress

Exhibit 99.1 Canaan Inc. Renews Its US$30 Million Share Buyback Program Renewal demonstrates confidence in the Company’s long-term value and strategic progress SINGAPORE, December 17, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that its board of directors (the "Board") has authorized a share repurchase program under whic

December 10, 2025 EX-99.1

Canaan Inc. Provides November 2025 Bitcoin Production and Mining Operation Updates Deployed hashrate and operating hashrate increased despite market headwinds Cryptocurrency treasury reaches record 1,730 BTC and 3,951 ETH at month end Operating hashr

Exhibit 99.1 Canaan Inc. Provides November 2025 Bitcoin Production and Mining Operation Updates Deployed hashrate and operating hashrate increased despite market headwinds Cryptocurrency treasury reaches record 1,730 BTC and 3,951 ETH at month end Operating hashrate poised to grow with approximately 1 EH/s mining capacity expected to come online by the end of 2025 SINGAPORE, December 10, 2025 /PRN

December 10, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2025 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 18, 2025 EX-99.1

Canaan Inc. Reports Unaudited Third Quarter 2025 Financial Results Total revenues of US$150.5 million exceeded guidance, up 104.4% YoY Bitcoin mining revenues reached US$30.6 million, up 241.0 % YoY Cryptocurrency treasury1 climbed to a milestone of

Exhibit 99.1 Canaan Inc. Reports Unaudited Third Quarter 2025 Financial Results Total revenues of US$150.5 million exceeded guidance, up 104.4% YoY Bitcoin mining revenues reached US$30.6 million, up 241.0 % YoY Cryptocurrency treasury1 climbed to a milestone of 1,610 BTC and 3,950 ETH as of October-end 2025 Singapore, November 18, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Co

November 18, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 12, 2025 EX-99.1

Canaan Inc. Provides October 2025 Bitcoin Production and Mining Operation Updates Operating hashrate poised to grow with additional mining capacity expected to come online in Q4 of 2025 Cryptocurrency treasury reaches record 1,610 BTC and 3,950 ETH a

Exhibit 99.1 Canaan Inc. Provides October 2025 Bitcoin Production and Mining Operation Updates Operating hashrate poised to grow with additional mining capacity expected to come online in Q4 of 2025 Cryptocurrency treasury reaches record 1,610 BTC and 3,950 ETH at month end SINGAPORE, November 12, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto min

November 12, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 7, 2025 EX-99.1

Canaan Inc. Closes US$72 Million Registered Direct Offering with Brevan Howard, Galaxy Digital, and Weiss Asset Management

Exhibit 99.1 Canaan Inc. Closes US$72 Million Registered Direct Offering with Brevan Howard, Galaxy Digital, and Weiss Asset Management SINGAPORE, Nov. 7, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced the closing of the registered direct offering with institutional investors that the Company announced on November 4, 2025.

November 7, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission file number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission file number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 4, 2025 EX-99.1

CANAAN ANNOUNCES US$72,000,000 REGISTERED DIRECT OFFERING OF AMERICAN DEPOSITARY SHARES

Exhibit 99.1 CANAAN ANNOUNCES US$72,000,000 REGISTERED DIRECT OFFERING OF AMERICAN DEPOSITARY SHARES Singapore, November 4, 2025 /PRNewswire/ - Canaan Inc. (Nasdaq: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that it has entered into securities purchase agreements with certain investors (the “Securities Purchase Agreements”) for the issuance and sale by the Com

November 4, 2025 EX-99.1

Canaan Inc. Announces Strategic Investment from Brevan Howard, Galaxy Digital, and Weiss Asset Management Investment from top-tier institutional investors advances Canaan’s mission to build next-generation bitcoin and high-performance computing infra

Exhibit 99.1 Canaan Inc. Announces Strategic Investment from Brevan Howard, Galaxy Digital, and Weiss Asset Management Investment from top-tier institutional investors advances Canaan’s mission to build next-generation bitcoin and high-performance computing infrastructure Straight equity investment reflects Canaan’s strong fundamentals and disciplined growth approach SINGAPORE, Nov. 4, 2025 /PRNew

November 4, 2025 424B5

Canaan Inc. 63,660,477 American Depositary Shares Representing 954,907,155 Class A Ordinary Shares

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-285125 Prospectus Supplement dated November 3, 2025 (To Prospectus dated February 21, 2025) Canaan Inc. 63,660,477 American Depositary Shares Representing 954,907,155 Class A Ordinary Shares We have entered into a Securities Purchase Agreement (the “Securities Purchase Agreement”) dated November 3, 2025, with certain investo

November 4, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission file number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission file number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 4, 2025 EX-99.2

FORM OF SECURITIES PURCHASE AGREEMENT

Exhibit 99.2 FORM OF SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is made as of , 2025 by and between Canaan Inc., an exempted company incorporated in the Cayman Islands (the “Company”) and  (the “Purchaser”), a company incorporated in . The Purchaser and the Company are each referred to herein as a “Party,” and collectively as the “Parties.” W I T N E S S E

November 4, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission file number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2025 Commission file number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 4, 2025 EX-FILING FEES

Security Type

Calculation of Filing Fee Tables F-3 Canaan Inc. Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effecti

October 31, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

October 31, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

October 31, 2025 EX-99.1

Canaan Inc. Wins 4.5 MW Mining Server Contract Supporting Japan’s Power Grid Stability Hydro-cooled Avalon® A1566HA servers deployed at major Japanese utility Project underscores Canaan’s ability to support grid efficiency amid rising residential and

Exhibit 99.1 Canaan Inc. Wins 4.5 MW Mining Server Contract Supporting Japan’s Power Grid Stability Hydro-cooled Avalon® A1566HA servers deployed at major Japanese utility Project underscores Canaan’s ability to support grid efficiency amid rising residential and data-center power demand Singapore, October 30, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator

October 31, 2025 EX-99.1

Canaan Inc. Provides Updates to At-the-Market Offering Program Approximately US$7.8 million raised at an average price of approximately US$1.61 per ADS Company to pause further ATM Sales through 2025

Exhibit 99.1 Canaan Inc. Provides Updates to At-the-Market Offering Program Approximately US$7.8 million raised at an average price of approximately US$1.61 per ADS Company to pause further ATM Sales through 2025 SINGAPORE, October 31, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today provides an update to its at-the-market (“ATM”) offe

October 29, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

October 29, 2025 EX-99.1

Canaan Inc. Unveils Next-Gen Avalon® A16 Series Bitcoin Mining Machine Featuring Breakthrough ASIC Chip Delivering 300 TH/s in computing power with industry-leading energy efficiency of 12.8J/TH, the A16XP showcases Canaan’s continued leadership in m

Exhibit 99.1 Canaan Inc. Unveils Next-Gen Avalon® A16 Series Bitcoin Mining Machine Featuring Breakthrough ASIC Chip Delivering 300 TH/s in computing power with industry-leading energy efficiency of 12.8J/TH, the A16XP showcases Canaan’s continued leadership in mining innovation and operational excellence Singapore, Oct.28, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”),

October 24, 2025 424B5

Canaan Inc. Up to US$270,000,000 American Depositary Shares Representing Class A Ordinary Shares

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-285125 Prospectus Supplement dated October 24, 2025 (To Prospectus dated February 21, 2025) Canaan Inc. Up to US$270,000,000 American Depositary Shares Representing Class A Ordinary Shares We have entered into a Sales Agreement (the “Sales Agreement”) with Macquarie Capital Limited, Needham & Company LLC, Keefe, Bruyette & W

October 24, 2025 EX-1.1

CANAAN INC.

