MPWR SEC-arkivering - Monolithic Power Systems, Inc.- Årsrapport, fuldmagtserklæring, prospekt

Grundlæggende statistik

LEI	529900TB7O85LSZ1XU31
CIK	1280452

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 Monolithic Power Systems, Inc.

SEC Filings (Chronological Order)

Denne side giver en komplet, kronologisk liste over SEC-arkiveringer, eksklusive ejerskabsregistreringer, som vi leverer andre steder.

May 29, 2026	EX-1.01	Conflict Minerals Report of Monolithic Power Systems, Inc. for the Year Ended December 31, 2025 Exhibit 1.01 Conflict Minerals Report of Monolithic Power Systems, Inc. for the Year Ended December 31, 2025 This Conflict Minerals Report of Monolithic Power Systems, Inc. (including its consolidated subsidiaries, “MPS,” “we,” “us,” “our”) is being filed for the reporting period from January 1, 2025 to December 31, 2025 in compliance with Rule 13p-1 of the Securities Exchange Act of 1934, as amen
May 29, 2026	SD	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 1555 Palm Beach Lakes Blvd., West Palm Beach,
May 4, 2026	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
May 4, 2026	EX-10.1	Transition Agreement Exhibit 10.1 Transition Agreement This Transition Agreement (this “Agreement”) is entered into by and between Monolithic Power Systems, Inc., a Delaware corporation (“MPS” or the “Company”), and Bernie Blegen (“Employee,” and together with MPS, the “Parties”), effective as of April 28, 2026 (the “Effective Date”). WHEREAS, in connection with Employee’s continued employment with the Company followi
April 30, 2026	ARS	FORM ARS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ց 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 տ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems, Inc. (Exact name of re
April 30, 2026	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confid
April 30, 2026	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of
April 30, 2026	EX-99.1	Monolithic Power Systems Reports First Quarter Results on April 30, 2026 Monolithic Power Systems, Inc. (“MPS”) reported its results after market close on April 30, 2026 and will host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m. ET. The Exhibit 99.1 Monolithic Power Systems Q1’26 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications Monolithic Power Systems Reports First Quarter Results on April 30, 2026 Monolithic Power Systems, Inc. (“MPS”) reported its results after market close on April 30, 2026 and will host a quest
April 30, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 30, 2026 MONOLITHIC POWER S UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 30, 2026 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S.
February 27, 2026	EX-21.1	SUBSIDIARIES OF MONOLITHIC POWER SYSTEMS, INC. Exhibit 21.1 SUBSIDIARIES OF MONOLITHIC POWER SYSTEMS, INC. MPS International S.à.r.l. China MPS International (Shanghai) Ltd. Chengdu Monolithic Power Systems Co., Ltd. MPS International Korea Co., Ltd. MPS Japan G.K. MPS Japan K.K. MPS France Sàrl Hangzhou MPS Semiconductor Technology Ltd. MPS International (Taiwan) Ltd. Monolithic Power Systems (Singapore) Pte. Ltd. MPS Germany GmbH MPS Tech Sw
February 27, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 26, 2026 MONOLITHIC POWE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 26, 2026 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.
February 27, 2026	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ 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 SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems, Inc.
February 5, 2026	EX-99.3	Monolithic Power Systems Announces CFO Transition Exhibit 99.3 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces CFO Transition Schaffhausen, Switzerland, February 5, 2026 - Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced that Bernie Blegen will retire from his position as Executive Vice President a
February 5, 2026	EX-99.1	Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2025 and an Increase in Quarterly Cash Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2025 and an Increase in Quarterly Cash Dividend Schaffhausen, Switzerland, February 5, 2026 - Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, to
February 5, 2026	EX-99.2	Monolithic Power Systems Reports Fourth Quarter and Full Year 2025 Results on February 5, 2026 MPS reported its results after market close on February 5, 2026 and will host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m. ET. The webinar can Exhibit 99.2 Monolithic Power Systems Full Year 2025 and Q4’25 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications Monolithic Power Systems Reports Fourth Quarter and Full Year 2025 Results on February 5, 2026 MPS reported its results after market close on February 5, 2026 and will host
February 5, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 3, 2026 MONOLITHIC POWER UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 3, 2026 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
December 12, 2025	EX-99.1	Monolithic Power Systems Announces Fourth Quarter 2025 Dividend Exhibit 99.1 Monolithic Power Systems Announces Fourth Quarter 2025 Dividend Schaffhausen, Switzerland, December 12, 2025 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its fourth quarter dividend of $1.56 per share of common stock to all stockholders of record as of the close of bus
December 12, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 12, 2025 MONOLITHIC POWE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 12, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.
November 21, 2025	EX-3.1	AMENDED AND RESTATED BYLAWS OF MONOLITHIC POWER SYSTEMS, INC. Effective November 19, 2025 TABLE OF CONTENTS Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF MONOLITHIC POWER SYSTEMS, INC. Effective November 19, 2025 TABLE OF CONTENTS Page ARTICLE I - CORPORATE OFFICES 1 1.1 REGISTERED OFFICE 1 1.2 OTHER OFFICES 1 ARTICLE II - MEETINGS OF STOCKHOLDERS 1 2.1 PLACE OF MEETINGS 1 2.2 ANNUAL MEETING 1 2.3 SPECIAL MEETING 1 2.4 ADVANCE NOTICE PROCEDURES; NOTICE OF STOCKHOLDERS’ MEETINGS 3 2.5 MANNER OF GIVING NOTIC
November 21, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): November 19, 2025 MONOLITHIC POWE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): November 19, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.
November 5, 2025	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Syst
October 30, 2025	EX-99.2	Monolithic Power Systems Reports Third Quarter Results on October 30, 2025 MPS reported its results after market close on October 30, 2025 and will host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m. ET. The live event will be held via a Z Exhibit 99.2 Monolithic Power Systems Q3’25 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications Monolithic Power Systems Reports Third Quarter Results on October 30, 2025 MPS reported its results after market close on October 30, 2025 and will host a question-and-answer webinar at 2:00
October 30, 2025	EX-99.1	Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2025 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2025 Schaffhausen, Switzerland, October 30, 2025 - Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ende
October 30, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 30, 2025 MONOLITHIC POWER UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 30, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
October 1, 2025	144	144 144 0001415033 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS, INC. 000-51026 5808 Lake Washington Blvd. NE Kirkland WA 98033 (425) 296-9956 BERNIE BLEGEN Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 3000 2739643.80 47892000 10/01/2025 NASDAQ Common 07/20/2023 Performance Shares ISSUER N 3000 07/20/2023 Not Applicable N
September 18, 2025	144	144 144 0001865213 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS, INC. 000-51026 5808 Lake Washington Blvd. NE Kirkland WA 98033 (425) 296-9956 CARINTIA MARTINEZ Director Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 1400 1260000.00 47892000 09/18/2025 NASDAQ Common 02/08/2023 Restricted Stock ISSUER N 542 02/08/2023 Not Applicable
September 18, 2025	144	144 144 0001312593 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS, INC. 000-51026 5808 Lake Washington Blvd. NE Kirkland WA 98033 (425) 296-9956 SARIA TSENG Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 14510 13268669.50 47892000 09/18/2025 NASDAQ Common 07/20/2023 Performance Shares ISSUER N 14510 07/20/2023 Not Applicable
September 11, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 11, 2025 MONOLITHIC POW UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 11, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R
September 11, 2025	EX-99.1	Monolithic Power Systems Announces Third Quarter 2025 Dividend Exhibit 99.1 Monolithic Power Systems Announces Third Quarter 2025 Dividend KIRKLAND, Washington, September 11, 2025 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its third quarter dividend of $1.56 per common share to all stockholders of record as of the close of business on Septem
September 2, 2025	144	144 144 0001415033 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS, INC. 000-51026 5808 Lake Washington Blvd. NE Kirkland WA 98033 (425) 296-9956 BERNIE BLEGEN Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 3000 2443025.70 47892000 09/02/2025 NASDAQ Common 07/20/2023 Performance Shares ISSUER N 1906 07/20/2023 Not Applicable C
August 29, 2025	144	144 144 0001560945 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS INC 000-51026 5808 LAKE WASHINGTON BLVD.
