FRLN / Freeline Therapeutics Holdings plc - Depositary Receipt (Common Stock) - SEC-arkivering, Årsberetning, Fuldmagtserklæring

Freeline Therapeutics Holdings plc - Depositary Receipt (Common Stock)
US ˙ NasdaqCM ˙ US35655L2060
DETTE SYMBOL ER IKKE LÆNGERE AKTIVT

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CIK 1810031
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 Freeline Therapeutics Holdings plc - Depositary Receipt (Common Stock)
SEC Filings (Chronological Order)
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March 1, 2024 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Exact name of registrant as sp

February 22, 2024 SC 13D/A

US35655L1070 / Freeline Therapeutics Holdings PLC / Syncona Portfolio Ltd - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* Freeline Therapeutics Holdings plc (Name of Issuer) American Depositary Shares and Ordinary Shares, nominal value £0.00001 per share (Title of Class of Securities) G3664N 103 (CUSIP Number) Alasdair Moodie, General Counsel Syncona Investment Man

February 22, 2024 S-8 POS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Post-Effective Amendment No. 1 to Form S-8, Registration Statement No. 333-265634 Post-Effective Amendment No. 1 to Form S-8, Registration Statement No. 333-259852 Post-Effective

As filed with the Securities and Exchange Commission on February 22, 2024 Registration Nos.

February 22, 2024 S-8 POS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Post-Effective Amendment No. 1 to Form S-8, Registration Statement No. 333-265634 Post-Effective Amendment No. 1 to Form S-8, Registration Statement No. 333-259852 Post-Effective

As filed with the Securities and Exchange Commission on February 22, 2024 Registration Nos.

February 22, 2024 S-8 POS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Post-Effective Amendment No. 1 to Form S-8, Registration Statement No. 333-265634 Post-Effective Amendment No. 1 to Form S-8, Registration Statement No. 333-259852 Post-Effective

As filed with the Securities and Exchange Commission on February 22, 2024 Registration Nos.

February 22, 2024 EX-99.9

AGREEMENT

EX-99.9 2 d797091dex999.htm EX-99.9 Exhibit 99.9 AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Ordinary Shares (represented by American Depositary Shares, each of which represents 15 Ordinar

February 22, 2024 POS AM

As filed with the Securities and Exchange Commission on February 22, 2024

As filed with the Securities and Exchange Commission on February 22, 2024 Registration No.

February 22, 2024 S-8 POS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Post-Effective Amendment No. 1 to Form S-8, Registration Statement No. 333-265634 Post-Effective Amendment No. 1 to Form S-8, Registration Statement No. 333-259852 Post-Effective

As filed with the Securities and Exchange Commission on February 22, 2024 Registration Nos.

February 20, 2024 EX-99.1

Acquisition of Freeline by Syncona Becomes Effective

Exhibit 99.1 Acquisition of Freeline by Syncona Becomes Effective LONDON, February 20, 2024 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (“Freeline”) and Syncona Ltd (“Syncona”) today announced that, in connection with Syncona’s acquisition of Freeline by way of a scheme of arrangement (the “Scheme”), the Scheme has been sanctioned by the Court and the court order (together with a copy of t

February 20, 2024 6-K

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

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of February 2024 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire

February 20, 2024 SC 13E3/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 2) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 FREELINE THERAPEUTICS HOLDINGS PLC (Name of the Issuer) Freeli

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 2) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 FREELINE THERAPEUTICS HOLDINGS PLC (Name of the Issuer) Freeline Therapeutics Holdings plc Bidco 1354 Limited Syncona Limited Syncona Holdings Limited Syncona Portfolio Limited Syncona Investmen

February 14, 2024 SC 13G/A

US35655L2060 / Freeline Therapeutics Holdings PLC / EVENTIDE ASSET MANAGEMENT, LLC - SC 13G/A Passive Investment

SC 13G/A 1 sc13gafreelinetherapeutics.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* Freeline Therapeutics Holdings plc (Name of Issuer – as specified in its charter) Ordinary Shares, £0.00001 per share (Title of Class of Securities) 35655L206 (CUSIP Number) December 31, 2023 (Date of Event which Requ

February 12, 2024 6-K

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

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of February 2024 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire

February 12, 2024 SC 13G/A

US35655L2060 / Freeline Therapeutics Holdings PLC / INTEGRATED CORE STRATEGIES (US) LLC Passive Investment

SC 13G/A 1 FRLNSC13GA.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (AMENDMENT NO. 1) FREELINE THERAPEUTICS HOLDINGS PLC (Name of Issuer) ORDINARY SHARES, NOMINAL VALUE £0.00001 PER SHARE (Title of Class of Securities) 35655L206** (CUSIP Number) DECEMBER 31, 2023 (Date of event which requires filing of this statem

February 12, 2024 EX-99.1

Freeline Shareholders Approve Acquisition by Syncona

Exhibit 99.1 Freeline Shareholders Approve Acquisition by Syncona LONDON, February 12, 2024 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (“Freeline”) and Syncona Ltd (“Syncona”) today announced that Freeline’s shareholders have approved the proposal for Bidco 1354 Limited (“Bidco”), a wholly owned subsidiary of Syncona Portfolio Limited (“Syncona Portfolio”), to acquire all shares of Freeli

January 31, 2024 SC 13G/A

US35655L2060 / Freeline Therapeutics Holdings PLC / Tetragon Financial Management LP - FREELINE THERAPEUTICS HOLDINGS PLC Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 2)* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary Shares, nominal value £0.00001 per share (Title of Class of Securities) 35655L206** (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to des

January 18, 2024 6-K

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

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of January 2024 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire S

January 17, 2024 EX-99.(D)(9)

CONTENTS 1. Interpretation 1 2. Covenant to Pay 5 3. Creation of Security 5 4. Continuing Security 8 5. Further Assurance 8 6. Land 9 7. Investments 11 8. Intellectual Property 13 9. Bank Accounts 14 10. Contracts 14 11. Plant and Machinery 15 12. In

EX-99.(d)(9) Exhibit (d)(9) EXECUTION VERSION Supplemental Security Agreement between The Companies listed in Schedule 1 as Chargors and Syncona Portfolio Limited as Lender relating to U.S.$15,000,000 Fixed Rate Convertible Loan Notes due 2024 CONTENTS 1. Interpretation 1 2. Covenant to Pay 5 3. Creation of Security 5 4. Continuing Security 8 5. Further Assurance 8 6. Land 9 7. Investments 11 8. I

January 17, 2024 EX-99.(A)(3)(3)

12WE7I D02 Form of Proxy—General Meeting to be held on 12 February 2024 Freeline Therapeutics Holdings plc Kindly Note: This form is issued only to the addressee(s) and is specific to the All Named Holders unique designated account printed hereon. Th

EX-99.(a)(3)(3) Exhibit (a)(3)(3) 12WE7I D02 Form of Proxy—General Meeting to be held on 12 February 2024 Freeline Therapeutics Holdings plc Kindly Note: This form is issued only to the addressee(s) and is specific to the All Named Holders unique designated account printed hereon. This personalised form is not transferable between different: (i) account holders; or (ii) uniquely designated account

January 17, 2024 EX-99.(A)(3)(2)

12WE5F D01 Form of Proxy—Court Meeting to be held on 12 February 2024 Freeline Therapeutics Holdings plc Kindly Note: This form is issued only to the addressee(s) and is specific to the All Named Holders unique designated account printed hereon. This

EX-99.(a)(3)(2) Exhibit (a)(3)(2) 12WE5F D01 Form of Proxy—Court Meeting to be held on 12 February 2024 Freeline Therapeutics Holdings plc Kindly Note: This form is issued only to the addressee(s) and is specific to the All Named Holders unique designated account printed hereon. This personalised form is not transferable between different: (i) account holders; or (ii) uniquely designated accounts.

January 17, 2024 EX-99.(A)(3)(4)

Court Meeting and General Meeting The Voting Instructions must be signed, completed and received at the indicated address prior to 10:00 A.M. (New York City time) on February 6, 2024 for action to be taken. 2024 VOTING INSTRUCTIONS AMERICAN DEPOSITAR

EX-99.(a)(3)(4) Exhibit (a)(3)(4) Freeline Therapeutics Holdings plc Court Meeting and General Meeting The Voting Instructions must be signed, completed and received at the indicated address prior to 10:00 A.M. (New York City time) on February 6, 2024 for action to be taken. 2024 VOTING INSTRUCTIONS AMERICAN DEPOSITARY SHARES Freeline Therapeutics Holdings plc (the “Company”) ADS CUSIP No.: 35655L

January 17, 2024 SC 13E3/A

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 1) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 FREELINE THERAPEUTICS HOLDINGS PLC (Name of the Issuer) Freeline Therapeutic

SC 13E3/A Table of Contents SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 (Amendment No. 1) RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 FREELINE THERAPEUTICS HOLDINGS PLC (Name of the Issuer) Freeline Therapeutics Holdings plc Bidco 1354 Limited Syncona Limited Syncona Holdings Limited Syncona Portfolio Limited Syncona Investment Ma

January 17, 2024 EX-99.(D)(3)