   Exhibit 1.1   CANAAN INC.   American Depositary Shares   each representing fifteen Class A Ordinary Shares, par value $0.00000005 Per Share   Sales Agreement   October 24, 2025   Macquarie Capital Limited Level 22, One International Finance Centre 1 Harbour View Street, Central Hong Kong   Needham & Company, LLC 250 Park Avenue, 10th Floor New York, NY 10177 Keefe, Bruyette & Woods, Inc. 787 7t

October 24, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

October 24, 2025 EX-FILING FEES

Security Type

Calculation of Filing Fee Tables F-3 Canaan Inc. Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effecti

October 16, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

October 16, 2025 EX-99.1

Canaan Inc. Regains Compliance with Nasdaq Minimum Bid Price Requirement Strong operational execution and strategic initiatives reinforce Canaan’s long-term growth outlook

Exhibit 99.1 Canaan Inc. Regains Compliance with Nasdaq Minimum Bid Price Requirement Strong operational execution and strategic initiatives reinforce Canaan’s long-term growth outlook Singapore, October 16, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that it has received a written compliance notification from the staff

October 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

October 14, 2025 EX-99.1

Canaan Inc. Launches Innovative Gas-to-Computing Pilot in Canada with Energy Infrastructure Developer Strategic initiative to convert flared natural gas into low-cost power for high-density computing Scalable low-cost natural gas power model designed

Exhibit 99.1 Canaan Inc. Launches Innovative Gas-to-Computing Pilot in Canada with Energy Infrastructure Developer Strategic initiative to convert flared natural gas into low-cost power for high-density computing Scalable low-cost natural gas power model designed to strengthen mining economics Annual reduction of approximately 12,000–14,000 metric tons of CO₂-equivalent emissions expected Singapor

October 10, 2025 EX-99.1

Canaan Inc. Provides September 2025 Bitcoin Production and Mining Operation Updates Deployed hashrate climbs to historic high of 9.30 EH/s Cryptocurrency treasury reaches record 1,582 BTC and 2,830 ETH Largest miner order in three years secured

Exhibit 99.1 Canaan Inc. Provides September 2025 Bitcoin Production and Mining Operation Updates Deployed hashrate climbs to historic high of 9.30 EH/s Cryptocurrency treasury reaches record 1,582 BTC and 2,830 ETH Largest miner order in three years secured SINGAPORE, October 10, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today release

October 10, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

October 2, 2025 EX-99.1

Canaan Inc. Secures Landmark U.S. Order, Strengthening Market Leadership Amid U.S. Bitcoin Mining Recovery Largest single order in the past three years includes more than 50,000 Avalon® A15 Pro bitcoin miners scheduled for delivery in fourth quarter

Exhibit 99.1 Canaan Inc. Secures Landmark U.S. Order, Strengthening Market Leadership Amid U.S. Bitcoin Mining Recovery Largest single order in the past three years includes more than 50,000 Avalon® A15 Pro bitcoin miners scheduled for delivery in fourth quarter 2025 Singapore, October 2, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, toda

October 2, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

September 30, 2025 EX-99.1

Soluna and Canaan Inc. Partner to Deploy 20 MW of Next-Gen Bitcoin Miners at Wind-Powered Data Center in Texas Strategic Deal Advances Soluna’s Texas Expansion and Supports Canaan’s North American Mining Growth

Exhibit 99.1 Soluna and Canaan Inc. Partner to Deploy 20 MW of Next-Gen Bitcoin Miners at Wind-Powered Data Center in Texas Strategic Deal Advances Soluna’s Texas Expansion and Supports Canaan’s North American Mining Growth Albany, New York and Singapore — September 30, 2025 — Soluna Holdings, Inc. (“Soluna” or the “Company”) (NASDAQ: SLNH), a developer of green data centers for intensive computin

September 30, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registran

September 8, 2025 EX-99.1

Canaan Inc. Provides August 2025 Bitcoin Production and Mining Operation Updates Bitcoins mined month-over-month increases 10%, bitcoin treasury hits 1,547 Total estimated computing power exceeds 10 EH/s globally

Exhibit 99.1 Canaan Inc. Provides August 2025 Bitcoin Production and Mining Operation Updates Bitcoins mined month-over-month increases 10%, bitcoin treasury hits 1,547 Total estimated computing power exceeds 10 EH/s globally SINGAPORE, September 8, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining

September 8, 2025 EX-99.1

Canaan Inc. Partners with Luxor to Expand Institutional Miner Financing Announces initial sale of 5,000+ Avalon A15 Pro bitcoin miners

Exhibit 99.1 Canaan Inc. Partners with Luxor to Expand Institutional Miner Financing Announces initial sale of 5,000+ Avalon A15 Pro bitcoin miners Singapore, September 8, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced a partnership with Luxor Technology Corporation (“Luxor”) to provide flexible financing solutions, potenti

September 8, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registran

September 8, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registran

September 5, 2025 EX-99.1

INDEX TO CONSOLIDATED FINANCIAL STATEMENTS

Exhibit 99.1 INDEX TO CONSOLIDATED FINANCIAL STATEMENTS Unaudited Consolidated Balance Sheets as of December 31, 2024 and June 30, 2025 F-2 Unaudited Consolidated Statements of Comprehensive Loss for the six months ended June 30, 2024 and 2025 F-4 Unaudited Consolidated Statements of Cash Flows for the six months ended June 30, 2024 and 2025 F-6 Notes to the Consolidated Financial Statements F-7 C

September 5, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registran

August 28, 2025 EX-99.1

Canaan Inc. Supplies Avalon® ASIC Kits for Bitfury’s North American Infrastructure Upgrade Bitfury to enhance large-scale digital asset operations with Avalon-powered upgrade kits Order marks milestone in joint R&D under strategic business collaborat

Exhibit 99.1 Canaan Inc. Supplies Avalon® ASIC Kits for Bitfury’s North American Infrastructure Upgrade Bitfury to enhance large-scale digital asset operations with Avalon-powered upgrade kits Order marks milestone in joint R&D under strategic business collaboration SINGAPORE, August 28 2025 - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced tha

August 28, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-391

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant f

August 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-391

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant f

August 14, 2025 EX-99.1

Canaan Inc. Reports Unaudited Second Quarter 2025 Financial Results Total revenues of US$100.2 million exceeded guidance, up 39.5% YoY Bitcoin mining revenues reached an all-time high of US$28.1 million, up 201.6% YoY Bitcoin treasury1 climbed to a m

Exhibit 99.1 Canaan Inc. Reports Unaudited Second Quarter 2025 Financial Results Total revenues of US$100.2 million exceeded guidance, up 39.5% YoY Bitcoin mining revenues reached an all-time high of US$28.1 million, up 201.6% YoY Bitcoin treasury1 climbed to a milestone of 1,511 as of July-end 2025 Singapore, August 14, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an

August 7, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-391

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant f

August 7, 2025 EX-99.1

Canaan Inc. Provides July 2025 Bitcoin Production and Mining Operation Updates

Exhibit 99.1 Canaan Inc. Provides July 2025 Bitcoin Production and Mining Operation Updates SINGAPORE, August 7, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for the month ending July 31, 2025. Management Commentary “We’re pleased to report quarter-over-quarter improvement in our bitcoin

July 31, 2025 EX-99.1

Canaan Inc. to Supply Additional Avalon A1566I Immersion-Cooling Miners to CleanSpark

Exhibit 99.1 Canaan Inc. to Supply Additional Avalon A1566I Immersion-Cooling Miners to CleanSpark SINGAPORE, July 31, 2025 - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that its U.S. subsidiary has received a purchase order from CleanSpark Inc. (NASDAQ: CLSK) (“CleanSpark”) to supply additional Avalon A1566I immersion-cooling miners. Each