August 27, 2025	144	144 144 0001480772 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS, INC. 000-51026 5808 Lake Washington Blvd. NE Kirkland WA 98033 (425) 296-9956 JEFF ZHOU Director Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 193 167910.00 47892000 08/27/2025 NASDAQ Common 02/02/2022 Restricted Stock ISSUER N 133 02/02/2022 Not Applicable Common 02
August 4, 2025	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
August 1, 2025	144	144 144 0001415033 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS, INC. 000-51026 5808 Lake Washington Blvd. NE Kirkland WA 98033 (425) 296-9956 BERNIE BLEGEN Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 3000 2250000.00 47880000 08/01/2025 NASDAQ Common 05/03/2023 Performance Shares ISSUER N 844 05/03/2023 Not Applicable Co
July 31, 2025	EX-99.1	Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2025 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2025 KIRKLAND, WASHINGTON, July 31, 2025- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended June 30, 20
July 31, 2025	8-K	Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 31, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. E
July 31, 2025	EX-99.2	Monolithic Power Systems to Report Second Quarter Results on July 31, 2025 MPS will report its results after the market closes on July 31, 2025 and host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m. ET. The live event will be held via a Z Exhibit 99.2 Monolithic Power Systems Q2’25 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications Monolithic Power Systems to Report Second Quarter Results on July 31, 2025 MPS will report its results after the market closes on July 31, 2025 and host a question-and-answer webinar at 2:00
July 1, 2025	144	144 144 0001415033 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS, INC. 000-51026 5808 Lake Washington Blvd. NE Kirkland WA 98033 (425) 296-9956 BERNIE BLEGEN Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004 6000 4500000.00 47880000 07/01/2025 NASDAQ Common 05/02/2023 Performance Shares ISSUER N 1206 05/02/2023 Not Applicable C
June 16, 2025	EX-3.2	Amended and Restated Bylaws of Monolithic Power Systems, Inc., dated June 12, 2025. Exhibit 3.2 AMENDED AND RESTATED BYLAWS OF MONOLITHIC POWER SYSTEMS, INC. Effective June 12, 2025 -i- ARTICLE I - CORPORATE OFFICES 1 1.1 REGISTERED OFFICE 1 1.2 OTHER OFFICES 1 ARTICLE II - MEETINGS OF STOCKHOLDERS 1 2.1 PLACE OF MEETINGS 1 2.2 ANNUAL MEETING 1 2.3 SPECIAL MEETING 1 2.4 ADVANCE NOTICE PROCEDURES; NOTICE OF STOCKHOLDERS’ MEETINGS 3 2.5 MANNER OF GIVING NOTICE; AFFIDAVIT OF NOTICE
June 16, 2025	8-K	Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Other Events, Submission of Matters to a Vote of Security Holders -12-31 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 12, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I
June 16, 2025	EX-3.1	Amended and Restated Certificate of Incorporation of Monolithic Power Systems, Inc., dated June 12, 2025. Exhibit 3.1 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION MONOLITHIC POWER SYSTEMS, INC. Monolithic Power Systems, Inc. a corporation organized and existing under the laws of the State of Delaware, hereby certifies as follows: A. The corporation was originally incorporated under the name of Monolithic Power Systems, Inc. and the original Certificate of Incorporation of the corporation was file
June 16, 2025	EX-99.1	Monolithic Power Systems Announces Second Quarter 2025 Dividend Exhibit 99.1 Monolithic Power Systems Announces Second Quarter 2025 Dividend KIRKLAND, Washington, June 13, 2025 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its second quarter dividend of $1.56 per common share to all stockholders of record as of the close of business on June 30,
May 28, 2025	SD	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 (State or other jurisdiction of incorporation or organization) (Commission File Number) 5808 Lake Washington Blvd. NE Kirkland, Washington 98033 (Address of principal executive offices)
May 28, 2025	EX-1.01	Conflict Minerals Report for the reporting period January 1, 2024 to December 31, 2024 Exhibit 1.01 Conflict Minerals Report of Monolithic Power Systems, Inc. for the Year Ended December 31, 2024 This Conflict Minerals Report of Monolithic Power Systems, Inc. (including its consolidated subsidiaries, “MPS,” “we,” “us,” “our”) is being filed for the reporting period from January 1, 2024 to December 31, 2024 in compliance with Rule 13p-1 of the Securities Exchange Act of 1934, as amen
May 5, 2025	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
May 2, 2025	DEFR14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1) UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.
May 1, 2025	EX-99.2	Monolithic Power Systems to Report First Quarter Results on May 1, 2025 MPS will report its results after the market closes on May 1, 2025 and host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m. ET. The live event will be held via a Zoom w Exhibit 99.2 Monolithic Power Systems Q1’25 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications Monolithic Power Systems to Report First Quarter Results on May 1, 2025 MPS will report its results after the market closes on May 1, 2025 and host a question-and-answer webinar at 2:00 p.m.