CONTENTS 1. Introduction 1 2. References to Conditions 1 3. Registered Holder 1 4. Maintenance of Register 2 5. Promise to Pay/Comply with Conversion Requirement 2 6. Transfers 2 7. Conversion 2 8. Conditions Apply 2 9. Meetings 2 10. Contracts (Righ

EX-99.(d)(3) Table of Contents Exhibit (d)(3) EXECUTION VERSION Secured Convertible Loan Note Certificate Freeline Therapeutics Holdings plc as Issuer relating to Secured Fixed Rate Convertible Loan Notes Simmons & Simmons LLP Citypoint, 1 Ropemaker Street London EC2Y 9SS United Kingdom T: +44 20 7628 2020 F: +44 20 7628 2070 Table of Contents CONTENTS 1. Introduction 1 2. References to Conditions

January 17, 2024 EX-99.(A)(3)(1)

Recommended acquisition of FREELINE THERAPEUTICS HOLDINGS PLC BIDCO 1354 LIMITED to be effected by means of a scheme of arrangement under Part 26 of the Companies Act 2006

EX-99.(a)(3)(1) Exhibit (a)(3)(1) THIS DOCUMENT IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION. THIS DOCUMENT CONTAINS A PROPOSAL WHICH, IF IMPLEMENTED, WILL RESULT IN THE CANCELLATION OF THE LISTING OF FREELINE THERAPEUTICS HOLDINGS PLC’S ADSs ON THE NASDAQ CAPITAL MARKET. PART III (EXPLANATORY STATEMENT) OF THIS DOCUMENT COMPRISES AN EXPLANATORY STATEMENT IN COMPLIANCE WITH SECTION 897 OF TH

January 17, 2024 EX-99.(A)(3)(5)

Depositary’s Notice of Court Meeting and General Meeting for Freeline Therapeutics Holdings plc ADSs: American Depositary Shares (“ADSs”). ADS CUSIP No.: 35655L206 (freely transferable ADSs). 35655L875 (restricted ADSs). ADS Record Date: January 12,

EX-99.(a)(3)(5) Exhibit (a)(3)(5) Time Sensitive Materials Depositary’s Notice of Court Meeting and General Meeting for Freeline Therapeutics Holdings plc ADSs: American Depositary Shares (“ADSs”). ADS CUSIP No.: 35655L206 (freely transferable ADSs). 35655L875 (restricted ADSs). ADS Record Date: January 12, 2024. Meeting Specifics: Court Meeting – February 12, 2024 at 2:30 PM (London time) at the

December 8, 2023 SC 13E3

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 FREELINE THERAPEUTICS HOLDINGS PLC (Name of the Issuer) Freeline Therapeutics Holdings plc Bid

Table of Contents SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13E-3 RULE 13E-3 TRANSACTION STATEMENT UNDER SECTION 13(E) OF THE SECURITIES ACT OF 1934 FREELINE THERAPEUTICS HOLDINGS PLC (Name of the Issuer) Freeline Therapeutics Holdings plc Bidco 1354 Limited Syncona Limited Syncona Holdings Limited Syncona Portfolio Limited Syncona Investment Management Limited Mr. Roel Bu

December 8, 2023 EX-FILING FEES

Calculation of Filing Fee Tables Schedule 13E-3 (Form Type) Freeline Therapeutics Holdings plc Syncona Limited Syncona Holdings Limited Syncona Portfolio Limited Syncona Investment Management Limited Bidco 1354 Limited Mr. Roel Bulthuis Dr. Christoph

Exhibit 107 Calculation of Filing Fee Tables Schedule 13E-3 (Form Type) Freeline Therapeutics Holdings plc Syncona Limited Syncona Holdings Limited Syncona Portfolio Limited Syncona Investment Management Limited Bidco 1354 Limited Mr.

December 8, 2023 EX-99.(C)(2)

PROJECT BOND Materials Prepared for the Special Committee November 21, 2023 Confidential

Exhibit 99(c)(2) PROJECT BOND Materials Prepared for the Special Committee November 21, 2023 Confidential Leerink Partners Disclaimer This presentation (the “Presentation”) has been prepared by Leerink Partners LLC, exclusively for the benefit and internal use of the Bond Special Committee (“Bond”) to whom it is addressed.

December 8, 2023 EX-99.(C)(3)

PROJECT BOND Discussion Materials Prepared for the Special Committee November 20, 2023 Confidential

Exhibit 99(c)(3) PROJECT BOND Discussion Materials Prepared for the Special Committee November 20, 2023 Confidential Leerink Partners Disclaimer This presentation (the “Presentation”) has been prepared by Leerink Partners LLC, exclusively for the benefit and internal use of the Bond Special Committee (“Bond”) to whom it is addressed.

December 8, 2023 EX-99.(C)(4)

PROJECT BOND Preliminary Discussion Materials Prepared for the Special Committee October 20, 2023 Confidential

Exhibit 99(c)(4) PROJECT BOND Preliminary Discussion Materials Prepared for the Special Committee October 20, 2023 Confidential Leerink Partners Disclaimer This presentation (the “Presentation”) has been prepared by Leerink Partners LLC, exclusively for the benefit and internal use of the Bond (the “Bond”) to whom it is addressed.

December 8, 2023 EX-99.(A)(3)(1)

Recommended acquisition of FREELINE THERAPEUTICS HOLDINGS PLC BIDCO 1354 LIMITED to be effected by means of a scheme of arrangement under Part 26 of the Companies Act 2006

Exhibit (a)(3)(1) THIS DOCUMENT IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION.

December 1, 2023 EX-99.1

Freeline Reports Second Quarter 2023 Financial Results and Business Highlights Completed dosing in first cohort of Phase 1/2 GALILEO-1 trial of FLT201 in Gaucher disease; expect to report initial clinical data in third quarter of 2023 Extending impac

Exhibit 99.1 Freeline Reports Second Quarter 2023 Financial Results and Business Highlights Completed dosing in first cohort of Phase 1/2 GALILEO-1 trial of FLT201 in Gaucher disease; expect to report initial clinical data in third quarter of 2023 Extending impact of its novel GCase variant with research program for GBA1-linked Parkinson’s disease Management to host conference call at 8:00 a.m. ET

December 1, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 (Commission File No. 001-39431) Freeline

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2BP Un

November 24, 2023 SC 13D/A

FRLN / Freeline Therapeutics Holdings plc - ADR / Syncona Portfolio Ltd - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Freeline Therapeutics Holdings plc (Name of Issuer) American Depositary Shares and Ordinary Shares, nominal value £0.00001 per share (Title of Class of Securities) G3664N 103 (CUSIP Number) Alasdair Moodie, General Counsel Syncona Investment Man

November 24, 2023 EX-99.6

AGREEMENT

EX-99.6 Exhibit 99.6 AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Ordinary Shares (represented by American Depositary Shares, each of which represents 15 Ordinary Shares) of Freeline Therap

November 22, 2023 EX-99.4

Syncona to Acquire Freeline Therapeutics Freeline shareholders to receive $6.50 per American Depositary Share, a 51% premium over closing price prior to announcement of Syncona’s initial proposal on October 18, in an all-cash transaction Based on ext

Exhibit 99.4 Syncona to Acquire Freeline Therapeutics Freeline shareholders to receive $6.50 per American Depositary Share, a 51% premium over closing price prior to announcement of Syncona’s initial proposal on October 18, in an all-cash transaction Based on extensive evaluation of available strategic and financing options, Freeline’s independent directors unanimously recommend transaction as bes

November 22, 2023 EX-99.2

CONTENTS 1. Interpretation 1 2. Covenant to Pay 6 3. Creation of Security 6 4. Continuing Security 9 5. Further Assurance 10 6. Land 10 7. Investments 12 8. Intellectual Property 15 9. Bank Accounts 16 10. Contracts 17 11. Plant and Machinery 17 12.

Exhibit 99.2 EXECUTION VERSION Security Agreement between The Companies listed in Schedule 1 as Chargors and Syncona Portfolio Limited as Lender relating to U.S.$15,000,000 Fixed Rate Convertible Loan Notes due 2024 CONTENTS 1. Interpretation 1 2. Covenant to Pay 6 3. Creation of Security 6 4. Continuing Security 9 5. Further Assurance 10 6. Land 10 7. Investments 12 8. Intellectual Property 15 9.

November 22, 2023 EX-99.3

CONFIDENTIAL AND HAS BEEN EXCLUDED BECAUSE IT (I) IS NOT MATERIAL AND (II) THE REGISTRANT CUSTOMARILY AND ACTUALLY TREATS THAT INFORMATION AS PRIVATE OR CONFIDENTIAL.