July 31, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

July 30, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

July 30, 2025 EX-99.1

Canaan Inc. Announces Adoption of Cryptocurrency Holding Policy and Strategic Long Position in Bitcoin

Exhibit 99.1 FOR IMMEDIATE RELEASE Canaan Inc. Announces Adoption of Cryptocurrency Holding Policy and Strategic Long Position in Bitcoin SINGAPORE, July 30, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that it has adopted a Cryptocurrency Holding Policy (the “Policy”). The Policy establishes a clear and disciplined frame

July 29, 2025 EX-99.1

Canaan Inc. Announces Completion of Conversion of the Previously Announced Series A-1 Preferred Shares All ADSs from converted Series A-1 shares sold in open market

Exhibit 99.1 Canaan Inc. Announces Completion of Conversion of the Previously Announced Series A-1 Preferred Shares All ADSs from converted Series A-1 shares sold in open market SINGAPORE, July 29, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that the institutional investor (the “Investor”) in its previously disclosed Ser

July 29, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

July 18, 2025 EX-99.1

Canaan Inc. to Produce A15Pro Miners for Cipher Mining Order is to be fulfilled by U.S. and Malaysian facilities Expected to bolster hashrate at Cipher’s Black Pearl facility

Exhibit 99.1 FOR IMMEDIATE RELEASE Canaan Inc. to Produce A15Pro Miners for Cipher Mining Order is to be fulfilled by U.S. and Malaysian facilities Expected to bolster hashrate at Cipher’s Black Pearl facility SINGAPORE, July 17, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that its U.S. subsidiary has entered into a purc

July 18, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

July 7, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

July 7, 2025 EX-99.1

Canaan Inc. Provides June 2025 Bitcoin Production and Mining Operation Updates

Exhibit 99.1 Canaan Inc. Provides June 2025 Bitcoin Production and Mining Operation Updates SINGAPORE, July 7, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for the month ending June 30, 2025. Management Commentary “Our June production numbers demonstrated the resilience of our mining ope

June 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

June 23, 2025 EX-99.1

Canaan Inc. Announces Strategic Realignment Company to discontinue its non-core AI semiconductor business to sharpen focus on crypto-related businesses

Exhibit 99.1 Canaan Inc. Announces Strategic Realignment Company to discontinue its non-core AI semiconductor business to sharpen focus on crypto-related businesses SINGAPORE, June 23, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that it has commenced a strategic realignment aimed at sharpening its focus on its core busin

June 10, 2025 EX-99.1

Canaan Inc. Provides May 2025 Bitcoin Production and Mining Operation Updates

Exhibit 99.1 FOR IMMEDIATE RELEASE Canaan Inc. Provides May 2025 Bitcoin Production and Mining Operation Updates SINGAPORE, June 10, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for the month ending May 31, 2025. Management Commentary “In May 2025, despite the 10% increase in tariffs on

June 10, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

June 9, 2025 EX-99.1

Canaan Inc. Announces Share Purchases by Chief Executive Officer and Chief Financial Officer

Exhibit 99.1 Canaan Inc. Announces Share Purchases by Chief Executive Officer and Chief Financial Officer SINGAPORE, June 9, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that its chairman and chief executive officer, Nangeng Zhang, and its chief financial officer, James Jin Cheng, had purchased additional shares of the Co

June 9, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

May 27, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

May 27, 2025 EX-99.1

Canaan Inc. Announces Up to US$30 Million Share Repurchase Program

Exhibit 99.1 Canaan Inc. Announces Up to US$30 Million Share Repurchase Program SINGAPORE, May 27, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that its board of directors (the "Board") has authorized a share repurchase program under which the Company may repurchase up to US$30 million worth of its outstanding (i) America

May 20, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

May 20, 2025 EX-99.1

Canaan Inc. Reports Unaudited First Quarter 2025 Financial Results Total revenues of US$82.8 million exceeded guidance, up 135.9% YoY Bitcoin mining revenues reached US$24.3 million, up 131.9% YoY

Exhibit 99.1 Canaan Inc. Reports Unaudited First Quarter 2025 Financial Results Total revenues of US$82.8 million exceeded guidance, up 135.9% YoY Bitcoin mining revenues reached US$24.3 million, up 131.9% YoY Singapore, May 20, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced its unaudited financial results for the three mon

May 16, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

May 16, 2025 EX-99.1

Canaan Inc. Receives Nasdaq Notification Regarding Minimum Bid Requirements

Exhibit 99.1 Canaan Inc. Receives Nasdaq Notification Regarding Minimum Bid Requirements SINGAPORE, May 16, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today announced that on May 13, 2025, it received a written notice (the “Notice”) from the Nasdaq Stock Market LLC (“Nasdaq”) indicating that the Company was not in compliance with Nasda

May 15, 2025 EX-99.1

Canaan Inc. Provides April 2025 Bitcoin Production and Mining Operation Updates

Exhibit 99.1 Canaan Inc. Provides April 2025 Bitcoin Production and Mining Operation Updates SINGAPORE, May 14, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for the month ending April 30, 2025. Management Commentary “Our April production metrics demonstrate our ability to maintain a cost

May 15, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

April 21, 2025 EX-13.1

Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F/A for the year ended December 31, 2024 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Nangeng Zhang, Chairman and Chief Executive Officer of the Company, certi

April 21, 2025 EX-12.1

Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Nangeng Zhang, certify that: 1. I have reviewed this annual report on Form 20-F/A of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made,

April 21, 2025 20-F/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A (Amendment No.1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A (Amendment No.1) ¨ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024. OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SEC

April 21, 2025 EX-12.2

Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.2 Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, James Jin Cheng, certify that: 1. I have reviewed this annual report on Form 20-F/A of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made

April 21, 2025 EX-13.2

Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F/A for the year ended December 31, 2024 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, James Jin Cheng, Chief Financial Officer of the Company, certify, pursuan

April 18, 2025 S-8

As Filed with the Securities and Exchange Commission on April 18, 2025

As Filed with the Securities and Exchange Commission on April 18, 2025 Registration No.

April 18, 2025 EX-4.2

CANAAN INC. INDEMNIFICATION AGREEMENT

Exhibit 4.2 CANAAN INC. INDEMNIFICATION AGREEMENT This Indemnification Agreement (the “Agreement”) is entered into as of [ ] by and between Canaan Inc., a Cayman Islands company (the “Company”) and the undersigned, a [director/officer] of the Company (“Indemnitee”). RECITALS 1.Considering that the INDEMNITY section of the Company’s memorandum and articles of association, as now or hereinafter in e

April 18, 2025 EX-FILING FEES

CALCULATION OF FILING FEE Form S-8 (Form type) Canaan Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities

Exhibit 107 CALCULATION OF FILING FEE Form S-8 (Form type) Canaan Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title(1) Fee Calculation Rule Amount Registered(2) (3) Proposed Maximum Offering Price Per Class A Ordinary Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Class A ordinary s

April 18, 2025 EX-13.1

Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F for the year ended December 31, 2024 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Nangeng Zhang, Chairman and Chief Executive Officer of the Company, certify

April 18, 2025 EX-12.1

Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Nangeng Zhang, certify that: 1. I have reviewed this annual report on Form 20-F of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in