May 1, 2025	EX-99.1	Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2025 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2025 KIRKLAND, WASHINGTON, May 1, 2025- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended March 31, 202
May 1, 2025	8-K	Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 1, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. Emp
April 30, 2025	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of
April 30, 2025	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confid
April 30, 2025	ARS	ARS 202ϰ ANNUAL REPORT ON FORM 10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
April 18, 2025	PRE 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confid
March 26, 2025	EX-3.1	Amended and Restated Bylaws of Monolithic Power Systems, Inc., effective March 26, 2025. Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF MONOLITHIC POWER SYSTEMS, INC. Effective March 26, 2025 -i- TABLE OF CONTENTS Page ARTICLE I - CORPORATE OFFICES 1 1.1 REGISTERED OFFICE 1 1.2 OTHER OFFICES 1 ARTICLE II - MEETINGS OF STOCKHOLDERS 1 2.1 PLACE OF MEETINGS 1 2.2 ANNUAL MEETING 1 2.3 SPECIAL MEETING 1 2.4 ADVANCE NOTICE PROCEDURES; NOTICE OF STOCKHOLDERS’ MEETINGS 3 2.5 MANNER OF GIVING NOTI
March 26, 2025	8-K	Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year -12-31 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 26, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (
March 20, 2025	EX-99.1	Monolithic Power Systems, Inc. Analyst Day Presentation, dated March 20, 2025. Exhibit 99.1
March 20, 2025	EX-99.2	Monolithic Power Systems Updates First Quarter 2025 Financial Guidance Exhibit 99.2 PRESS RELEASE For Immediate Release Monolithic Power Systems Updates First Quarter 2025 Financial Guidance KIRKLAND, WASHINGTON, March 20, 2025 - Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced updates to its financial guidance for the three months ending Ma
March 20, 2025	8-K	Regulation FD Disclosure UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): March 20, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S.
March 3, 2025	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ 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 SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems, Inc.
March 3, 2025	EX-21.1	Subsidiaries of Monolithic Power Systems, Inc. Exhibit 21.1 SUBSIDIARIES OF MONOLITHIC POWER SYSTEMS, INC. MPS International Ltd. China MPS International (Shanghai) Ltd. Chengdu Monolithic Power Systems Co., Ltd. MPS International Korea Co., Ltd. MPS Japan G.K. MPS Japan K.K. MPS France Sàrl Hangzhou MPS Semiconductor Technology Ltd. MPS International (Taiwan) Ltd. Monolithic Power Systems (Singapore) Pte. Ltd. MPS Germany GmbH MPS Tech Switze
March 3, 2025	EX-19.1	Monolithic Power Systems, Inc. Insider Trading Compliance Program. Exhibit 19.1 INSIDER TRADING COMPLIANCE PROGRAM MONOLITHIC POWER SYSTEMS, INC. In order to take an active role in the prevention of insider trading violations by its officers, directors, employees, consultants and other related individuals, Monolithic Power Systems, Inc. (the “Company”) has adopted the policies and procedures described in this Memorandum. I. Amendment of Insider Trading Policy. Th
February 6, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 6, 2025 MONOLITHIC POWER UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 6, 2025 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
February 6, 2025	EX-99.2	Monolithic Power Systems to Report Fourth Quarter and Full Year 2024 Results on February 6, 2025 MPS will report its results after the market closes on February 6, 2025 and host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m. ET. The live e Exhibit 99.2 Monolithic Power Systems Full Year 2024 and Q4’24 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications Monolithic Power Systems to Report Fourth Quarter and Full Year 2024 Results on February 6, 2025 MPS will report its results after the market closes on February 6, 2025 and
February 6, 2025	EX-99.1	Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2024 and an Increase in Quarterly Cash Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2024 and an Increase in Quarterly Cash Dividend KIRKLAND, WASHINGTON, February 6, 2025- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today an
February 6, 2025	EX-99.3	Monolithic Power Systems Announces $500 Million Stock Repurchase Program Exhibit 99.3 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces $500 Million Stock Repurchase Program KIRKLAND, WASHINGTON, February 6, 2025- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, today announced its Board of Directors has approved a new stock repurchase program th
December 13, 2024	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 13, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.
December 13, 2024	EX-99.1	Monolithic Power Systems Announces Fourth Quarter 2024 Dividend Exhibit 99.1 Monolithic Power Systems Announces Fourth Quarter 2024 Dividend KIRKLAND, Washington, December 13, 2024 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its fourth quarter dividend of $1.25 per common share to all stockholders of record as of the close of business on Decem
November 12, 2024	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): November 11, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.
November 12, 2024	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / FMR LLC Passive Investment SC 13G/A 1 filing.txt SCHEDULE 13G Amendment No.1 MONOLITHIC POWER SYSTEMS INC COMMON STOCK Cusip #609839105 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #609839105 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 3,334,637 Item 6: 0 Item 7: 3,519,372 Item 8:
November 6, 2024	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Syst
October 30, 2024	EX-99.2	Monolithic Power Systems to Report Third Quarter Results on October 30, 2024 MPS will report its results after the market closes on October 30, 2024 and host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m. ET. The live event will be held vi Exhibit 99.2 Monolithic Power Systems Q3’24 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications 1 Monolithic Power Systems to Report Third Quarter Results on October 30, 2024 MPS will report its results after the market closes on October 30, 2024 and host a question-and-answer webinar a
October 30, 2024	EX-99.1	Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2024 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2024 KIRKLAND, WASHINGTON, October 30, 2024- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended Sept
October 30, 2024	8-K	Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 30, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
October 22, 2024	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 21, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or o
September 13, 2024	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 13, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R
September 13, 2024	EX-99.1	Monolithic Power Systems Announces Third Quarter 2024 Dividend Exhibit 99.1 Monolithic Power Systems Announces Third Quarter 2024 Dividend KIRKLAND, Washington, September 13, 2024 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its third quarter dividend of $1.25 per common share to all stockholders of record as of the close of business on Septem
August 2, 2024	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
August 1, 2024	8-K	Results of Operations and Financial Condition, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 30, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. E
August 1, 2024	EX-99.1	Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2024 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2024 KIRKLAND, WASHINGTON, August 1, 2024- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended June 30, 2
August 1, 2024	EX-99.2	Monolithic Power Systems to Report Second Quarter Results on August 1, 2024 MPS will report its results after the market closes on August 1, 2024 and host a question-and-answer webinar at 2:00 p.m. PT / 5:00 p.m. ET. The live event will be held via a Exhibit 99.2 Monolithic Power Systems Q2’24 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications 1 Monolithic Power Systems to Report Second Quarter Results on August 1, 2024 MPS will report its results after the market closes on August 1, 2024 and host a question-and-answer webinar at 2
June 14, 2024	EX-99.1	Monolithic Power Systems Announces Second Quarter 2024 Dividend Exhibit 99.1 Monolithic Power Systems Announces Second Quarter 2024 Dividend KIRKLAND, Washington, June 13, 2024 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its second quarter dividend of $1.25 per common share to all stockholders of record as of the close of business on June 28,
June 14, 2024	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 13, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. E
June 6, 2024	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of
May 30, 2024	SD	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 (State or other jurisdiction of incorporation or organization) (Commission File Number) 5808 Lake Washington Blvd. NE Kirkland, Washington 98033 (Address of principal executive offices)
May 30, 2024	EX-1.01	Conflict Minerals Report for the reporting period January 1, 2023 to December 31, 2023 Exhibit 1.01 Conflict Minerals Report of Monolithic Power Systems, Inc. for the Year Ended December 31, 2023 This Conflict Minerals Report of Monolithic Power Systems, Inc. (including its consolidated subsidiaries, “MPS,” “we,” “us,” “our”) is being filed for the reporting period from January 1, 2023 to December 31, 2023 in compliance with Rule 13p-1 of the Securities Exchange Act of 1934, as amen
May 3, 2024	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
May 1, 2024	8-K	Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 1, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. Emp
May 1, 2024	EX-99.1	Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2024 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2024 KIRKLAND, WASHINGTON, May 1, 2024- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended March 31, 202
May 1, 2024	EX-99.2	Monolithic Power Systems to Report First Quarter Results on May 1, 2024 MPS will report its results after the market closes on May 1, 2024 and host a question-and-answer conference call at 2:00 p.m. PT / 5:00 p.m. ET. The live event will be held via Exhibit 99.2 Monolithic Power Systems Q1’24 Earnings Commentary The highest quality power solutions for Industrial Applications, Telecom Infrastructures, Cloud Computing, Automotive, and Consumer Applications 1 Monolithic Power Systems to Report First Quarter Results on May 1, 2024 MPS will report its results after the market closes on May 1, 2024 and host a question-and-answer conference call at
April 29, 2024	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of
April 29, 2024	ARS	ARS 2023 ANNUAL REPORT ON FORM 10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
April 29, 2024	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confid
February 29, 2024	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ 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 SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems, Inc.