Exhibit 99.3 CERTAIN INFORMATION IN THIS EXHIBIT IDENTIFIED BY [***] IS CONFIDENTIAL AND HAS BEEN EXCLUDED BECAUSE IT (I) IS NOT MATERIAL AND (II) THE REGISTRANT CUSTOMARILY AND ACTUALLY TREATS THAT INFORMATION AS PRIVATE OR CONFIDENTIAL. EXECUTION VERSION Secured Convertible Loan Note Certificate Freeline Therapeutics Holdings plc as Issuer relating to Secured Fixed Rate Convertible Loan Notes Si

November 22, 2023 EX-99.1

CONFIDENTIAL AND HAS BEEN EXCLUDED BECAUSE IT (I) IS NOT MATERIAL AND (II) THE REGISTRANT CUSTOMARILY AND ACTUALLY TREATS THAT INFORMATION AS PRIVATE OR CONFIDENTIAL. 22 NOVEMBER 2023

Exhibit 99.1 CERTAIN INFORMATION IN THIS EXHIBIT IDENTIFIED BY [***] IS CONFIDENTIAL AND HAS BEEN EXCLUDED BECAUSE IT (I) IS NOT MATERIAL AND (II) THE REGISTRANT CUSTOMARILY AND ACTUALLY TREATS THAT INFORMATION AS PRIVATE OR CONFIDENTIAL. 22 NOVEMBER 2023 (1) BIDCO 1354 LIMITED (2) FREELINE THERAPEUTICS HOLDINGS PLC IMPLEMENTATION AGREEMENT Skadden, Arps, Slate, Meagher & Flom (UK) LLP 22 Bishopsg

November 22, 2023 6-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of November 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1

October 25, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2023 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2

October 25, 2023 EX-99.1

Freeline Presents Positive New Data from Phase 1/2 GALILEO-1 Trial of FLT201, Its Novel Gene Therapy Candidate, in Gaucher Disease at ESGCT 30th Annual Congress Substantial reduction in lyso-Gb1 substrate levels, an established biomarker of clinical

Exhibit 99.1 Freeline Presents Positive New Data from Phase 1/2 GALILEO-1 Trial of FLT201, Its Novel Gene Therapy Candidate, in Gaucher Disease at ESGCT 30th Annual Congress Substantial reduction in lyso-Gb1 substrate levels, an established biomarker of clinical response, observed in first patient treated with FLT201 Increases of several hundredfold over baseline in plasma GCase activity and norma

October 18, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2023 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2

October 18, 2023 SC 13D/A

FRLN / Freeline Therapeutics Holdings plc - ADR / Syncona Portfolio Ltd - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Freeline Therapeutics Holdings plc (Name of Issuer) American Depositary Shares and Ordinary Shares, nominal value £0.00001 per share (Title of Class of Securities) G3664N 103 (CUSIP Number) Alasdair Moodie, General Counsel Syncona Investment Man

October 18, 2023 EX-99.2

17 October 2023

EX-99.2 2 d915888dex992.htm EX-99.2 Exhibit 99.2 17 October 2023 Special Committee of the Board of Directors Freeline Therapeutics Holdings plc Sycamore House Gunnels Wood Road Stevenage Hertfordshire SG1 2BP Syncona Investment Management Limited 8 Bloomsbury Street, 2nd Floor London WC1B 3SR [email protected] Non-binding indication of interest in acquiring Freeline Dear Special Committee, We

October 6, 2023 EX-99.1

EX-99.1

FLT201: Initial Clinical Data October 6, 2023Legal disclaimer This presentation contains statements that constitute “forward looking statements” as that term is defined in the United States Private Securities Litigation Reform Act of 1995, including statements that express the opinions, expectations, beliefs, plans, objectives, assumptions or projections of Freeline Therapeutics Holdings plc (the “Company”) regarding future events or future results, in contrast with statements that reflect historical facts.

October 6, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2023 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2

October 4, 2023 EX-99.1

Freeline Reports Positive Initial Clinical Data from First Cohort of Phase 1/2 GALILEO-1 Trial of FLT201, Its Novel Gene Therapy Candidate, in Gaucher Disease Robust increases of up to 700-fold over baseline in plasma GCase enzyme activity in first t

Exhibit 99.1 Freeline Reports Positive Initial Clinical Data from First Cohort of Phase 1/2 GALILEO-1 Trial of FLT201, Its Novel Gene Therapy Candidate, in Gaucher Disease Robust increases of up to 700-fold over baseline in plasma GCase enzyme activity in first two patients treated with FLT201 Normalization of leukocyte GCase in both patients demonstrates cellular uptake from plasma FLT201 has bee

October 4, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2023 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2

August 15, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 (Commission File No. 001-39431) Freeline T

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2BP Unit

August 15, 2023 EX-99.1

Freeline Reports Second Quarter 2023 Financial Results and Business Highlights Completed dosing in first cohort of Phase 1/2 GALILEO-1 trial of FLT201 in Gaucher disease; expect to report initial clinical data in third quarter of 2023 Extending impac

Exhibit 99.1 Freeline Reports Second Quarter 2023 Financial Results and Business Highlights Completed dosing in first cohort of Phase 1/2 GALILEO-1 trial of FLT201 in Gaucher disease; expect to report initial clinical data in third quarter of 2023 Extending impact of its novel GCase variant with research program for GBA1-linked Parkinson’s disease Management to host conference call at 8:00 a.m. ET

July 17, 2023 SC 13G

FRLN / Freeline Therapeutics Holdings plc - ADR / INTEGRATED CORE STRATEGIES (US) LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 FREELINE THERAPEUTICS HOLDINGS PLC (Name of Issuer) ORDINARY SHARES, NOMINAL VALUE £0.00001 PER SHARE (Title of Class of Securities) 35655L206** (CUSIP Number) JULY 12, 2023 (Date of event which requires filing of this statement) Check the appropriate box to designate the

June 30, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-39431

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2BP

June 26, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of June 2023 Commission File Number: 001-39431

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of June 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2BP

June 26, 2023 EX-99.1

Freeline Announces First Patient Dosed with Its Novel Gene Therapy Candidate for Gaucher Disease and Unveils Research Program in GBA1-linked Parkinson’s Disease FLT201 is a highly differentiated AAV gene therapy candidate that delivers a longer-actin

Exhibit 99.1 Freeline Announces First Patient Dosed with Its Novel Gene Therapy Candidate for Gaucher Disease and Unveils Research Program in GBA1-linked Parkinson’s Disease FLT201 is a highly differentiated AAV gene therapy candidate that delivers a longer-acting engineered variant of GCase, the enzyme missing in people with Gaucher disease Company expects to report initial clinical data for FLT2

May 31, 2023 EX-99.3

Freeline Therapeutics Holdings plc Annual Report and Accounts for the year ended 31 December 2022 Registered number: 12546479

EX-99.3 Exhibit 99.3 Freeline Therapeutics Holdings plc Annual Report and Accounts for the year ended 31 December 2022 Registered number: 12546479 Page Company Information 1 UK Financial Documents 2 Strategic Report 3 Directors’ Report 7 Directors’ Remuneration Report 13 Independent Auditor’s Report 28 Balance sheet 40 Statement of changes in equity 41 Notes to the financial statements 42 Appendix

May 31, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 001-39431

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2

May 31, 2023 EX-99.5

2023 Annual General Meeting The Voting Instructions must be signed, completed and received at the indicated address prior to 10:00 A.M. (New York City time) on June 22, 2023 for action to be taken. 2023 VOTING INSTRUCTIONS AMERICAN DEPOSITARY SHARES

EX-99.5 Exhibit 99.5 2023 Annual General Meeting The Voting Instructions must be signed, completed and received at the indicated address prior to 10:00 A.M. (New York City time) on June 22, 2023 for action to be taken. 2023 VOTING INSTRUCTIONS AMERICAN DEPOSITARY SHARES Freeline Therapeutics Holdings plc (the “Company”) ADS CUSIP No.: 35655L206 (freely transferable ADSs). 35655L875 (restricted ADS

May 31, 2023 EX-99.4

Depositary’s Notice of Annual General Meeting of Freeline Therapeutics Holdings plc ADSs: American Depositary Shares (“ADSs”). ADS CUSIP No.: 35655L206 (freely transferable ADSs). 35655L875 (restricted ADSs). ADS Record Date: May 22, 2023. Meeting Sp

EX-99.4 Exhibit 99.4 Time Sensitive Materials Depositary’s Notice of Annual General Meeting of Freeline Therapeutics Holdings plc ADSs: American Depositary Shares (“ADSs”). ADS CUSIP No.: 35655L206 (freely transferable ADSs). 35655L875 (restricted ADSs). ADS Record Date: May 22, 2023. Meeting Specifics: Annual General Meeting to be held on Wednesday, June 28, 2023 at 2:00 P.M. (UK time) at the off

May 31, 2023 EX-99.2

To be effective, all proxy appointments must be lodged with the Company’s Registrars at: Computershare Investor Services PLC, The Pavilions, Bridgwater Road, Bristol BS99 6ZY by 26 June 2023 at 2.00 pm UK time.