April 18, 2025 EX-11.2

CANAAN INC. STATEMENT OF POLICIES GOVERNING MATERIAL NON-PUBLIC INFORMATION AND THE PREVENTION OF INSIDER TRADING

Exhibit 11.2 CANAAN INC. STATEMENT OF POLICIES GOVERNING MATERIAL NON-PUBLIC INFORMATION AND THE PREVENTION OF INSIDER TRADING This Statement of Policies Governing Material Non-Public Information and the Prevention of Insider Trading (this “Statement”) applies to all directors, officers, employees and consultants of Canaan Inc. and its subsidiaries and consolidated and affiliated entities (collect

April 18, 2025 EX-15.2

Consent of Independent Registered Public Accounting Firm

Exhibit 15.2 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in the registration statements (No. 333-238717, No. 333-255471 and No. 333-271339) on Form S-8 and (No. 333-285125) on Form F-3 of our report dated April 18, 2025, with respect to the consolidated financial statements of Canaan Inc. and the effectiveness of internal control over finan

April 18, 2025 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024. OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECU

April 18, 2025 EX-15.1

中国北京建国门外大街 1 号国贸写字楼 2 座 12-15 层 100004 12-15th Floor, China World Office 2, No. 1 Jianguomenwai Avenue, Beijing 100004, China 电话 Tel: +86 10 6563 7181 传真 Fax: +86 10 6569 3838 电邮 Email: [email protected] 网址 Web: www.tongshang.com

Exhibit 15.1 中国北京建国门外大街 1 号国贸写字楼 2 座 12-15 层 100004 12-15th Floor, China World Office 2, No. 1 Jianguomenwai Avenue, Beijing 100004, China 电话 Tel: +86 10 6563 7181 传真 Fax: +86 10 6569 3838 电邮 Email: [email protected] 网址 Web: www.tongshang.com To:Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 Singapore April 18, 2025 Dear Sirs or Madam, Re: Canaan Inc. (the “Company”) We, Commerce & Finance

April 18, 2025 EX-13.2

Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F for the year ended December 31, 2024 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, James Jin Cheng, Chief Financial Officer of the Company, certify, pursuant

April 18, 2025 EX-12.2

Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.2 Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, James Jin Cheng, certify that: 1. I have reviewed this annual report on Form 20-F of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made,

April 10, 2025 EX-99.1

Canaan Inc. Provides March 2025 Bitcoin Production and Mining Operation Updates

Exhibit 99.1 Canaan Inc. Provides March 2025 Bitcoin Production and Mining Operation Updates SINGAPORE, Apr. 10, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for the month ending March 31, 2025. Management Commentary “We continued to execute on our North American expansion plan, and our

April 10, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

March 26, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

March 26, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

March 26, 2025 EX-99.1

Canaan Inc. Expands Self-Mining Footprint in North America New mining partnerships to add ~4.7 EH/s Mining machines to be hosted at facilities in Pennsylvania and Texas Self-mining energization expected in coming months

Exhibit 99.1 Canaan Inc. Expands Self-Mining Footprint in North America New mining partnerships to add ~4.7 EH/s Mining machines to be hosted at facilities in Pennsylvania and Texas Self-mining energization expected in coming months Singapore, March 26, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) ("Canaan" or the "Company"), an innovator in crypto mining, today announced that wholly owned subsid

March 26, 2025 EX-99.1

Canaan Inc. Reports Unaudited Fourth Quarter and Full Year 2024 Financial Results Total revenues of US$88.8 million exceeds guidance, up 80.9% YoY Total computing power sold achieves record high of 9.1 million TH/s, up 65.9% YoY Bitcoin mining revenu

EX-99.1 2 tm2510476d2ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Canaan Inc. Reports Unaudited Fourth Quarter and Full Year 2024 Financial Results Total revenues of US$88.8 million exceeds guidance, up 80.9% YoY Total computing power sold achieves record high of 9.1 million TH/s, up 65.9% YoY Bitcoin mining revenues reach US$15.3 million, up 312.5% YoY Singapore, March 26, 2025 /PRNewswire/ - Canaan Inc.

March 10, 2025 EX-10.1

SECURITIES PURCHASE AGREEMENT

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT SECURITIES PURCHASE AGREEMENT (the "Agreement"), dated as of March 6, 2025, by and among Canaan Inc., a Cayman Islands exempted company, with headquarters located at 28 Ayer Rajah Crescent, #06-08, Singapore 139959 (the "Company"), and the investors listed on the Schedule of Buyers attached hereto (individually, a "Buyer" and collectively, the "Buyers").

March 10, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

March 7, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

March 7, 2025 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Canaan Inc. (Exact name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) Canaan Inc. (Exact name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee

March 7, 2025 424B5

Canaan Inc. 7,000,000 American Depositary Shares Representing Class A ordinary shares, 100,000 Series A-1 Convertible Preferred Shares, and Class A ordinary shares issuable upon conversion of the Series A-1 Convertible Preferred Shares

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-285125 PROSPECTUS SUPPLEMENT (To Prospectus dated February 21, 2025) Canaan Inc. 7,000,000 American Depositary Shares Representing Class A ordinary shares, 100,000 Series A-1 Convertible Preferred Shares, and Class A ordinary shares issuable upon conversion of the Series A-1 Convertible Preferred Shares We are selling 7,000,

March 3, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

March 3, 2025 EX-99.1

Canaan Inc. Announces February 2025 Bitcoin Production, Mining Operation Updates, and Preliminary Fourth Quarter 2024 Financial Results

Exhibit 99.1 Canaan Inc. Announces February 2025 Bitcoin Production, Mining Operation Updates, and Preliminary Fourth Quarter 2024 Financial Results SINGAPORE, Mar. 3, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining and operational update for February 2025 and announced preliminary unaudited finan

February 21, 2025 EX-FILING FEES

Calculation of Filing Fee Table Form F-3 (Form Type) Canaan Inc. (Exact name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table Form F-3 (Form Type) Canaan Inc. (Exact name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee

February 21, 2025 F-3ASR

As filed with the Securities and Exchange Commission on February 21, 2025

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on February 21, 2025 Registration No.

February 19, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

February 19, 2025 EX-99.1

Canaan Inc. Announces January 2025 Bitcoin Production and Mining Operation Updates

Exhibit 99.1 Canaan Inc. Announces January 2025 Bitcoin Production and Mining Operation Updates SINGAPORE, Feb. 19, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for the month ending January 31, 2025. Management Commentary “In January, we made solid progress across all segments of our bus

February 14, 2025 EX-99.1

Joint Filing Agreement

EX-99.1 2 tm256686d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Joint Filing Agreement In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Class A ordinary shares, US$0.00000005 par value per share, of

January 21, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

January 21, 2025 EX-99.1

Canaan Inc. Announces December 2024 Bitcoin Production and Mining Operation Updates and Provides FY2025 Financial Guidance Expects total revenues for FY2025 in the range of US$900 million to US$1.1 billion

Exhibit 99.1 Canaan Inc. Announces December 2024 Bitcoin Production and Mining Operation Updates and Provides FY2025 Financial Guidance Expects total revenues for FY2025 in the range of US$900 million to US$1.1 billion SINGAPORE, Jan. 21, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), an innovator in crypto mining, today released its unaudited bitcoin mining update for

January 6, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

January 6, 2025 EX-99.1

Canaan Inc. Secures A15XP Order from New United States Customer

Exhibit 99.1 Canaan Inc. Secures A15XP Order from New United States Customer SINGAPORE, January 6, 2025 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced that Canaan U.S. Inc., a wholly owned subsidiary of the Company, has entered into a purchase agreement with a new, strategic United States customer for i

December 23, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

December 23, 2024 EX-1.1

CANAAN INC. American Depositary Shares each representing fifteen Class A Ordinary Shares, par value $0.00000005 Per Share Sales Agreement