February 29, 2024	EX-21.1	Subsidiaries of Monolithic Power Systems, Inc. Exhibit 21.1 SUBSIDIARIES OF MONOLITHIC POWER SYSTEMS, INC. MPS International Ltd. MPS International (Shanghai) Ltd. Chengdu Monolithic Power Systems Co., Ltd. MPS International Korea Co., Ltd. MPS Japan G.K. MPS Japan K.K. MPS France SARL Hangzhou MPS Semiconductor Technology Ltd. MPS International (Taiwan) Ltd. Monolithic Power Systems (Singapore) Pte. Ltd. MPS Germany GmbH MPS Tech Switzerland
February 29, 2024	EX-97.1	Monolithic Power Systems, Inc. Compensation Clawback Policy Exhibit 97.1 Monolithic Power Systems, Inc. Compensation Clawback Policy Effective October 2, 2023 This Compensation Clawback Policy (this “Policy”) of Monolithic Power Systems, Inc. (the “Company”) has been adopted by the Company’s Board of Directors (“Board”) and is effective as of the date first written above (the “Effective Date”). For purposes of this Policy, the Compensation Committee of the
February 14, 2024	SC 13G	MPWR / Monolithic Power Systems, Inc. / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) MONOLITHIC POWER SYSTEMS INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 609839105 (CUSIP NUMBER) December 31, 2023 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rule pursuant to which this S
February 13, 2024	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 13)* Name of issuer: Monolithic Power Systems Inc Title of Class of Securities: Common Stock CUSIP Number: 609839105 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pursuant to which this Schedule i
February 9, 2024	SC 13G	MPWR / Monolithic Power Systems, Inc. / FMR LLC Passive Investment SCHEDULE 13G Amendment No.0 MONOLITHIC POWER SYSTEMS INC COMMON STOCK Cusip #609839105 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [x] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) Cusip #609839105 Item 1: Reporting Person - FMR LLC Item 2: (a) [ ] (b) [ ] Item 4: Delaware Item 5: 2,416,006 Item 6: 0 Item 7: 2,528,118 Item 8: 0 Item 9: 2,528,118 It
February 7, 2024	EX-99.1	Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2023 and an Increase in Quarterly Cash Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2023 and an Increase in Quarterly Cash Dividend KIRKLAND, WASHINGTON, February 7, 2024- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless global company that provides high-performance, semiconductor-based power electronics solutions, today an
February 7, 2024	EX-99.2	Webinar presentation dated February 7, 2024. Exhibit 99.2
February 7, 2024	8-K	Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 7, 2024 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
February 1, 2024	144	144 144 0001415033 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS, INC. 000-51026 5808 Lake Washington Blvd. NE Kirkland WA 98033 (425) 296-9956 BERNIE BLEGEN Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 38th Floor New York NY 10004 2500 1508136.00 47912000 02/01/2024 NASDAQ COMMON 06/30/2021 Performance Shares ISSUER N 179 06/30/2021 Not Applicable C
January 24, 2024	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / BlackRock Inc. Passive Investment SC 13G/A 1 us6098391054012324.txt us6098391054012324.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 2) MONOLITHIC POWER SYSTEMS INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 609839105 - (CUSIP Number) December 31, 2023 - (Date of Event Which Requires Filing of this Statement) Check the appro
December 15, 2023	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 15, 2023 MONOLITHIC POWE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 15, 2023 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.
December 15, 2023	EX-99.1	Monolithic Power Systems Announces Fourth Quarter 2023 Dividend Exhibit 99.1 Monolithic Power Systems Announces Fourth Quarter 2023 Dividend KIRKLAND, Washington, December 15, 2023 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its fourth quarter dividend of $1.00 per common share to all stockholders of record as of the close of business on Decem
November 13, 2023	144	144 144 0001192171 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS INC 000-51026 5808 LAKE WASHINGTON BLVD.
November 8, 2023	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Syst
October 30, 2023	EX-99.2	Webinar presentation dated October 30, 2023. Exhibit 99.2
October 30, 2023	EX-99.3	Monolithic Power Systems Announces $640 Million Stock Repurchase Program Exhibit 99.3 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces $640 Million Stock Repurchase Program KIRKLAND, WASHINGTON, October 30, 2023- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless company with a global footprint that provides high-performance, semiconductor-based power electronic solutions, today announced its Board of Directors has approved a new sto
October 30, 2023	EX-99.1	Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2023 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2023 KIRKLAND, WASHINGTON, October 30, 2023- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless company with a global footprint that provides high-performance, semiconductor-based power electronic solutions, today announced financial results for the qu
October 30, 2023	8-K	Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 30, 2023 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
September 15, 2023	EX-99.1	Monolithic Power Systems Announces Third Quarter Dividend Exhibit 99.1 Monolithic Power Systems Announces Third Quarter Dividend KIRKLAND, Washington, September 15, 2023 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a fabless company with a global footprint that provides high-performance, semiconductor-based power electronic solutions, today announced its third quarter dividend of $1.00 per common share to all stockholders of record as of the close of
September 15, 2023	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 15, 2023 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
August 4, 2023	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
August 3, 2023	144	144 144 0001480772 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS INC 000-51026 5808 LAKE WASHINGTON BLVD.
July 31, 2023	EX-99.1	Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2023 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2023 KIRKLAND, WASHINGTON, July 31, 2023- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless company with a global footprint that provides high-performance, semiconductor-based power electronic solutions, today announced financial results for the quarter e
July 31, 2023	EX-99.2	Webinar presentation dated July 31, 2023. Exhibit 99.2
July 31, 2023	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 31, 2023 MONOLITHIC POWER SY UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 31, 2023 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. E
July 18, 2023	144	144 144 0001312593 XXXXXXXX LIVE 0001280452 MONOLITHIC POWER SYSTEMS INC 000-51026 5808 LAKE WASHINGTON BLVD.