EX-99.2 Exhibit 99.2 Freeline Therapeutics Holdings plc Attendance Card Please bring this card with you to the Meeting and present it at Shareholder registration/accreditation. The Chairman of FREELINE THERAPEUTICS HOLDINGS PLC invites you to attend the Annual General Meeting of the Company to be held at the offices of Skadden, Arps, Slate, Meagher & Flom (UK) LLP, 22 Bishopsgate, London, EC2N 4BQ

May 31, 2023 EX-99.1

NOTICE OF THE ANNUAL GENERAL MEETING OF FREELINE THERAPEUTICS HOLDINGS PLC (THE “COMPANY”) to be held at the offices of Skadden, Arps, Slate, Meagher & Flom (UK) LLP 22 Bishopsgate, London, EC2N 4BQ, United Kingdom on 28 June 2023 at 2:00 p.m. (Londo

EX-99.1 Exhibit 99.1 THIS DOCUMENT IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION. If you are in any doubt as to any aspect of the proposals referred to in this notice or as to the action you should take, please take advice from a stockbroker, solicitor, accountant or other independent professional adviser. If you have sold or otherwise transferred all of your shares, please send this document

May 30, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 (Commission File No. 001-39431) Freeline Ther

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2BP United

May 30, 2023 EX-99.1

Freeline Reports First Quarter 2023 Financial Results and Business Highlights Expect to report initial clinical data for FLT201 in Gaucher disease in third quarter of 2023 FLT201 granted ILAP designation, which aims to accelerate time to market and f

EX-99.1 2 frln-ex991.htm EX-99.1 Exhibit 99.1 Freeline Reports First Quarter 2023 Financial Results and Business Highlights Expect to report initial clinical data for FLT201 in Gaucher disease in third quarter of 2023 FLT201 granted ILAP designation, which aims to accelerate time to market and facilitate patient access in the UK for medicines that address significant unmet needs Regained complianc

May 12, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 001-39431

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2BP U

May 12, 2023 EX-99.1

Freeline Completes ADS Ratio Change

EX-99.1 Exhibit 99.1 Freeline Completes ADS Ratio Change LONDON, May 12, 2023 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) today announced that the company’s previously disclosed change to its American Depositary Share (“ADS”) to ordinary share ratio has been made effective prior to the open of business on May 12, 2023. The ratio has changed from one (1) ADS to one (1) ordinary share to the

April 21, 2023 F-6 POS

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM F-6 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 FOR AMERICAN DEPOSITARY SHARES EVIDENCED BY AMERICAN DEPOSITARY RECEIPTS FREELINE THERAPEUTICS HOLD

As filed with the Securities and Exchange Commission on April 21, 2023 Registration No.

April 21, 2023 EX-99.1

Freeline Announces Proposed ADS Ratio Change

EX-99.1 Exhibit 99.1 Freeline Announces Proposed ADS Ratio Change LONDON, April 21, 2023 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) today announced that it plans to change the ratio of its American Depositary Shares (“ADSs”) to its ordinary shares (the “ADS Ratio”), nominal value £0.00001 per share, from the current ADS Ratio of one (1) ADS to one (1) ordinary share to a new ADS Ratio of

April 21, 2023 EX-99.(A)(I)

FREELINE THERAPEUTICS HOLDINGS PLC CITIBANK, N.A., as Depositary, THE HOLDERS AND BENEFICIAL OWNERS OF AMERICAN DEPOSITARY SHARES OUTSTANDING UNDER THE TERMS OF THE DEPOSIT AGREEMENT, DATED AS OF August 11, 2020 Amendment No. 1 the Deposit Agreement

Exhibit (a)(i) FREELINE THERAPEUTICS HOLDINGS PLC and CITIBANK, N.A., as Depositary, and THE HOLDERS AND BENEFICIAL OWNERS OF AMERICAN DEPOSITARY SHARES OUTSTANDING UNDER THE TERMS OF THE DEPOSIT AGREEMENT, DATED AS OF August 11, 2020 Amendment No. 1 to the Deposit Agreement Dated as of [DATE] Table of Contents Page ARTICLE I DEFINITIONS 2 Section 1.1 Definitions 2 Section 1.2 Effective Date 2 ART

April 21, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023 Commission File Number: 001-3943

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2BP

April 4, 2023 EX-4

Agreement for the Sale and Purchase of the Entire Issued Share Capital of Freeline Therapeutics GmbH, between Freeline Therapeutics Limited, Ascend Gene and Cell Therapies Ltd. and Freeline Therapeutics Holdings plc, dated November 11, 2022

Exhibit 4.26 EXECUTED FORM CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH NOT MATERIAL AND IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. REDACTED INFORMATION IS INDICATED BY [***]. IP Deed of Assignment and License between Freeline Therapeutics Limited and Ascend Gene and Cell Therapies Ltd Dated 08 February 2023 9340530 v7 Contents Partie

April 4, 2023 EX-13

Certification by the Principal Executive Officer and Principal Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 CERTIFICATION BY THE PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 The certification set forth below is being submitted in connection with the Annual Report on Form 20-F for the year ended December 31, 2022 (the “Report”) for the purpose of complying with Rule 13a-14(

April 4, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of April 2023 Commission File Number: 001-3943

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of April 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1 2BP

April 4, 2023 EX-15

Consent of Deloitte LLP

Exhibit 15.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement Nos. 333-242129, 333-242133, 333-259852 and 333-265634 on Form S-8 and Registration Statement No. 333-259444 on Form F-3 of our report dated March 31, 2022, relating to the financial statements of Freeline Therapeutics Holdings plc appearing in this Annual Re

April 4, 2023 EX-99

Freeline Reports Full Year 2022 Financial Results and Provides Corporate Update Prioritizing development of FLT201, a potential first- and best-in-class gene therapy for most common type of Gaucher disease Initial clinical data on FLT201 expected in

Exhibit 99.1 Freeline Reports Full Year 2022 Financial Results and Provides Corporate Update Prioritizing development of FLT201, a potential first- and best-in-class gene therapy for most common type of Gaucher disease Initial clinical data on FLT201 expected in Q3 2023 Restructuring organization and pausing development of FLT190 to extend cash runway into Q2 2024 Appointed CFO Paul Schneider to B

April 4, 2023 EX-4

IP Deed of Assignment and License, between Freeline Therapeutics Limited and Ascend Gene and Cell Therapies Ltd., dated February 8, 2023

Exhibit 4.28 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH NOT MATERIAL AND IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. REDACTED INFORMATION IS INDICATED BY [***]. AGREEMENT FOR THE SALE AND PURCHASE OF THE ENTIRE ISSUED SHARE CAPITAL OF FREELINE THERAPEUTICS GMBH 1. FREELINE THERAPEUTICS LIMITED 2. ASCEND GENE AND CELL THERAPIES LTD 3.

April 4, 2023 20-F

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXC

April 4, 2023 EX-4

Transition Services Agreement, between Freeline Therapeutics Limited and Ascend Gene and Cell Therapies Ltd., dated February 8, 2023

Exhibit 4.27 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH NOT MATERIAL AND IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. REDACTED INFORMATION IS INDICATED BY [***]. TRANSITION SERVICES AGREEMENT between ASCEND GENE AND CELL THERAPIES LTD And FREELINE THERAPEUTICS LIMITED Dated as of 08 February 2023 TRANSITION SERVICES AGREEMENT This Tra

April 4, 2023 EX-12

Certification by the Principal Financial Officer pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a) as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2020

Exhibit 12.2 CERTIFICATION BY THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO SECURITIES EXCHANGE ACT RULES 13a-14(a) AND 15d-14(a) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Paul Schneider, certify that: 1. I have reviewed this annual report on Form 20-F of Freeline Therapeutics Holdings plc; 2. Based on my knowledge, this report does not contain any untrue statement of a

April 4, 2023 EX-12

Certification by the Principal Executive Officer pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a) as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 CERTIFICATION BY THE PRINCIPAL EXECUTIVE OFFICER PURSUANT TO SECURITIES EXCHANGE ACT RULES 13a-14(a) AND 15d-14(a) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Michael J. Parini, certify that: 1. I have reviewed this annual report on Form 20-F of Freeline Therapeutics Holdings plc; 2. Based on my knowledge, this report does not contain any untrue statement o

February 14, 2023 SC 13G/A

GB:FRLN / Freeline Therapeutics Holdings plc / EVENTIDE ASSET MANAGEMENT, LLC - SC 13G/A Passive Investment

SC 13G/A 1 freelinetherapeutics13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Freeline Therapeutics Holdings plc (Name of Issuer – as specified in its charter) Ordinary shares, £0.0001 per share (Title of Class of Securities) 35655L107 (CUSIP Number) December 31, 2022 (Date of Event which Require

February 13, 2023 SC 13G/A

GB:FRLN / Freeline Therapeutics Holdings plc / CHI Advisors LLC - CHI ADVISORS LLC Passive Investment

SC 13G/A 1 frlna121323.htm CHI ADVISORS LLC UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary Shares, nominal value 0.0001 per share (Title of Class of Securities) 35655L107 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing

February 10, 2023 6-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of February 2023 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Sycamore House Gunnels Wood Road Stevenage, Hertfordshire SG1

February 10, 2023 EX-99.1

Freeline Announces Closing of Sale of Its CMC-Focused German Subsidiary

Exhibit 99.1 Freeline Announces Closing of Sale of Its CMC-Focused German Subsidiary LONDON, February 10, 2023 - Freeline Therapeutics Holdings plc (Nasdaq: FRLN) today announced the closing of the previously announced sale of its CMC-focused German subsidiary, Freeline Therapeutics GmbH, along with certain related intellectual property, to Ascend Gene and Cell Therapies Ltd., for $25 million, sub

January 31, 2023 SC 13G/A

GB:FRLN / Freeline Therapeutics Holdings plc / Tetragon Financial Management LP - FREELINE THERAPEUTICS HOLDINGS PLC Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary Shares, nominal value £0.00001 per share (Title of Class of Securities) 35655L107** (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to des