EX-1.1 2 tm2431859d1ex1-1.htm EXHIBIT 1.1 Exhibit 1.1 SPECIFIC TERMS IN THIS EXHIBIT HAVE BEEN OMITTED PURSUANT TO ITEM 601(B)(10)(IV) OF REGULATION S-K UNDER THE SECURITIES ACT OF 1933, AS AMENDED, BECAUSE THEY BOTH ARE NOT MATERIAL AND WOULD LIKELY CAUSE COMPETITIVE HARM TO THE REGISTRANT IF PUBLICLY DISCLOSED. THE TERMS HAVE BEEN MARKED AT THE APPROPRIATE PLACE WITH THREE ASTERISKS [***]. CANAA

December 23, 2024 424B5

Canaan Inc. Up to US$270,000,000 American Depositary Shares Representing Class A Ordinary Shares

TABLE OF CONTENTS   Filed Pursuant to Rule 424(b)(5)   Registration No. 333-278762 Prospectus Supplement dated December 23, 2024 (To Prospectus dated September 5, 2024) Canaan Inc. Up to US$270,000,000 American Depositary Shares Representing Class A Ordinary Shares We have entered into a Sales Agreement, or the sales agreement, with Macquarie Capital Limited, Keefe, Bruyette & Woods, Inc. China Re

December 13, 2024 EX-99.1

Canaan Inc. Signs Agreement with AGM Group Holdings Inc. Provides 2000 A15 Hydro Bitcoin mining machines in initial order Continues global expansion with addition of new customer

Exhibit 99.1 Canaan Inc. Signs Agreement with AGM Group Holdings Inc. Provides 2000 A15 Hydro Bitcoin mining machines in initial order Continues global expansion with addition of new customer SINGAPORE, Dec. 12, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced that Canaan Creative Global Pte. Ltd. (“

December 13, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

December 9, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

December 9, 2024 EX-99.1

INDEX TO CONSOLIDATED FINANCIAL STATEMENTS

Exhibit 99.1 INDEX TO CONSOLIDATED FINANCIAL STATEMENTS Unaudited Consolidated Balance Sheets as of December 31, 2023 and September 30, 2024 F-2 Unaudited Consolidated Statements of Comprehensive Loss for the nine months ended September 30, 2023 and 2024 F-4 Unaudited Consolidated Statements of Cash Flows for the nine months ended September 30, 2023 and 2024 F-6 Notes to the Consolidated Financial

November 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 22, 2024 424B5

Canaan Inc. 30,000 Series A-1 Convertible Preferred Shares and Class A Ordinary Shares issuable upon conversion of the Series A-1 Convertible Preferred Shares

TABLE OF CONTENTS   Filed Pursuant to Rule 424(b)(5)  Registration No. 333-278762 PROSPECTUS SUPPLEMENT (To Prospectus dated September 5, 2024) Canaan Inc. 30,000 Series A-1 Convertible Preferred Shares and Class A Ordinary Shares issuable upon conversion of the Series A-1 Convertible Preferred Shares We are selling 30,000 Series A-1 Convertible Preferred Shares, par value US$0.00000005 per share,

November 22, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 20, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 20, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 20, 2024 EX-99.1

Canaan Inc. Expands its Self-mining Footprint in Texas and Pennsylvania Plans to install Avalon A14 and A15 mining machines at joint mining sites Takes significant steps toward 10 EH/s capacity in North America by mid-2025

Exhibit 99.1 Canaan Inc. Expands its Self-mining Footprint in Texas and Pennsylvania Plans to install Avalon A14 and A15 mining machines at joint mining sites Takes significant steps toward 10 EH/s capacity in North America by mid-2025 SINGAPORE, November 20, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today an

November 20, 2024 EX-99.1

Canaan Inc. Reports Unaudited Third Quarter 2024 Financial Results - Total Revenue Increased to US$73.6 Million, up 120.9% YoY - - Total Computing Power Sold Achieved 7.3 Million Thash/s, up 93.8% YoY -

Exhibit 99.1 Canaan Inc. Reports Unaudited Third Quarter 2024 Financial Results - Total Revenue Increased to US$73.6 Million, up 120.9% YoY - - Total Computing Power Sold Achieved 7.3 Million Thash/s, up 93.8% YoY - Singapore, Nov. 20, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced its unaudited fi

November 20, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 20, 2024 EX-99.1

Canaan Inc. Secures Follow-On Order from HIVE for 5,000 Avalon A15-194T Miners Complementing the Earlier November Order of 6,500 Avalon A1566 Miners

Exhibit 99.1 Canaan Inc. Secures Follow-On Order from HIVE for 5,000 Avalon A15-194T Miners Complementing the Earlier November Order of 6,500 Avalon A1566 Miners SINGAPORE, November 20, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced that Canaan Creative Global Pte. Ltd. (“CCG”), a wholly owned Sing

November 20, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 20, 2024 EX-10.2

CERTIFICATE OF DESIGNATIONS, PREFERENCES AND RIGHTS OF SERIES A-1 CONVERTIBLE PREFERRED SHARES OF CANAAN INC.

Exhibit 10.2 CERTIFICATE OF DESIGNATIONS, PREFERENCES AND RIGHTS OF SERIES A-1 CONVERTIBLE PREFERRED SHARES OF CANAAN INC. Canaan Inc. (the “Company”), an exempted company incorporated and existing under the Companies Act (As Revised) of the Cayman Islands (the “Companies Act”), does hereby certify that, pursuant to authority conferred upon the Board of Directors of the Company (the “Board”) by th

November 20, 2024 EX-10.1

SECURITIES PURCHASE AGREEMENT

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT SECURITIES PURCHASE AGREEMENT (the “Agreement”), dated as of November 19, 2024, by and among Canaan Inc., a Cayman Islands exempted company, with headquarters located at 28 Ayer Rajah Crescent, #06-08, Singapore 139959 (the “Company”), and the investors listed on the Schedule of Buyers attached hereto (individually, a “Buyer” and collectively, the “Buyers

November 14, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 14, 2024 EX-99.1

Canaan Inc. Signs Agreement with HIVE for Avalon A1566 Miners Continues North American Expansion with Order from Long-term Customer

Exhibit 99.1 Canaan Inc. Signs Agreement with HIVE for Avalon A1566 Miners Continues North American Expansion with Order from Long-term Customer SINGAPORE, November 11, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced that Canaan Creative Global Pte. Ltd. (“CCG”), a wholly owned Singapore subsidiary

November 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 1, 2024 EX-99.1

Canaan Inc. Awarded Order from New Customer CleanSpark for Avalon A1566I Miners Contributing to CleanSpark’s Immersion Mining Operations

Exhibit 99.1 Canaan Inc. Awarded Order from New Customer CleanSpark for Avalon A1566I Miners Contributing to CleanSpark’s Immersion Mining Operations SINGAPORE, November 1, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced that Canaan U.S. Inc., a wholly owned subsidiary of the Company, has entered in

October 24, 2024 SC 13G/A

CAN / Canaan Inc. - Depositary Receipt (Common Stock) / Streeterville Capital LLC - CAN 13G/A Passive Investment

SC 13G/A 1 CANSC13G.txt CAN 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Canaan Inc. (Name of Issuer) Class A Ordinary Shares, $0.00000005 par value per share (Title of Class of Securities) 134748102 (CUSIP Number) John Fife, 303 E Wacker Dr, Suite 1040 Chicago, IL 60601 (Name, Address and Te

October 21, 2024 LETTER

LETTER

October 21, 2024 James Jin Cheng Chief Financial Officer Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 Singapore Re: Canaan Inc. Form 20-F for the Fiscal Year Ended December 31, 2023 Filed April 17, 2024 File No. 001-39127 Dear James Jin Cheng: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their