June 15, 2023	EX-99.1	Monolithic Power Systems Announces Second Quarter Dividend Exhibit 99.1 Monolithic Power Systems Announces Second Quarter Dividend KIRKLAND, Washington, June 15, 2023 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a fabless company with a global footprint that provides high-performance, semiconductor-based power electronic solutions, today announced its second quarter dividend of $1.00 per share of common stock to all stockholders of record as of the cl
June 15, 2023	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 15, 2023 MONOLITHIC POWER SY UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 15, 2023 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or orga
June 15, 2023	EX-10.1	Monolithic Power Systems, Inc. 2004 Employee Stock Purchase Plan, Amended and Restated as of August 16, 2023. Exhibit 10.1 MONOLITHIC POWER SYSTEMS, INC. 2004 EMPLOYEE STOCK PURCHASE PLAN (Amended and Restated as of August 16, 2023) The following constitutes the provisions of the Amended and Restated 2004 Employee Stock Purchase Plan of Monolithic Power Systems, Inc. 1. Purpose. The purpose of the Plan is to provide Employees with an opportunity to purchase Common Stock through accumulated payroll deducti
June 7, 2023	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of
June 5, 2023	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of
May 22, 2023	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 DEFA14A 1 mpwr20230519defa14a.htm FORM DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Prelimi
May 12, 2023	EX-1.01	Conflict Minerals Report for the reporting period January 1, 2022 to December 31, 2022 Exhibit 1.01 Conflict Minerals Report of Monolithic Power Systems, Inc. for the Year Ended December 31, 2022 This Conflict Minerals Report of Monolithic Power Systems, Inc. (including its consolidated subsidiaries, “MPS,” “we,” “us,” “our”) is being filed for the reporting period from January 1, 2022 to December 31, 2022 in compliance with Rule 13p-1 of the Securities Exchange Act of 1934, as amen
May 12, 2023	SD	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 (State or other jurisdiction of incorporation or organization) (Commission File Number) 5808 Lake Washington Blvd. NE Kirkland, Washington 98033 (Address of principal executive offices)
May 5, 2023	EX-10.3	Form of Grant Agreement for grants of Performance Stock Units under the Monolithic Power Systems, Inc. Amended and Restated 2014 Equity Incentive Plan. EXHIBIT 10.3 MONOLITHIC POWER SYSTEMS, INC. AMENDED AND RESTATED 2014 EQUITY INCENTIVE PLAN PERFORMANCE STOCK UNITS AGREEMENT Unless otherwise defined herein, the capitalized terms used in this Performance Stock Units Agreement (the “Agreement”) will have the meaning defined in the Monolithic Power Systems, Inc. Amended and Restated 2014 Equity Incentive Plan (the “Plan”). I. NOTICE OF PERFORMANCE
May 5, 2023	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
May 4, 2023	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 4, 2023 MONOLITHIC POWER SYST UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 4, 2023 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. Emp
May 4, 2023	EX-99.1	Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2023 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2023 KIRKLAND, WASHINGTON, May 4, 2023- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless company with a global footprint that provides high-performance, semiconductor-based power electronic solutions, today announced financial results for the quarter end
May 4, 2023	EX-99.2	Webinar presentation dated May 4, 2023. Exhibit 99.2
May 1, 2023	ARS	ARS UNITEDSTATES SECURITIESANDEXCHANGECOMMISSION Washington,D.C.20549 FORM10-K (MarkOne) ☒ ANNUALREPORTPURSUANTTOSECTION13OR15(d)OFTHESECURITIESEXCHANGEACTOF1934 ForthefiscalyearendedDecember31,2022 or ☐ TRANSITIONREPORTPURSUANTTOSECTION13OR15(d)OFTHESECURITIESEXCHANGEACTOF1934 Commissionfilenumber:000-51026 MonolithicPowerSystems,Inc. (Exactnameof registrantasspecifiedinitscharter) Delaware 77-046678
May 1, 2023	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of
May 1, 2023	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confid
February 24, 2023	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems, Inc.
February 24, 2023	EX-21.1	Subsidiaries of Monolithic Power Systems, Inc. Exhibit 21.1 SUBSIDIARIES OF MONOLITHIC POWER SYSTEMS, INC. MPS International Ltd. MPS International (Shanghai) Ltd. Chengdu Monolithic Power Systems Co., Ltd. MPS International Korea Co., Ltd. MPS Japan G.K. MPS Japan K.K. MPS Europe SARL Hangzhou MPS Semiconductor Technology LTD. MPS International (Taiwan) Ltd. Monolithic Power Systems (Singapore) Pte. Ltd. MPS Germany GmbH MPS Tech Switzerland
February 14, 2023	SC 13G	MPWR / Monolithic Power Systems, Inc. / PRICE T ROWE ASSOCIATES INC /MD/ Passive Investment SC 13G 1 mpwr13gdec22.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. ) MONOLITHIC POWER SYSTEMS INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 609839105 (CUSIP NUMBER) December 31, 2022 (Date of Event which Requires Filing of Statement) Check the appropriate box to designate the Rul
February 9, 2023	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)* Name of issuer: Monolithic Power Systems Inc. Title of Class of Securities: Common Stock CUSIP Number: 609839105 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to which this Schedule
February 8, 2023	EX-99.3	Monolithic Power Systems Appoints New Board Member Exhibit 99.3 PRESS RELEASE For Immediate Release Monolithic Power Systems Appoints New Board Member KIRKLAND, WASHINGTON, February 8, 2023- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless company with a global footprint that provides high-performance, semiconductor-based power electronic solutions, announced the appointment of Eileen Wynne to its Board of Directors (the “Board”) o
February 8, 2023	EX-10.1	Letter Agreement with Eileen Wynne. Exhibit 10.1 February 7, 2023 Dear Eileen, I am pleased to offer you a seat on the Board of Directors (the “Board”) of Monolithic Power Systems, Inc. (the “Company”) as a Class II director. Your appointment to the Board will be effective on February 7, 2023. With the hope and expectation that you will accept this offer, I have summarized a few related matters below for your reference. First, shoul
February 8, 2023	EX-99.2	Webinar presentation dated February 8, 2023. Exhibit 99.2
February 8, 2023	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 7, 2023 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
February 8, 2023	EX-10.2	Indemnification Agreement with Eileen Wynne. Exhibit 10.2 MONOLITHIC POWER SYSTEMS, INC. INDEMNIFICATION AGREEMENT This Indemnification Agreement (“Agreement”) is effective as of February 7, 2023 by and between Monolithic Power Systems, Inc., a Delaware corporation (the “Company”), and the indemnitee listed on the signature page hereto (“Indemnitee”). WHEREAS, the Company desires to attract and retain the services of highly qualified individ