November 29, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of November 2022 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of November 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Her

November 29, 2022 EX-99.1

Freeline Receives Approval to Transfer to Nasdaq Capital Market

Exhibit 99.1 Freeline Receives Approval to Transfer to Nasdaq Capital Market LONDON, November 29, 2022 (GLOBE NEWSWIRE) ? Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the ?Company? or ?Freeline?) today announced that it received approval from the Nasdaq Stock Market LLC (?Nasdaq?) to transfer the listing of its American Depositary Shares (?ADSs?) representing ordinary shares of the Company f

November 15, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2022 (Commission File No. 001-39431) Freeline

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2022 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfords

November 15, 2022 EX-99.1

Freeline Reports Third Quarter 2022 Financial Results and Corporate Update Entered into definitive agreement to sell CMC-focused German subsidiary and related IP for $25 million, while retaining rights to AAVS3 capsid and maintaining access to capabi

Exhibit 99.1 Freeline Reports Third Quarter 2022 Financial Results and Corporate Update Entered into definitive agreement to sell CMC-focused German subsidiary and related IP for $25 million, while retaining rights to AAVS3 capsid and maintaining access to capabilities and technologies Streamlining organization and extending cash runway into 2024 Prioritizing development of FLT201 in Gaucher disea

October 4, 2022 EX-99.1

Freeline Initiates Dosing of Second Cohort in MARVEL-1 Trial of FLT190 Gene Therapy Candidate for People with Fabry Disease

Exhibit 99.1 Freeline Initiates Dosing of Second Cohort in MARVEL-1 Trial of FLT190 Gene Therapy Candidate for People with Fabry Disease LONDON, October 4, 2022 ? Freeline Therapeutics Holdings plc (Nasdaq: FRLN) today announced that the first patient has been dosed in the second dose cohort of the Phase 1/2 MARVEL-1 clinical trial of FLT190 in Fabry disease, a debilitating inherited disorder that

October 4, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2022 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of October 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hert

August 26, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2022 Commission File Number: 001-394

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertf

August 9, 2022 EX-99.1

Freeline Reports Second Quarter 2022 Financial Results and Business Highlights Six patients dosed in B-LIEVE trial of FLT180a in hemophilia B in four months and initial and emerging cohort one data reported, followed by NEJM publication of B-AMAZE lo

Exhibit 99.1 Freeline Reports Second Quarter 2022 Financial Results and Business Highlights Six patients dosed in B-LIEVE trial of FLT180a in hemophilia B in four months and initial and emerging cohort one data reported, followed by NEJM publication of B-AMAZE long-term data Continued progress in FLT190 in Fabry disease and FLT201 in Gaucher disease, with new country and site initiations paving th

August 9, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2022 (Commission File No. 001-39431) Freeline T

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2022 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfordshi

July 11, 2022 EX-99.1

Positive Initial Clinical Data from the B-LIEVE Dose-Confirmation Trial for FLT180a in Hemophilia B Presented at the International Society on Thrombosis and Haemostasis Congress FLT180a generated protective FIX levels with no bleeding or need for FIX

Exhibit 99.1 Positive Initial Clinical Data from the B-LIEVE Dose-Confirmation Trial for FLT180a in Hemophilia B Presented at the International Society on Thrombosis and Haemostasis Congress FLT180a generated protective FIX levels with no bleeding or need for FIX replacement The treatment was well tolerated with a good safety profile LONDON, July 10, 2022 ? Freeline Therapeutics Holdings plc (Nasd

July 11, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of July 2022 Commission File Number: 001-39431

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of July 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfor

June 30, 2022 EX-99.(D)

Exhibit (d)

Exhibit (d) June 30, 2022 Citibank, N.A. ? ADR Department 388 Greenwich Street New York, New York 10013 Ladies and Gentlemen: We refer to the Registration Statement on Form F-6 (the ?Registration Statement?) to be filed with the Securities and Exchange Commission (the ?SEC?) by the legal entity to be created by the Deposit Agreement (as hereinafter defined) for the purpose of registering under the

June 30, 2022 EX-99.(E)

Rule 466 Certification

Exhibit (e) Rule 466 Certification The depositary, Citibank, N.A., represents and certifies the following: (a) That it previously had filed a registration statement on Form F-6 (Registration No. 333-240125), which the U.S. Securities and Exchange Commission declared effective, with terms of deposit identical to the terms of deposit of this Form F-6 Registration Statement and (b) That its ability t

June 30, 2022 EX-99.(B)(II)

to Letter Agreement, dated November 19, 2021 (the “Letter Agreement”), by and between FREELINE THERAPEUTICS HOLDINGS PLC CITIBANK, N.A. Program Issuance and Delivery Instruction

Exhibit (b)(ii) Execution Version November 19, 2021 Citibank, N.A. ? ADR Department 388 Greenwich Street New York, NY 10013 Attn: Susanna Ansala Program ADSs (CUSIP No.: 35655L107) Ladies and Gentlemen: Reference is made to the Deposit Agreement, dated as of August 11, 2020, as amended and supplemented from time to time (the ?Deposit Agreement?), by and among Freeline Therapeutics Holdings plc, a

June 30, 2022 F-6EF

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-6 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 FOR AMERICAN DEPOSITARY SHARES EVIDENCED BY AMERICAN DEPOSITARY RECEIPTS Freeline Therapeutics Holdings plc (Exact name of issuer of

As filed with the Securities and Exchange Commission on June 30, 2022 Registration No.

June 30, 2022 EX-99.(B)(I)

Freeline Therapeutics Holdings plc

Exhibit (b)(i) EXECUTION COPY Freeline Therapeutics Holdings plc December 7, 2020 Citibank, N.

June 30, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2022 Commission File Number: 001-39431

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfor

June 30, 2022 EX-99.(A)

DEPOSIT AGREEMENT by and among FREELINE THERAPEUTICS HOLDINGS PLC CITIBANK, N.A., as Depositary, THE HOLDERS AND BENEFICIAL OWNERS OF AMERICAN DEPOSITARY SHARES ISSUED HEREUNDER Dated as of August 11, 2020 TABLE OF CONTENTS

Exhibit (a) Execution Copy DEPOSIT AGREEMENT by and among FREELINE THERAPEUTICS HOLDINGS PLC and CITIBANK, N.

June 30, 2022 EX-99.(B)(III)

to Letter Agreement, dated as of March 22, 2022 (the “Letter Agreement”), by and between FREELINE THERAPEUTICS HOLDINGS PLC CITIBANK, N.A. Program Issuance and Delivery Instruction

Exhibit (b)(iii) Execution Version March 22, 2022 Citibank, N.A. ? ADR Department 388 Greenwich Street New York, NY 10013 Attn: Susanna Ansala Re: Program ADSs (CUSIP No.: 35655L 107) Ladies and Gentlemen: Reference is made to the Deposit Agreement, dated as of August 11, 2020, as amended and supplemented from time to time (the ?Deposit Agreement?), by and among Freeline Therapeutics Holdings plc,

June 15, 2022 EX-FILING FEES

Calculation of Filing Fee Table (filed herewith)

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) FREELINE THERAPEUTICS HOLDINGS PLC (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title(1) Fee Calculation Rule Amount Registered(2) Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee(3) Equity Ordinary shares, nominal value ?0.

June 15, 2022 S-8

As filed with the Securities and Exchange Commission on June 15, 2022

As filed with the Securities and Exchange Commission on June 15, 2022 Registration No.

June 15, 2022 EX-99.3

Freeline Therapeutics Holdings plc 2021 Equity Inducement Plan (incorporated by reference to Exhibit 99.3 to the Company’s Registration Statement on Form S-8 filed on June 15, 2022)

Exhibit 99.3 FREELINE THERAPEUTICS HOLDINGS PLC 2021 EQUITY INDUCEMENT PLAN (as amended and restated effective May 30, 2022) 1. PURPOSE The Plan?s purpose is to enhance the Company?s ability to attract Eligible Persons (as defined below) who are expected to make important contributions to the Company by providing these individuals with equity ownership opportunities. The Plan is not subject to the

June 14, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of June 2022 Commission File Number: 001-39431

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of June 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfor

June 14, 2022 EX-99.1

Freeline Initiates Dosing of Second Cohort in B-LIEVE Dose Confirmation Trial of FLT180a in Hemophilia B Initial cohort one data suggest predictable and sustained Factor IX normalization, supporting additional dosing at the same low dose with the sam

Exhibit 99.1 Freeline Initiates Dosing of Second Cohort in B-LIEVE Dose Confirmation Trial of FLT180a in Hemophilia B Initial cohort one data suggest predictable and sustained Factor IX normalization, supporting additional dosing at the same low dose with the same optimized, prophylactic immune management regimen Cohort one efficacy and safety data to be presented at ISTH Congress in July Start-up

June 3, 2022 EX-99.1

Freeline Receives Nasdaq Deficiency Notice Regarding Minimum Bid Price Requirement

Exhibit 99.1 Freeline Receives Nasdaq Deficiency Notice Regarding Minimum Bid Price Requirement LONDON, June 3, 2022 (GLOBE NEWSWIRE) ? Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the ?Company? or ?Freeline?) today disclosed the receipt of a notice (the ?Notice?) on May 31, 2022 from the Nasdaq Stock Market LLC (?Nasdaq?) that the Company is not currently in compliance with the $1.00 minimu