October 16, 2024 CORRESP

58th Floor, China World Tower A No.1 Jian Guo Men Wai Avenue Beijing 100004, P.R. China Telephone: +8610 5737 9300 Facsimile: +8610 5737 9301 October 16, 2024

58th Floor, China World Tower A No.1 Jian Guo Men Wai Avenue Beijing 100004, P.R. China Telephone: +8610 5737 9300 Facsimile: +8610 5737 9301 www.kirkland.com October 16, 2024 VIA EDGAR Mr. Dale Welcome Mr. Hugh West Division of Corporation Finance Office of Manufacturing U.S. Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: Canaan Inc. Form 20-F for the Fiscal Year

October 7, 2024 LETTER

LETTER

October 7, 2024 James Jin Cheng Chief Financial Officer Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 Singapore Re: Canaan Inc. Form 20-F for the Fiscal Year Ended December 31, 2023 Filed April 17, 2024 File No. 001-39127 Dear James Jin Cheng: We have limited our review of your filing to the financial statements and related disclosures and have the following comment. Please respond to this le

September 30, 2024 EX-10.1

GLOBAL AMENDMENT

Exhibit 10.1 GLOBAL AMENDMENT This Global Amendment (this “Amendment”) is entered into as of September 26, 2024 by and between [the Investor] (“Investor”), and Canaan Inc., a Cayman Islands exempted company (“Company”). Capitalized terms used in this Amendment without definition shall have the meanings given to them in the Purchase Agreement (as defined below). A.           Company and Investor pr

September 30, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registran

September 30, 2024 EX-10.2

CERTIFICATE OF DESIGNATIONS, PREFERENCES AND RIGHTS OF SERIES A CONVERTIBLE PREFERRED SHARES OF CANAAN INC.

Exhibit 10.2 CERTIFICATE OF DESIGNATIONS, PREFERENCES AND RIGHTS OF SERIES A CONVERTIBLE PREFERRED SHARES OF CANAAN INC. Canaan Inc. (the "Company"), an exempted company incorporated and existing under the Companies Act (As Revised) of the Cayman Islands (the "Companies Act"), does hereby certify that, pursuant to authority conferred upon the Board of Directors of the Company (the "Board") by the

September 3, 2024 CORRESP

[Signature page follows]

VIA EDGAR September 3, 2024 Jenny O’Shanick Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.

September 3, 2024 F-3/A

As filed with the Securities and Exchange Commission on September 3, 2024

As filed with the Securities and Exchange Commission on September 3, 2024 Registration No.

September 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registran

September 3, 2024 EX-99.1

INDEX TO CONSOLIDATED FINANCIAL STATEMENTS

Exhibit 99.1 INDEX TO CONSOLIDATED FINANCIAL STATEMENTS Unaudited Consolidated Balance Sheets as of December 31, 2023 and June 30, 2024 F-2 Unaudited Consolidated Statements of Comprehensive Loss for the six months ended June 30, 2023 and 2024 F-5 Unaudited Consolidated Statements of Cash Flows for the six months ended June 30, 2023 and 2024 F-7 Notes to the Consolidated Financial Statements F-9 F

August 20, 2024 CORRESP

Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 August 20, 2024

Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 Singapore August 20, 2024 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance Office of Trade & Services 100 F Street, N.E. Washington, D.C. 20549 Re: Canaan Inc. File No. 333-278762 Withdrawal of Acceleration Request - Registration Statement on Form F-3 Ladies and Gentlemen: Reference is made to our letter, filed as

August 15, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 001-391

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant f

August 15, 2024 EX-99.1

Canaan Inc. Reports Unaudited Second Quarter 2024 Financial Results - Revenue Surpasses Guidance, up 104.8% QoQ - - Profitability Improves with Operating Loss Narrows by 60.9% YoY and 31.5% QoQ -

Exhibit 99.1 Canaan Inc. Reports Unaudited Second Quarter 2024 Financial Results - Revenue Surpasses Guidance, up 104.8% QoQ - - Profitability Improves with Operating Loss Narrows by 60.9% YoY and 31.5% QoQ - Singapore, Aug 15, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced its unaudited financial

August 13, 2024 CORRESP

[Signature page follows]

VIA EDGAR August 13, 2024 Jenny O’Shanick Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.

June 6, 2024 EX-99.1

Canaan Inc. Secures Large Avalon Miner A1566 Purchase Order From Cipher Mining Technologies Inc.

Exhibit 99.1 Canaan Inc. Secures Large Avalon Miner A1566 Purchase Order From Cipher Mining Technologies Inc. SINGAPORE, June 6, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced that it has signed a large purchase agreement (the “Agreement”) with one of the Company’s long-term partners, Cipher Mining

June 6, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fil

May 17, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

May 17, 2024 EX-99.1

Canaan Inc. Reports Unaudited First Quarter 2024 Financial Results

Exhibit 99.1 Canaan Inc. Reports Unaudited First Quarter 2024 Financial Results Singapore, May 17, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced its unaudited financial results for the three months ended March 31, 2024. First Quarter 2024 Operating and Financial Highlights Revenues were US$35.1 mi

May 9, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

May 9, 2024 EX-99.1

Canaan Unveils the New Avalon A1566 Mining Machines at Bitcoin Asia

Exhibit 99.1 Canaan Unveils the New Avalon A1566 Mining Machines at Bitcoin Asia SINGAPORE, May 9, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today debuted its newest product, the A1566 of the Avalon A15 series, at the Bitcoin Asia exhibition in Hong Kong on May 9th, 2024. The Avalon Miner A1566, with an outst

April 24, 2024 LETTER

LETTER

United States securities and exchange commission logo April 24, 2024 Nangeng Zhang Chief Executive Officer Canaan Inc.

April 22, 2024 EX-99.1

Canaan Announces Proposed Share Purchase by Management

Exhibit 99.1 Canaan Announces Proposed Share Purchase by Management SINGAPORE, April 22, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) ("Canaan" or the "Company"), a leading high-performance computing solutions provider, today announced that Mr. Nangeng Zhang, Chairman and Chief Executive Officer of Canaan, and Mr. James Jin Cheng, Chief Financial Officer of Canaan, informed the Company their inte

April 22, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number: 001-3912

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant fi

April 17, 2024 F-3

As filed with the Securities and Exchange Commission on April 17, 2024

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on April 17, 2024 Registration No.

April 17, 2024 EX-15.1

中国北京建国门外大街 1 号国贸写字楼 2 座 12-14 层 100004 12-14th Floor, China World Office 2, No. 1 Jianguomenwai Avenue, Beijing 100004, China 电话 Tel: +86 10 6563 7181 传真 Fax: +86 10 6569 3838 电邮 Email: [email protected] 网址 Web: www.tongshang.com

Exhibit 15.1 中国北京建国门外大街 1 号国贸写字楼 2 座 12-14 层 100004 12-14th Floor, China World Office 2, No. 1 Jianguomenwai Avenue, Beijing 100004, China 电话 Tel: +86 10 6563 7181 传真 Fax: +86 10 6569 3838 电邮 Email: [email protected] 网址 Web: www.tongshang.com To:Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 Singapore April 17, 2024 Dear Sirs or Madam, Re: Canaan Inc. (the “Company”) We, Commerce & Finance

April 17, 2024 EX-15.2

Consent of Independent Registered Public Accounting Firm

Exhibit 15.2 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in the registration statements ((No. 333-238717 and 333-255471) on Form S-8 and (No. 333-255470) on Form F-3) of our report dated April 17, 2024, with respect to the consolidated financial statements of Canaan Inc. and the effectiveness of internal control over financial reporting. /s

April 17, 2024 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023. OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECU

April 17, 2024 EX-13.1

Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F for the year ended December 31, 2023 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Nangeng Zhang, Chairman and Chief Executive Officer of the Company, certify

April 17, 2024 EX-97.1

CLAWBACK POLICY CANAAN INC.