February 8, 2023	EX-99.1	Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2022 and an Increase in Quarterly Cash Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2022 and an Increase in Quarterly Cash Dividend KIRKLAND, WASHINGTON, February 8, 2023- Monolithic Power Systems, Inc. (“MPS”) (Nasdaq: MPWR), a fabless company with a global footprint that provides high-performance, semiconductor-based power electronic sol
January 26, 2023	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / BlackRock Inc. Passive Investment SC 13G/A 1 us6098391054012623.txt us6098391054012623.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 1) MONOLITHIC POWER SYSTEMS INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 609839105 - (CUSIP Number) December 31, 2022 - (Date of Event Which Requires Filing of this Statement) Check the appro
January 20, 2023	SC 13G	MPWR / Monolithic Power Systems, Inc. / BlackRock Inc. Passive Investment SC 13G 1 us6098391054012023.txt us6098391054012023.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: ) MONOLITHIC POWER SYSTEMS INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 609839105 - (CUSIP Number) December 31, 2022 - (Date of Event Which Requires Filing of this Statement) Check the appropri
December 15, 2022	EX-99.1	Monolithic Power Systems Announces Fourth Quarter Dividend Exhibit 99.1 Monolithic Power Systems Announces Fourth Quarter Dividend KIRKLAND, Washington, December 15, 2022 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its fourth quarter dividend of $0.75 per common share to all stockholders of record as of the close of business on December 3
December 15, 2022	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 15, 2022 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
November 9, 2022	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Syst
October 27, 2022	EX-99.1	Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2022 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2022 KIRKLAND, WASHINGTON, October 27, 2022- Monolithic Power Systems, Inc. (?MPS?) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended September 30
October 27, 2022	EX-99.2	Webinar presentation dated October 27, 2022. Exhibit 99.2
October 27, 2022	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 27, 2022 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
September 16, 2022	EX-99.1	Monolithic Power Systems Announces Third Quarter Dividend Exhibit 99.1 Monolithic Power Systems Announces Third Quarter Dividend KIRKLAND, Washington, September 15, 2022 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its third quarter dividend of $0.75 per common share to all stockholders of record as of the close of business on September 3
September 16, 2022	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 15, 2022 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
August 5, 2022	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
August 1, 2022	EX-99.1	Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2022 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2022 KIRKLAND, WASHINGTON, August 1, 2022- Monolithic Power Systems, Inc. (?MPS?) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended June 30, 2022. The
August 1, 2022	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): August 1, 2022 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S.
August 1, 2022	EX-99.2	Webinar presentation dated August 1, 2022. Exhibit 99.2
June 21, 2022	EX-99.1	Monolithic Power Systems Announces Second Quarter Dividend Exhibit 99.1 Monolithic Power Systems Announces Second Quarter Dividend KIRKLAND, Washington, June 16, 2022 - Monolithic Power Systems, Inc. (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its second quarter dividend of $0.75 per common share to all stockholders of record as of the close of business on June 30, 2022.
June 21, 2022	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 16, 2022 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or orga
May 31, 2022	SD	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 (State or other jurisdiction of incorporation or organization) (Commission File Number) 5808 Lake Washington Blvd. NE Kirkland, Washington 98033 (Address of principal executive offices)
May 31, 2022	EX-1.01	Conflict Minerals Report for the reporting period January 1, 2021 to December 31, 2021 EX-1.01 2 ex380990.htm EXHIBIT 1.01 Exhibit 1.01 Conflict Minerals Report of Monolithic Power Systems, Inc. for the Year Ended December 31, 2021 This Conflict Minerals Report of Monolithic Power Systems, Inc. (including its consolidated subsidiaries, “MPS,” “we,” “us,” “our,”) is being filed for the reporting period from January 1, 2021 to December 31, 2021 in compliance with Rule 13p-1 of the Sec
May 10, 2022	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
May 2, 2022	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 DEFA14A 1 mpwr20220424defa14a.htm FORM DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Prelimi
May 2, 2022	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confid
May 2, 2022	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 2, 2022 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. Emp
May 2, 2022	EX-99.2	Webinar presentation dated May 2, 2022. Exhibit 99.2
May 2, 2022	EX-99.1	Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2022 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2022 KIRKLAND, WASHINGTON, May 2, 2022- Monolithic Power Systems, Inc. (?MPS?) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended March 31, 2022. ? Rev
April 28, 2022	EX-3.1	Amended and Restated Bylaws of Monolithic Power Systems, Inc., effective April 26, 2022. Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF MONOLITHIC POWER SYSTEMS, INC. Effective April 26, 2022 -i- TABLE OF CONTENTS Page ARTICLE I - CORPORATE OFFICES 1 1.1 REGISTERED OFFICE 1 1.2 OTHER OFFICES 1 ARTICLE II - MEETINGS OF STOCKHOLDERS 1 2.1 PLACE OF MEETINGS 1 2.2 ANNUAL MEETING 1 2.3 SPECIAL MEETING 1 2.4 ADVANCE NOTICE PROCEDURES; NOTICE OF STOCKHOLDERS? MEETINGS 1 2.5 MANNER OF GIVING NOTI
April 28, 2022	8-K	Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 26, 2022 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S.
February 25, 2022	EX-21.1	Subsidiaries of Monolithic Power Systems, Inc. Exhibit 21.1 SUBSIDIARIES OF MONOLITHIC POWER SYSTEMS, INC. MPS International Ltd. MPS International (Shanghai) Ltd. Chengdu Monolithic Power Systems Co., Ltd. MPS International Korea Co., Ltd. MPS International GK MPS Japan K.K. MPS Europe SARL Hangzhou MPS Semiconductor Technology LTD. MPS International (Taiwan) Ltd. Monolithic Power Systems (Singapore) Pte. Ltd. MPS Germany GmbH MPS Tech Switze
February 25, 2022	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems, Inc.
February 10, 2022	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 10, 2022 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.