June 3, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2022 Commission File Number: 001-39431

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfor

May 23, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2022 Commission File Number: 001-39431

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertford

May 23, 2022 EX-99.3

Freeline Therapeutics Holdings plc Annual Report and Accounts for the year ended 31 December 2021 Registered number: 12546479

Exhibit 99.3 Freeline Therapeutics Holdings plc Annual Report and Accounts for the year ended 31 December 2021 Registered number: 12546479 Page Company Information 3 UK Financial Documents 4 Strategic Report 5 Directors? Report 9 Director?s Remuneration Report 14 Independent Auditor?s Report 27 Balance sheet 38 Statement of changes in equity 39 Notes to the financial statements 40 Appendix 1: Form

May 23, 2022 EX-99.2

Shareholder Reference Number

Exhibit 99.2 Freeline Therapeutics Holdings plc Attendance Card Please bring this card with you to the Meeting and present it at Shareholder registration/accreditation. The Chairman of FREELINE THERAPEUTICS HOLDINGS PLC invites you to attend the Annual General Meeting of the Company to be held at the offices of Skadden, Arps, Slate, Meagher & Flom (UK) LLP, 40 Bank Street, Canary Wharf, London, E1

May 23, 2022 EX-99.5

2022 Annual General Meeting The Voting Instructions must be signed, completed and received at the indicated address prior to 10:00 A.M. (New York City time) on June 22, 2022 for action to be taken. 2022 VOTING INSTRUCTIONS AMERICAN DEPOSITARY SHARES

Exhibit 99.5 2022 Annual General Meeting The Voting Instructions must be signed, completed and received at the indicated address prior to 10:00 A.M. (New York City time) on June 22, 2022 for action to be taken. 2022 VOTING INSTRUCTIONS AMERICAN DEPOSITARY SHARES Freeline Therapeutics Holdings plc (the ?Company?) ADS CUSIP No.: 35655L107 (freely transferable ADSs). 35655L990 (restricted ADSs). ADS

May 23, 2022 EX-99.1

NOTICE OF THE ANNUAL GENERAL MEETING OF FREELINE THERAPEUTICS HOLDINGS PLC (THE “COMPANY”) to be held at the offices of Skadden, Arps, Slate, Meagher & Flom (UK) LLP 40 Bank Street, Canary Wharf, London, E14 5DS, United Kingdom on 28 June 2022 at 2 p

EX-99.1 Exhibit 99.1 THIS DOCUMENT IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION. If you are in any doubt as to any aspect of the proposals referred to in this notice or as to the action you should take, please take advice from a stockbroker, solicitor, accountant or other independent professional adviser. If you have sold or otherwise transferred all of your shares, please send this document

May 23, 2022 EX-99.4

Depositary’s Notice of Annual General Meeting of Freeline Therapeutics Holdings plc ADSs: American Depositary Shares (“ADSs”). ADS CUSIP No.: 35655L107 (freely transferable ADSs). 35655L990 (restricted ADSs). ADS Record Date: May 23, 2022. Meeting Sp

EX-99.4 Exhibit 99.4 Time Sensitive Materials Depositary’s Notice of Annual General Meeting of Freeline Therapeutics Holdings plc ADSs: American Depositary Shares (“ADSs”). ADS CUSIP No.: 35655L107 (freely transferable ADSs). 35655L990 (restricted ADSs). ADS Record Date: May 23, 2022. Meeting Specifics: Annual General Meeting to be held on Tuesday, June 28, 2022 at 2:00 P.M. (UK time) at the offic

May 10, 2022 EX-99.1

Freeline Reports First Quarter 2022 Financial Results and Business Highlights Phase 1/2 clinical programs in Hemophilia B, Gaucher disease and Fabry disease on track to deliver 2022 milestones Recent appointment of new Chief Financial Officer further

Exhibit99.1 Freeline Reports First Quarter 2022 Financial Results and Business Highlights Phase 1/2 clinical programs in Hemophilia B, Gaucher disease and Fabry disease on track to deliver 2022 milestones Recent appointment of new Chief Financial Officer further strengthens leadership team LONDON, May 10, 2022 ? Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the ?Company? or ?Freeline?) today

May 10, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2022 (Commission File No. 001-39431) Freeline Ther

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2022 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfordshire

April 19, 2022 EX-99.1

Freeline Appoints Paul Schneider as Chief Financial Officer Biotech executive with robust experience in financial and corporate strategy and operational excellence will strengthen the company’s leadership team

EX-99.1 Exhibit 99.1 Freeline Appoints Paul Schneider as Chief Financial Officer Biotech executive with robust experience in financial and corporate strategy and operational excellence will strengthen the company’s leadership team LONDON, Apr. 19, 2022 (GLOBE NEWSWIRE) – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the “Company” or “Freeline”) today announced that Paul M. Schneider has been

April 19, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of April 2022 Commission File Number: 001-3943

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of April 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfo

April 7, 2022 424B5

Freeline Therapeutics Holdings plc American Depositary Shares representing Ordinary Shares

Filed Pursuant to Rule 424(b)(5) Registration No. 333-259444 PROSPECTUS SUPPLEMENT (To prospectus dated September 22, 2021) Freeline Therapeutics Holdings plc $10,099,341 American Depositary Shares representing Ordinary Shares We previously entered into an Open Market Sale AgreementSM, or the Sales Agreement, with Jefferies LLC, or Jefferies, acting as sales agent, dated November 17, 2021, relatin

March 31, 2022 20-F

Form 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ? REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXC

March 31, 2022 EX-12.1

Certification by the Principal Executive Officer pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a) as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 CERTIFICATION BY THE PRINCIPAL EXECUTIVE OFFICER PURSUANT TO SECURITIES EXCHANGE ACT RULES 13a-14(a) AND 15d-14(a) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Michael J. Parini, certify that: 1. I have reviewed this annual report on Form 20-F of Freeline Therapeutics Holdings plc; 2. Based on my knowledge, this report does not contain any untrue statement o

March 31, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-3943

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfo

March 31, 2022 EX-99.1

Freeline Reports Full Year 2021 Financial Results and Business Highlights Phase 1/2 programs on track in Hemophilia B and Gaucher disease and accelerated in Fabry disease Extended financial runway and streamlined organization support Company through

Exhibit 99.1 Freeline Reports Full Year 2021 Financial Results and Business Highlights Phase 1/2 programs on track in Hemophilia B and Gaucher disease and accelerated in Fabry disease Extended financial runway and streamlined organization support Company through key data readouts across all three clinical programs Strengthened leadership team with appointment of Chief Medical Officer and recent ad

March 31, 2022 EX-15.1

Consent of Deloitte LLP

Exhibit 15.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement Nos. 333-242129, 333-242133, and 333-259852 on Form S-8 and Registration Statement No. 333-259444 on Form F-3 of our report dated March 31, 2022, relating to the financial statements of Freeline Therapeutics Holdings plc appearing in this Annual Report on For

March 31, 2022 EX-12.2

Certification by the Principal Financial Officer pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a) as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2020

Exhibit 12.2 CERTIFICATION BY THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO SECURITIES EXCHANGE ACT RULES 13a-14(a) AND 15d-14(a) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Benjamin Warriner, certify that: 1. I have reviewed this annual report on Form 20-F of Freeline Therapeutics Holdings plc; 2. Based on my knowledge, this report does not contain any untrue statement o

March 31, 2022 EX-4.20

Collaboration Agreement, dated June 23, 2021, by and between Freeline Therapeutics Limited and Cell Therapy Catapult Limited

Certain information contained in this exhibit, identified by [***], has been omitted pursuant to Item 601(b)(2)(ii) or 601(b)(10)(iv) of Regulation S-K, as applicable, because it is both not material and is the type that the registrant treats as private or confidential.