Exhibit 97.1 CLAWBACK POLICY CANAAN INC. PURPOSE Canaan Inc. (the “Company”) believes that it is in the best interests of the Company and its shareholders to create and maintain a culture that emphasizes integrity and accountability and that reinforces the Company’s pay-for-performance compensation philosophy. The Company’s Board of Directors (the “Board”) has therefore adopted this policy, which

April 17, 2024 EX-FILING FEES

Calculation of Filing Fee Table Form F-3 (Form Type) Canaan Inc. (Exact name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table Form F-3 (Form Type) Canaan Inc. (Exact name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee

April 17, 2024 EX-12.2

Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.2 Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, James Jin Cheng, certify that: 1. I have reviewed this annual report on Form 20-F of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made,

April 17, 2024 EX-13.2

Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F for the year ended December 31, 2023 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, James Jin Cheng, Chief Financial Officer of the Company, certify, pursuant

April 17, 2024 EX-12.1

Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Nangeng Zhang, certify that: 1. I have reviewed this annual report on Form 20-F of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in

February 27, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

February 27, 2024 EX-99.1

Canaan Inc. Reports Unaudited Fourth Quarter and Full Year 2023 Financial Results

Exhibit 99.1 Canaan Inc. Reports Unaudited Fourth Quarter and Full Year 2023 Financial Results Singapore, February 27, 2024 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced its unaudited financial results for the three months and twelve months ended December 31, 2023. Fourth Quarter 2023 Operating and Fin

February 8, 2024 EX-99.1

Joint Filing Agreement

EX-99.1 2 tm245613d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Joint Filing Agreement In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Class A ordinary shares, US$0.00000005 par value per share, of

February 8, 2024 SC 13G/A

CAN / Canaan Inc. - Depositary Receipt (Common Stock) / Zhang Nangeng - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* Canaan Inc. (Name of Issuer) Class A Ordinary Shares, par value US$0.00000005 per share (Title of Class of Securities) 134748 102(1) (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to des

January 24, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

January 19, 2024 424B5

Canaan Inc. 2,800,000 American Depositary Shares Representing Class A Ordinary Shares, 50,000 Series A Convertible Preferred Shares and Class A Ordinary Shares issuable upon conversion of the Series A Convertible Preferred Shares

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-255470 PROSPECTUS SUPPLEMENT (To Prospectus dated May 1, 2023) Canaan Inc. 2,800,000 American Depositary Shares Representing Class A Ordinary Shares, 50,000 Series A Convertible Preferred Shares and Class A Ordinary Shares issuable upon conversion of the Series A Convertible Preferred Shares We are selling 2,800,000 American

January 19, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

January 4, 2024 EX-99.1

Canaan Secures Follow-On Purchase Orders from Cipher and Stronghold

Exhibit 99.1 Canaan Secures Follow-On Purchase Orders from Cipher and Stronghold - Cipher’s JV entities have purchased 16,700 A1466 model Avalon Miners; the 11,000 previously bought A1346 model Avalon Miners have been delivered and installed at Cipher’s Odessa Facility - Stronghold has purchased 1,100 A1346 model Avalon Miners; the 2,000 previously bought A1346 model Avalon Miners have been delive

January 4, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

December 20, 2023 SC 13G

CAN / Canaan Inc. - Depositary Receipt (Common Stock) / Streeterville Capital LLC - NONE Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. n/a )* Canaan Inc. (Name of Issuer) Class A Ordinary Shares, $0.00000005 par value per share (Title of Class of Securities) 134748102 (CUSIP Number) December 20, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate

December 13, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

December 1, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

December 1, 2023 424B5

Canaan Inc. 8,000,000 American Depositary Shares Representing Class A Ordinary Shares, 25,000 Series A Convertible Preferred Shares and Class A Ordinary Shares underlying the Series A Convertible Preferred Shares

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-255470 PROSPECTUS SUPPLEMENT (To Prospectus dated May 1, 2023) Canaan Inc. 8,000,000 American Depositary Shares Representing Class A Ordinary Shares, 25,000 Series A Convertible Preferred Shares and Class A Ordinary Shares underlying the Series A Convertible Preferred Shares We are selling 8,000,000 American Depositary Share

November 28, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 28, 2023 EX-10.2

CERTIFICATE OF DESIGNATIONS, PREFERENCES AND RIGHTS OF SERIES A CONVERTIBLE PREFERRED SHARES OF CANAAN INC.

Exhibit 10.2 CERTIFICATE OF DESIGNATIONS, PREFERENCES AND RIGHTS OF SERIES A CONVERTIBLE PREFERRED SHARES OF CANAAN INC. Canaan Inc. (the "Company"), an exempted company incorporated and existing under the Companies Act (As Revised) of the Cayman Islands (the "Companies Act"), does hereby certify that, pursuant to authority conferred upon the Board of Directors of the Company (the "Board") by the

November 28, 2023 EX-99.1

Canaan Inc. Reports Unaudited Third Quarter 2023 Financial Results

Exhibit 99.1 Canaan Inc. Reports Unaudited Third Quarter 2023 Financial Results Singapore, November 28, 2023 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced its unaudited financial results for the three months ended September 30, 2023. Third Quarter 2023 Operating and Financial Highlights Total computing

November 28, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 28, 2023 EX-10.1

SECURITIES PURCHASE AGREEMENT

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT SECURITIES PURCHASE AGREEMENT (the "Agreement"), dated as of November 27, 2023, by and among Canaan Inc., a Cayman Islands exempted company, with headquarters located at 28 Ayer Rajah Crescent, #06-08, Singapore 139959 (the "Company"), and the investors listed on the Schedule of Buyers attached hereto (individually, a "Buyer" and collectively, the "Buyers

November 27, 2023 424B5

Canaan Inc. Up to US$68,000,000 Class A Ordinary Shares Represented by American Depositary Shares

Filed Pursuant to Rule 424(b)(5) Registration No. 333-255470 Amendment No. 1 dated November 27, 2023 Prospectus Supplement dated November 13, 2023 (To Prospectus dated May 1, 2023) Canaan Inc. Up to US$68,000,000 Class A Ordinary Shares Represented by American Depositary Shares This amendment no. 1, or this “Amendment,” amends our prospectus supplement dated November 13, 2023, or the “Prospectus S

November 13, 2023 424B5

Canaan Inc. Up to US$148,000,000 Class A Ordinary Shares Represented by American Depositary Shares

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(5)  Registration No. 333-255470 Prospectus Supplement dated November 13, 2023 (To Prospectus dated May 1, 2023) Canaan Inc. Up to US$148,000,000 Class A Ordinary Shares Represented by American Depositary Shares We have entered into an At Market Issuance Sales Agreement, or the sales agreement, with B. Riley Securities, Inc., or B. Riley Securities o

November 13, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant

November 13, 2023 EX-10.1

CANAAN INC. American Depositary Shares each representing fifteen Class A Ordinary Shares, par value $0.00000005 Per Share At Market Issuance Sales Agreement

Exhibit 10.1 SPECIFIC TERMS IN THIS EXHIBIT HAVE BEEN OMITTED PURSUANT TO ITEM 601(B)(10)(IV) OF REGULATION S-K UNDER THE SECURITIES ACT OF 1933, AS AMENDED, BECAUSE THEY BOTH ARE NOT MATERIAL AND WOULD LIKELY CAUSE COMPETITIVE HARM TO THE REGISTRANT IF PUBLICLY DISCLOSED. THE TERMS HAVE BEEN MARKED AT THE APPROPRIATE PLACE WITH THREE ASTERISKS [***]. CANAAN INC. American Depositary Shares each re