February 10, 2022	EX-99.2	Webinar presentation dated February 10, 2022. Exhibit 99.2
February 10, 2022	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SC 13G/A 1 tv01457-monolithicpowersyste.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Monolithic Power Systems Inc. Title of Class of Securities: Common Stock CUSIP Number: 609839105 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate
February 10, 2022	EX-99.1	Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2021 and an Increase in Quarterly Cash Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2021 and an Increase in Quarterly Cash Dividend KIRKLAND, WASHINGTON, February 10, 2022- Monolithic Power Systems, Inc. (?MPS?) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, today announced
January 28, 2022	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / BlackRock Inc. Passive Investment us6098391054012822.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 14) MONOLITHIC POWER SYSTEMS INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 609839105 - (CUSIP Number) December 31, 2021 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule
December 15, 2021	EX-99.1	Monolithic Power Systems Announces Fourth Quarter Dividend Exhibit 99.1 Monolithic Power Systems Announces Fourth Quarter Dividend KIRKLAND, Washington, December 15, 2021 - Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its fourth quarter dividend of $0.60 per common share to all stockholders of record as of the close of business on Dece
December 15, 2021	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 15, 2021 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
November 8, 2021	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Syst
October 28, 2021	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 28, 2021 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
October 28, 2021	EX-99.2	Webinar presentation dated October 28, 2021. Exhibit 99.2
October 28, 2021	EX-99.1	Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2021 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2021 KIRKLAND, WASHINGTON, October 28, 2021- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended September 30,
September 15, 2021	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 15, 2021 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
September 15, 2021	EX-99.1	Monolithic Power Systems Announces Third Quarter Dividend Exhibit 99.1 Monolithic Power Systems Announces Third Quarter Dividend KIRKLAND, Washington, September 15, 2021 - Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its third quarter dividend of $0.60 per common share to all stockholders of record as of the close of business on Septe
August 9, 2021	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
July 27, 2021	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 27, 2021 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. E
July 27, 2021	EX-99.2	Webinar presentation dated July 27, 2021. Exhibit 99.2
July 27, 2021	EX-99.1	Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2021 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2021 KIRKLAND, WASHINGTON, July 27, 2021- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, today announced financial results for the quarter ended June 30, 2021. ? Reve
June 11, 2021	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 10, 2021 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or orga
June 11, 2021	EX-99.1	Monolithic Power Systems Announces Second Quarter Dividend Exhibit 99.1 Monolithic Power Systems Announces Second Quarter Dividend KIRKLAND, Washington, June 11, 2021 - Monolithic Power Systems (MPS) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, announced today its second quarter dividend of $0.60 per common share to all stockholders of record as of the close of business on June 30, 2021.
June 7, 2021	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of
May 28, 2021	EX-10.1	Letter agreement dated May 27, 2021. Exhibit 10.1 May 27, 2021 Dear Carintia, I am pleased to offer you a seat on the Board of Directors (the ?Board?) of Monolithic Power Systems, Inc. (the ?Company?) as a Class III director. Your appointment to the Board will be effective on May 27, 2021. With the hope and expectation that you will accept this offer, I have summarized a few related matters below for your reference. First, should you
May 28, 2021	EX-10.2	Indemnification agreement dated May 27, 2021. Exhibit 10.2 MONOLITHIC POWER SYSTEMS, INC. INDEMNIFICATION AGREEMENT This Indemnification Agreement (?Agreement?) is effective as of May 27, 2021 by and between Monolithic Power Systems, Inc., a Delaware corporation (the ?Company?), and the indemnitee listed on the signature page hereto (?Indemnitee?). WHEREAS, the Company desires to attract and retain the services of highly qualified individuals
May 28, 2021	SD	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) SD 1 mpwr20210527sd.htm FORM SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 5808 Lake Wash
May 28, 2021	EX-99.1	Monolithic Power Systems Appoints New Board Member Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Appoints New Board Member KIRKLAND, WASHINGTON, May 27, 2021- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a global company that provides high-performance, semiconductor-based power electronics solutions, today announced the appointment of Carintia Martinez to its Board of Directors, effective immediately. "We are pl
May 28, 2021	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 27, 2021 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. Em
May 10, 2021	10-Q	Quarterly Report - FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
May 4, 2021	EX-99.1	Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2021 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2021 KIRKLAND, WASHINGTON, May 4, 2021- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced financial results for the quarter ended March 31, 2021. ? Revenue was $254.5 million for the quarter ende
May 4, 2021	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): May 4, 2021 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. Emp
May 4, 2021	EX-99.2	Webinar presentation dated May 4, 2021. Exhibit 99.2
April 30, 2021	DEFA14A	- FORM DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of
April 30, 2021	DEF 14A	- FORM DEF 14A DEF 14A 1 mpwr20210423def14a.htm FORM DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropria
March 10, 2021	SC 13G/A	SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* SC 13G/A 1 tv0004-monolithicpowersystem.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Monolithic Power Systems Inc. Title of Class of Securities: Common Stock CUSIP Number: 609839105 Date of Event Which Requires Filing of this Statement: February 26, 2021 Check the appropriate
March 1, 2021	EX-21.1	Subsidiaries of Monolithic Power Systems, Inc. Exhibit 21.1 SUBSIDIARIES OF MONOLITHIC POWER SYSTEMS, INC. MPS International Ltd. MPS International (Shanghai) Ltd. Chengdu Monolithic Power Systems Co., Ltd. MPS International Korea Co., Ltd. MPS International GK MPS Japan K.K. MPS Europe SARL Hangzhou MPS Semiconductor Technology LTD. MPS International (Taiwan) Ltd. Monolithic Power Systems (Singapore) Pte. Ltd. MPS Germany GmbH MPS Tech Switze
March 1, 2021	10-K	Annual Report - FORM 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems, Inc.
February 10, 2021	SC 13G/A	SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: Monolithic Power Systems Inc. Title of Class of Securities: Common Stock CUSIP Number: 609839105 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule i
February 4, 2021	EX-99.2	Webinar presentation dated February 4, 2021. Exhibit 99.2
February 4, 2021	EX-99.1	Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2020, and an Increase in Quarterly Cash Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2020, and an Increase in Quarterly Cash Dividend KIRKLAND, WASHINGTON, February 4, 2021- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced financial results for the quarter and year
February 4, 2021	8-K	Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 4, 2021 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
January 26, 2021	SC 13G/A	SC 13G/A SC 13G/A 1 us6098391054012621.txt us6098391054012621.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 13 ) MONOLITHIC POWER SYSTEMS INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 609839105 - (CUSIP Number) December 31, 2020 - (Date of Event Which Requires Filing of this Statement) Check the app
December 15, 2020	8-K	Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 15, 2020 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
December 15, 2020	EX-99.1	Monolithic Power Systems Announces Fourth Quarter Dividend EX-99.1 2 ex216365.htm EXHIBIT 99.1 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Fourth Quarter Dividend KIRKLAND, Washington, December 15, 2020-Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high-performance analog solutions, today announced its fourth quarter dividend of $0.50 per common share to all stockholders of record as of t
November 6, 2020	10-Q	Quarterly Report - FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Syst
November 6, 2020	EX-10.1	Forms of award agreements under the Monolithic Power Systems, Inc. Amended and Restated 2014 Equity Incentive Plan. EX-10.1 2 ex210838.htm EXHIBIT 10.1 Exhibit 10.1 Monolithic Power Systems, Inc. Restricted Stock Unit Grant Notice Amended and Restated 2014 Equity Incentive Plan Monolithic Power Systems, Inc. (the “Company”) hereby awards to Participant the number of restricted stock units (“RSUs”) set forth below (the “Award”). The Award is subject to all of the terms and conditions as set forth in this Restric
October 29, 2020	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 29, 2020 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
October 29, 2020	EX-99.1	Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2020 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2020 KIRKLAND, WASHINGTON, October 29, 2020- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced financial results for the quarter ended September 30, 2020. ● Revenue was $259.4 million for the
September 15, 2020	EX-99.1	Monolithic Power Systems Announces Third Quarter Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Third Quarter Dividend KIRKLAND, Washington, September 15, 2020-Monolithic Power Systems (MPS) (Nasdaq: MPWR), a leading company in high-performance analog solutions, today announced its third quarter dividend of $0.50 per common share to all stockholders of record as of the close of business on September 30, 2020.