March 31, 2022 EX-13.1

Certification by the Principal Executive Officer and Principal Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 CERTIFICATION BY THE PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 The certification set forth below is being submitted in connection with the Annual Report on Form 20-F for the year ended December 31, 2021 (the “Report”) for the purpose of complying with Rule 13a-14(

March 25, 2022 EX-99.1

AGREEMENT

EX-99.1 Exhibit 99.1 AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Ordinary Shares (represented by ADS, each of which represents one Ordinary Share) of Freeline Therapeutics Holdings plc and

March 25, 2022 SC 13D

GB:FRLN / Freeline Therapeutics Holdings plc / Syncona Portfolio Ltd - SC 13D Activist Investment

SC 13D 1 d263922dsc13d.htm SC 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* Freeline Therapeutics Holdings plc (Name of Issuer) American Depositary Shares and Ordinary Shares, nominal value £0.00001 per share (Title of Class of Securities) 35655L 107** (CUSIP Number) Andrew Cossar, General Counse

March 24, 2022 EX-99.1

Freeline Announces Updated Development Plan and Timelines for FLT190 for People with Fabry Disease Company to progress to second dose cohort in the MARVEL-1 study immediately, with first patient dosing expected in mid-2022

Exhibit 99.1 Freeline Announces Updated Development Plan and Timelines for FLT190 for People with Fabry Disease Company to progress to second dose cohort in the MARVEL-1 study immediately, with first patient dosing expected in mid-2022 LONDON, March 24, 2022 (GLOBE NEWSWIRE) ? Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the ?Company? or ?Freeline?), today announced an updated clinical devel

March 24, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-3943

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfo

March 23, 2022 EX-99.1

PURCHASE AGREEMENT

EX-99.1 3 d236521dex991.htm EX-99.1 Exhibit 99.1 Execution Version PURCHASE AGREEMENT THIS PURCHASE AGREEMENT (the “Agreement”), dated as of March 18, 2022, is made by and between FREELINE THERAPEUTICS HOLDINGS PLC, a public limited company incorporated under the laws of England and Wales (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC, an Illinois limited liability company (the “Investor”). W

March 23, 2022 EX-99.2

REGISTRATION RIGHTS AGREEMENT

Exhibit 99.2 Execution Version REGISTRATION RIGHTS AGREEMENT REGISTRATION RIGHTS AGREEMENT (this ?Agreement?), dated as of March 18, 2022, by and between FREELINE THERAPEUTICS HOLDINGS PLC, a public limited company incorporated under the laws of England and Wales (the ?Company?), and LINCOLN PARK CAPITAL FUND, LLC, an Illinois limited liability company (together with its permitted assigns, the ?In

March 23, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-3943

6-K 1 d236521d6k.htm 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Stevenage Bioscience Catalyst Gunnels Wo

March 22, 2022 424B5

Up to $35,000,000 of American Depositary Shares Representing Ordinary Shares 954,208 American Depositary Shares Representing Ordinary Shares

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-259444 PROSPECTUS SUPPLEMENT (To prospectus dated September 22, 2021) Up to $35,000,000 of American Depositary Shares Representing Ordinary Shares and 954,208 American Depositary Shares Representing Ordinary Shares This prospectus supplement relates to the issuance and sale of up to $35 million of our American Depositary Share

March 21, 2022 SC 13G

GB:FRLN / Freeline Therapeutics Holdings plc / Tetragon Financial Management LP - FREELINE THERAPEUTICS HOLDINGS PLC Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary Shares, nominal value ?0.0001 per share (Title of Class of Securities) 35655L107** (CUSIP Number) March 10, 2022 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate

March 15, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-3943

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfo

March 15, 2022 EX-99.1

FREELINE THERAPEUTICS HOLDINGS PLC (a public limited company organized under the laws of England and Wales) 24,857,144 American Depositary Shares Representing an Aggregate of 24,857,144 Ordinary Shares PURCHASE AGREEMENT

EX-99.1 3 d323895dex991.htm EX-99.1 Exhibit 99.1 FREELINE THERAPEUTICS HOLDINGS PLC (a public limited company organized under the laws of England and Wales) 24,857,144 American Depositary Shares Representing an Aggregate of 24,857,144 Ordinary Shares PURCHASE AGREEMENT March 10, 2022 Syncona Portfolio Limited Arnold House St Julian’s Avenue St. Peter Port Guernsey Channel Islands GY1 3RD Guernsey

March 11, 2022 424B5

24,857,144 American Depositary Shares Representing 24,857,144 Ordinary Shares

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-259444 PROSPECTUS SUPPLEMENT (To prospectus dated September 22, 2021) 24,857,144 American Depositary Shares Representing 24,857,144 Ordinary Shares We are offering 24,857,144 American Depositary Shares, or the ADSs, each ADS representing one ordinary share, in a registered direct offering at a negotiated price of $1.05 per ADS

March 9, 2022 EX-99.1

Freeline Announces First Patient Dosed in the Phase 1/2 B-LIEVE Dose-Confirmation Trial in Hemophilia B On track to complete dosing of the first cohort and share initial data by the end of the first half of 2022 On track to start pivotal Phase 3 tria

EX-99.1 2 frln-ex9916.htm EX-99.1 Exhibit 99.1 Freeline Announces First Patient Dosed in the Phase 1/2 B-LIEVE Dose-Confirmation Trial in Hemophilia B On track to complete dosing of the first cohort and share initial data by the end of the first half of 2022 On track to start pivotal Phase 3 trial in 2023 LONDON, March 9, 2022 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the “Company” or “

March 9, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-3943

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of March 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfo

February 14, 2022 SC 13G/A

GB:FRLN / Freeline Therapeutics Holdings plc / EVENTIDE ASSET MANAGEMENT, LLC - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Freeline Therapeutics Holdings plc (Name of Issuer ? as specified in its charter) Ordinary Shares, ?0.0001 per share (Title of Class of Securities) 35655L107 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate

February 11, 2022 EX-99.1

/s/ Martin Murphy

Exhibit 99.1 AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Ordinary Shares (represented by ADS, each of which represents one Ordinary Share) of Freeline Therapeutics Holdings plc and further

February 11, 2022 SC 13G/A

GB:FRLN / Freeline Therapeutics Holdings plc / Syncona Portfolio Ltd - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Freeline Therapeutics Holdings plc (Name of Issuer) American Depositary Shares and Ordinary Shares, nominal value ?0.00001 per share (Title of Class of Securities) 35655L 107** (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this

February 11, 2022 SC 13G

GB:FRLN / Freeline Therapeutics Holdings plc / CHI Advisors LLC - CHI ADVISORS LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary Shares, nominal value 0.0001 per share (Title of Class of Securities) 35655L107 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

February 8, 2022 EX-99.1

Freeline Presents on Its Fabry and Gaucher Disease AAV-Based Gene Therapies at the 18th Annual WORLDSymposiumTM FLT190 well-tolerated with promising early efficacy in Fabry disease including sustained α-Gal A expression up to two years GALILEO-1, a f

Exhibit 99.1 Freeline Presents on Its Fabry and Gaucher Disease AAV-Based Gene Therapies at the 18th Annual WORLDSymposiumTM FLT190 well-tolerated with promising early efficacy in Fabry disease including sustained α-Gal A expression up to two years GALILEO-1, a first-in-human, open-label, international, multicenter Phase 1/2 clinical trial evaluating FLT201 in Gaucher disease Type 1 initiated LOND

February 8, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of February 2022 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of February 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Her

February 4, 2022 SC 13G/A

GB:FRLN / Freeline Therapeutics Holdings plc / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* Freeline Therapeutics Holdings plc (Name of Issuer) Common Stock (Title of Class of Securities) 35655L107 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant t

February 3, 2022 EX-99.1

Freeline Appoints Henning R. Stennicke, PhD, As Chief Scientific Officer to Lead Research and Discovery Stennicke, an industry veteran, will join Freeline to lead the research and advancement of the Company’s innovative science and platform technolog

EX-99.1 2 frln-ex99114.htm EX-99.1 Exhibit 99.1 Freeline Appoints Henning R. Stennicke, PhD, As Chief Scientific Officer to Lead Research and Discovery Stennicke, an industry veteran, will join Freeline to lead the research and advancement of the Company’s innovative science and platform technology. LONDON, February 3, 2022 (GLOBE NEWSWIRE) - Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the

February 3, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of February 2022 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of February 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Her

January 28, 2022 EX-99.2

FREELINE THERAPEUTICS HOLDINGS PLC 2020 EQUITY INCENTIVE PLAN (as amended and restated effective January 28, 2022)

Exhibit 99.2 FREELINE THERAPEUTICS HOLDINGS PLC 2020 EQUITY INCENTIVE PLAN (as amended and restated effective January 28, 2022) 1.PURPOSE The Plan?s purpose is to enhance the Company?s ability to attract, retain and motivate persons who make (or are expected to make) important contributions to the Company by providing these individuals with equity ownership opportunities. Capitalized terms used in

January 28, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of January 2022 Commission File Number: 001-39

6-K 1 frln-6k20220128.htm 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of January 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant’s name into English) Stevenage Bioscience Catalyst Gun

January 28, 2022 EX-99.3

RULES OF THE Freeline Therapeutics SHARE OPTION PLAN

Exhibit 99.3 RULES OF THE Freeline Therapeutics SHARE OPTION PLAN Adopted by a resolution of the Board on 26 June 2020 amended by a resolution of the Board on 6 July 2020 amended by a resolution of the Board on August 2, 2020 amended by a resolution of the Board on February 18, 2021 and amended by a resolution of the Board on January 28, 2022 Table of contents 1. Definitions1 2. Grant of Options3

January 28, 2022 EX-99.1

FREELINE THERAPEUTICS HOLDINGS PLC 2021 EQUITY INDUCEMENT PLAN (as amended and restated effective January 28, 2022)

Exhibit 99.1 FREELINE THERAPEUTICS HOLDINGS PLC 2021 EQUITY INDUCEMENT PLAN (as amended and restated effective January 28, 2022) 1. PURPOSE The Plan’s purpose is to enhance the Company’s ability to attract Eligible Persons (as defined below) who are expected to make important contributions to the Company by providing these individuals with equity ownership opportunities. The Plan is not subject to

January 6, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of January 2022 Commission File Number: 001-39

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of January 2022 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hert

January 6, 2022 EX-99.1

Freeline Announces FDA Clearance of Investigational New Drug Application for FLT201 for Gaucher Disease Type 1 FLT201 is the first AAV gene therapy program to enter the clinic for Gaucher disease Type 1 FLT201 Phase 1/2 trial for Gaucher disease Type