August 29, 2023 EX-99.1

Canaan Inc. Reports Unaudited Second Quarter 2023 Financial Results - Total Computing Power Sold Achieved 6.1 Million Thash/s, up 45.2% QoQ - - Bitcoin Mining Revenues Reached US$15.9 Million, up 43.3% QoQ -

Exhibit 99.1 Canaan Inc. Reports Unaudited Second Quarter 2023 Financial Results - Total Computing Power Sold Achieved 6.1 Million Thash/s, up 45.2% QoQ - - Bitcoin Mining Revenues Reached US$15.9 Million, up 43.3% QoQ - Singapore, August 29, 2023 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced its unaud

August 29, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-391

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant f

August 18, 2023 EX-99.1

Canaan Inc. Provides Updates on Its Bitcoin Mining Operations

Exhibit 99.1 Canaan Inc. Provides Updates on Its Bitcoin Mining Operations SINGAPORE, August 18, 2023 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company” or “We”), a leading high-performance computing solutions provider, today announced that the challenges set forth below may adversely impact the Company’s bitcoin generation and revenue from its mining activities, primarily due to

August 18, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-391

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant f

August 14, 2023 LETTER

LETTER

United States securities and exchange commission logo August 14, 2023 James Cheng Chief Financial Officer Canaan Inc.

August 9, 2023 CORRESP

26th Floor, Gloucester Tower The Landmark 15 Queen’s Road Central Hong Kong Telephone: +852 3761 3300 Facsimile: +852 3761 3301

26th Floor, Gloucester Tower The Landmark 15 Queen’s Road Central Hong Kong Telephone: +852 3761 3300 Facsimile: +852 3761 3301 www.

July 28, 2023 LETTER

LETTER

United States securities and exchange commission logo July 28, 2023 James Cheng Chief Financial Officer Canaan Inc.

May 26, 2023 EX-99.1

Canaan Inc. Reports Unaudited First Quarter 2023 Financial Results - Total Computing Power Sold Rebounded to 4.2 Million Thash/s, up 126.8% QoQ -

Exhibit 99.1 Canaan Inc. Reports Unaudited First Quarter 2023 Financial Results - Total Computing Power Sold Rebounded to 4.2 Million Thash/s, up 126.8% QoQ - Singapore, May 26, 2023 /PRNewswire/ - Canaan Inc. (NASDAQ: CAN) (“Canaan” or the “Company”), a leading high-performance computing solutions provider, today announced its unaudited financial results for the three months ended March 31, 2023.

May 26, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 001-39127

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 001-39127 Canaan Inc. 28 Ayer Rajah Crescent #06-08 Singapore 139959 (Address of principal executive offices) Indicate by check mark whether the registrant file

April 19, 2023 EX-99.3

MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Exhibit 99.3 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS This Management Discussion and Analysis of Canaan Inc. (the “Company”) provides analysis of the Company’s financial results for the three months ended December 31, 2022 and the year ended December 31, 2022. The following information should be read in conjunction with the accompanying unaudited conden

April 19, 2023 EX-99.1

We would like to note investors that after the announcement of our unaudited fourth quarter and full year 2022 financial results on March 7, 2023, as we continued to experience a decline in the demand for our Bitcoin mining machines amidst continued

Exhibit 99.1 We would like to note investors that after the announcement of our unaudited fourth quarter and full year 2022 financial results on March 7, 2023, as we continued to experience a decline in the demand for our Bitcoin mining machines amidst continued Bitcoin price fluctuation, we had to offer additional discounts in our A12 machine series in late March 2023, which in turn led to a furt

April 19, 2023 EX-12.1

Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 Certification by the Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Nangeng Zhang, certify that: 1. I have reviewed this annual report on Form 20-F of Canaan Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in

April 19, 2023 EX-FILING FEES

Calculation of Filing Fee Table Post-Effective Amendment to Form F-3 (Form Type) Canaan Inc. (Exact name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table Post-Effective Amendment to Form F-3 (Form Type) Canaan Inc.

April 19, 2023 EX-99.2

CANAAN INC. UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (all amounts in thousands, except share and per share data, or as otherwise noted)

Exhibit 99.2 CANAAN INC. UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (all amounts in thousands, except share and per share data, or as otherwise noted) As of December 31, As of December 31, 2021 2022 2022 RMB RMB US$ ASSETS Current assets: Cash and cash equivalents 2,684,342 707,261 102,543 Restricted cash 47,362 - - Accounts receivable, net 367 - - Inventories 812,363 1,473,990 213,708 Prepay

April 19, 2023 EX-13.2

Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F for the year ended December 31, 2022 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, James Jin Cheng, Chief Financial Officer of the Company, certify, pursuant

April 19, 2023 EX-15.3

Consent of Independent Registered Public Accounting Firm

Exhibit 15.3 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in the registration statements (No. 333-238717 and 333-255471) on Form S-8 and (No. 333-255470) on Form F-3 of our reports dated April 19, 2023, with respect to the consolidated financial statements of Canaan Inc. and the effectiveness of internal control over financial reporting. /s/

April 19, 2023 S-8

As Filed with the Securities and Exchange Commission on April 19, 2023

As Filed with the Securities and Exchange Commission on April 19, 2023 Registration No.

April 19, 2023 POS AM

As filed with the Securities and Exchange Commission on April 19, 2023

POS AM 1 tm2312989-1posam.htm POS AM TABLE OF CONTENTS As filed with the Securities and Exchange Commission on April 19, 2023 Registration No. 333- 255470 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 2 to FORM F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Canaan Inc. (Exact name of Registrant as specified in its charter) Not App

April 19, 2023 EX-15.4

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Exhibit 15.4 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No.333-238717 and No. 333-255471) and Form F-3 (No.333-255470) of Canaan Inc. of our report dated April 21, 2021 relating to the financial statements, which appears in this Form 20-F. /s/ PricewaterhouseCoopers Zhong Tian LLP Shanghai

April 19, 2023 EX-15.2

12-14th Floor, China World Office 2, No. 1 Jianguomenwai Avenue, Beijing 100004, China 电话 Tel: +86 10 6563 7181 传真 Fax: +86 10 6569 3838 电邮 Email: [email protected] 网址 Web: www.tongshang.com

Exhibit 15.2 中国北京建国门外大街1号国贸写字楼2座12-14层100004 12-14th Floor, China World Office 2, No. 1 Jianguomenwai Avenue, Beijing 100004, China 电话 Tel: +86 10 6563 7181 传真 Fax: +86 10 6569 3838 电邮 Email: [email protected] 网址 Web: www.tongshang.com To:Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 Singapore April 19, 2023 Dear Sirs or Madam, Re: Canaan Inc. (the “Company”) We, Commerce & Finance Law Of

April 19, 2023 EX-FILING FEES

CALCULATION OF FILING FEE Form S-8 (Form type) Canaan Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities

Exhibit 107 CALCULATION OF FILING FEE Form S-8 (Form type) Canaan Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title(1) Fee Calculation Rule Amount Registered(2) (3) Proposed Maximum Offering Price Per Class A Ordinary Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Class A ordinary s

April 19, 2023 EX-13.1

Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 Certification by the Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the annual report of Canaan Inc. (the “Company”) on Form 20-F for the year ended December 31, 2022 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Nangeng Zhang, Chairman and Chief Executive Officer of the Company, certify

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