September 15, 2020	8-K	Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 15, 2020 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
September 14, 2020	EX-99.1	Monolithic Power Systems Updates Third Quarter 2020 Financial Guidance Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Updates Third Quarter 2020 Financial Guidance KIRKLAND, WASHINGTON, September 14, 2020 - Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced updates to its financial guidance for the three months ended September 30, 2020. MPS’s quarterly guidance previo
September 14, 2020	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 14, 2020 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
August 3, 2020	S-8	- FORM S-8 S-8 1 mpwr20200626s8.htm FORM S-8 As filed with the Securities and Exchange Commission on August 3, 2020 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT Under The Securities Act of 1933 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 77-0466789 (State or other jurisdiction o
August 3, 2020	10-Q	Quarterly Report - FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
July 28, 2020	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): July 28, 2020 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S. E
July 28, 2020	EX-99.1	Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2020 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Second Quarter Ended June 30, 2020 KIRKLAND, WASHINGTON, July 28, 2020- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced financial results for the quarter ended June 30, 2020. ● Revenue was $186.2 million for the quarter end
June 12, 2020	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): June 11, 2020 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or orga
June 12, 2020	EX-99.1	Monolithic Power Systems Announces Results of the Annual Meeting of Stockholders and Second Quarter Dividend EX-99.1 2 ex189872.htm EXHIBIT 99.1 Exhibit 99.1 Monolithic Power Systems Announces Results of the Annual Meeting of Stockholders and Second Quarter Dividend KIRKLAND, Washington, June 11, 2020 - Monolithic Power Systems (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced the final results of the 2020 Annual Meeting of Stockholders held on June 11, 2020 (t
June 1, 2020	SD	- FORM SD SD 1 mpwr20200530sd.htm FORM SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 5808 Lake Wash
May 28, 2020	DEFA14A	- FORM DEFA14A DEFA14A 1 mpwr20200526defa14a.htm FORM DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Prelimi
May 11, 2020	10-Q	Quarterly Report - FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems,
April 29, 2020	DEFA14A	- FORM DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of
April 29, 2020	DEF 14A	Monolithic Power Systems, Inc. Amended and Restated 2014 Equity Incentive Plan. Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confid
April 28, 2020	EX-99.1	Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2020 EX-99.1 2 ex182526.htm EXHIBIT 99.1 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the First Quarter Ended March 31, 2020 KIRKLAND, WASHINGTON, April 28, 2020- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced financial results for the quarter ended March 31, 2020. ● Revenue
April 28, 2020	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): April 28, 2020 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S.
February 28, 2020	EX-4.1	Description of the Registrant's Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934. EX-4.1 2 ex170638.htm EXHIBIT 4.1 Exhibit 4.1 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of February 28, 2020, Monolithic Power Systems, Inc. (the “Company”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: common stock, par value $0.001 per share (the “common stoc
February 28, 2020	EX-21.1	Subsidiaries of Monolithic Power Systems, Inc. Exhibit 21.1 SUBSIDIARIES OF MONOLITHIC POWER SYSTEMS, INC. MPS International Ltd. MPS International (Shanghai) Ltd. Chengdu Monolithic Power Systems Co., Ltd. MPS International Korea Co., Ltd. MPS International GK MPS Japan K.K. MPS Europe SARL Hangzhou MPS Semiconductor Technology LTD. MPS International (Taiwan) Ltd. Monolithic Power Systems (Singapore) Pte. Ltd. MPS Germany GmbH MPS Tech Switze
February 28, 2020	10-K	Annual Report - FORM 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Systems, Inc.
February 28, 2020	EX-10.14	Employment Agreement with Saria Tseng and Amendment thereof. EX-10.14 3 ex171970.htm EXHIBIT 10.14 Exhibit 10.14 MONOLITHIC POWER SYSTEMS, INC. EMPLOYMENT AGREEMENT This Employment Agreement (this “Agreement”) by and between Saria Tseng (the “Employee”, (“Vice Present and General Counsel”)) and Monolithic Power Systems, Inc. (the “Company”), is entered into as of December 16, 2008. WHEREAS, the Company desires to continue to employ the Employee and the Empl
February 12, 2020	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: Monolithic Power Systems Inc Title of Class of Securities: Common Stock CUSIP Number: 609839105 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is
February 5, 2020	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / FRANKLIN RESOURCES INC Passive Investment SC 13G/A 1 mono19a1.htm CUSIP NO. 609839105 13G Page 1 of 13 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Monolithic Power Systems, Inc. (Name of Issuer) Common Stock, $0.001 Par Value (Title of Class of Securities) 609839105 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of
February 5, 2020	EX-99.1	Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2019, and an Increase in Quarterly Cash Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Fourth Quarter and Year Ended December 31, 2019, and an Increase in Quarterly Cash Dividend KIRKLAND, WASHINGTON, February 5, 2020- Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced financial results for the quarter and year
February 5, 2020	8-K	Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): February 5, 2020 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
February 4, 2020	SC 13G/A	MPWR / Monolithic Power Systems, Inc. / BlackRock Inc. Passive Investment us6098391054020320.txt SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No: 12) MONOLITHIC POWER SYSTEMS INC - (Name of Issuer) Common Stock - (Title of Class of Securities) 609839105 - (CUSIP Number) December 31, 2019 - (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule
December 12, 2019	8-K	Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): December 12, 2019 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or
December 12, 2019	EX-99.1	Monolithic Power Systems Announces Fourth Quarter Dividend Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Fourth Quarter Dividend KIRKLAND, Washington, December 12, 2019-Monolithic Power Systems (MPS) (Nasdaq: MPWR), a leading company in high-performance analog solutions, today announced its fourth quarter dividend of $0.40 per common share to all stockholders of record as of the close of business on December 31, 2019.
November 1, 2019	10-Q	Quarterly Report - FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 000-51026 Monolithic Power Syst
October 22, 2019	EX-99.1	Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2019 EX-99.1 2 ex160601.htm EXHIBIT 99.1 Exhibit 99.1 PRESS RELEASE For Immediate Release Monolithic Power Systems Announces Results for the Third Quarter Ended September 30, 2019 KIRKLAND, WASHINGTON, October 22, 2019-Monolithic Power Systems, Inc. (MPS) (Nasdaq: MPWR), a leading company in high performance analog solutions, today announced financial results for the quarter ended September 30, 2019. T
October 22, 2019	8-K	Current Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): October 22, 2019 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of (Commission (I.R.S
September 12, 2019	8-K	Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (date of earliest event reported): September 12, 2019 MONOLITHIC POWER SYSTEMS, INC. (Exact name of registrant as specified in its charter) Delaware 000-51026 77-0466789 (State or other jurisdiction of incorporation or

IT:1MPWR	1.321,50 €
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