Exhibit 99.1 Freeline Announces FDA Clearance of Investigational New Drug Application for FLT201 for Gaucher Disease Type 1 FLT201 is the first AAV gene therapy program to enter the clinic for Gaucher disease Type 1 FLT201 Phase 1/2 trial for Gaucher disease Type 1 on track for patient dosing in the first half of 2022 LONDON, January 6, 2022 ? Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the

December 14, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of December 2021 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of December 2021 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Her

December 14, 2021 EX-99.1

Freeline Announces 2022 Corporate Priorities and Guidance Promising execution in the clinic with programs in hemophilia B, Fabry disease and Gaucher disease; potential to deliver transformative therapies driven by Freeline’s differentiated platform D

Exhibit 99.1 Freeline Announces 2022 Corporate Priorities and Guidance Promising execution in the clinic with programs in hemophilia B, Fabry disease and Gaucher disease; potential to deliver transformative therapies driven by Freeline?s differentiated platform Data anticipated across all programs by mid-2022 FLT180a B-LIEVE trial for hemophilia B launched in Q4 2021, one quarter ahead of latest g

December 13, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of December 2021 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of December 2021 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Her

December 13, 2021 EX-99.1

Freeline Presents Long-Term Follow-Up Data from Phase 1/2 B-AMAZE Trial in Hemophilia B at the 2021 ASH Annual Meeting and Announces Early Initiation of Phase 1/2 B-LIEVE Dose-Confirmation Trial B-AMAZE long-term follow up data demonstrate sustained

EX-99.1 2 d253738dex991.htm EX-99.1 Exhibit 99.1 Freeline Presents Long-Term Follow-Up Data from Phase 1/2 B-AMAZE Trial in Hemophilia B at the 2021 ASH Annual Meeting and Announces Early Initiation of Phase 1/2 B-LIEVE Dose-Confirmation Trial B-AMAZE long-term follow up data demonstrate sustained FIX expression up to 3.5 years; potential for expression levels in the normal range with relatively l

November 17, 2021 424B5

Up to $75,000,000 American Depositary Shares representing Ordinary Shares

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-259444 PROSPECTUS SUPPLEMENT (To prospectus dated September 22, 2021) Up to $75,000,000 American Depositary Shares representing Ordinary Shares We have entered into an Open Market Sale AgreementSM, or the Sales Agreement, with Jefferies LLC, or Jefferies, dated November 17, 2021, relating to the sale of American Depositary Sha

November 17, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of November 2021 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of November 2021 Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Translation of registrant?s name into English) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Her

November 17, 2021 EX-1.1

Open Market Sale AgreementSM, dated as of November 17, 2021, by and between the registrant and Jefferies LLC

EX-1.1 2 d256878dex11.htm EX-1.1 Exhibit 1.1 Execution Version OPEN MARKET SALE AGREEMENTSM November 17, 2021 JEFFERIES LLC 520 Madison Avenue New York, New York 10022 Ladies and Gentlemen: Freeline Therapeutics Holdings plc, a public limited company incorporated under the laws of England and Wales (the “Company”), proposes, subject to the terms and conditions stated herein, to issue and sell from

November 9, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2021 (Commission File No. 001-39431) Freeline

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfords

November 9, 2021 EX-99.1

Freeline Reports New Data from Fabry Disease Program, Pipeline and Company Updates, Including Appointment of Pamela Foulds, MD as Chief Medical Officer, and Third Quarter 2021 Financial Results Lowest dose cohort of MARVEL-1 trial of FLT190 for Fabry

EX-99.1 2 frln-ex991470.htm EX-99.1 Exhibit 99.1 Freeline Reports New Data from Fabry Disease Program, Pipeline and Company Updates, Including Appointment of Pamela Foulds, MD as Chief Medical Officer, and Third Quarter 2021 Financial Results Lowest dose cohort of MARVEL-1 trial of FLT190 for Fabry disease demonstrates durable α-Gal A expression over two years in the first patient and promising ef

November 2, 2021 SC 13G/A

GB:FRLN / Freeline Therapeutics Holdings plc / Novo Holdings A/S - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary Shares, nominal value ?0.0001 per share American Depositary Shares, each representing one Ordinary Share (Title of class of securities) 35655L 107** (CUSIP number) November 1, 2021 (Date of eve

September 28, 2021 EX-99.1

Freeline Therapeutics Holdings plc 2021 Equity Inducement Plan (filed herewith)

Exhibit 99.1 FREELINE THERAPEUTICS HOLDINGS PLC 2021 EQUITY INDUCEMENT PLAN 1. PURPOSE The Plan?s purpose is to enhance the Company?s ability to attract Eligible Persons (as defined below) who are expected to make important contributions to the Company by providing these individuals with equity ownership opportunities. The Plan is not subject to the approval of the Company?s shareholders and may o

September 28, 2021 S-8

As filed with the Securities and Exchange Commission on September 28, 2021

As filed with the Securities and Exchange Commission on September 28, 2021 Registration No.

September 20, 2021 CORRESP

Freeline Therapeutics Holdings plc Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfordshire SG1 2FX United Kingdom

Freeline Therapeutics Holdings plc Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfordshire SG1 2FX United Kingdom VIA EDGAR TRANSMISSION September 20, 2021 U.

September 10, 2021 F-3

As filed with the Securities and Exchange Commission on September 10, 2021.

F-3 1 d220766df3.htm F-3 Table of Contents As filed with the Securities and Exchange Commission on September 10, 2021. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Freeline Therapeutics Holdings plc (Exact name of Registrant as specified in its charter) England and Wales Not Applicable

August 16, 2021 EX-99.1

Freeline Appoints Michael J. Parini as Chief Executive Officer and Reports Second Quarter 2021 Financial Results On track for three programs in the clinic by year end; trial site initiation for FLT180a for Hemophilia B and FLT201 for Gaucher disease

Exhibit 99.1 Freeline Appoints Michael J. Parini as Chief Executive Officer and Reports Second Quarter 2021 Financial Results On track for three programs in the clinic by year end; trial site initiation for FLT180a for Hemophilia B and FLT201 for Gaucher disease Type 1 expected by year end; program for FLT190 for Fabry disease progressing Completed first dose cohort for FLT190 Phase 1/2 dose-findi

August 16, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2021 (Commission File No. 001-39431) Freeline T

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfordshi

August 13, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2021 (Commission File No. 001-39431)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage,

August 13, 2021 EX-99.1

Freeline Provides Executive Leadership Team Update; Company to Provide Corporate Update and Second Quarter 2021 Financial Results on Monday, August 16th Guidance across all programs remains unchanged for expected data and clinical development milesto

EX-99.1 2 dp156212ex9901.htm EXHIBIT 99.1 Exhibit 99.1 Freeline Provides Executive Leadership Team Update; Company to Provide Corporate Update and Second Quarter 2021 Financial Results on Monday, August 16th Guidance across all programs remains unchanged for expected data and clinical development milestones in 2021 LONDON, August 13, 2021 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the “C

August 10, 2021 SC 13G/A

GB:FRLN / Freeline Therapeutics Holdings plc / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Freeline Therapeutics Holdings plc (Name of Issuer) Common Stock (Title of Class of Securities) 35655L107 (CUSIP Number) July 30, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to wh

June 30, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2021 (Commission File No. 001-39431) F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, He

June 30, 2021 EX-99.1

Freeline Announces Executive Leadership Changes Appointment of Chief Technical Operations Officer James Bircher continues evolution of leadership team to execute across near- and long-term priorities Amit Nathwani, MD, PhD to return to Chief Scientif

Exhibit 99.1 Freeline Announces Executive Leadership Changes Appointment of Chief Technical Operations Officer James Bircher continues evolution of leadership team to execute across near- and long-term priorities Amit Nathwani, MD, PhD to return to Chief Scientific Officer role on an interim basis to replace departing Chief Scientific Officer Romuald Corbau LONDON, June 30, 2021 – Freeline Therape

June 29, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2021 (Commission File No. 001-39431) F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, He

June 16, 2021 EX-99.1

Freeline Doses Second Patient of Phase 1/2 MARVEL-1 Clinical Trial for Fabry Disease Lowest dose cohort complete and study positioned for dose escalation Company to present FLT190 data by year-end

Exhibit 99.1 Freeline Doses Second Patient of Phase 1/2 MARVEL-1 Clinical Trial for Fabry Disease Lowest dose cohort complete and study positioned for dose escalation Company to present FLT190 data by year-end LONDON, June 16, 2021 ? Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the ?Company? or ?Freeline?), a clinical-stage biotechnology company developing transformative AAV-mediated gene th

June 16, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2021 (Commission File No. 001-39431) F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, He

June 2, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2021 (Commission File No. 001-39431) F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, He

June 2, 2021 EX-99.1

NOTICE OF THE ANNUAL GENERAL MEETING OF FREELINE THERAPEUTICS HOLDINGS PLC (THE “COMPANY”) to be held at the offices of Davis Polk & Wardwell London LLP, 5 Aldermanbury Square, London, EC2V 7HR, United Kingdom on 28 June 2021 at 2:00 p.m. (London tim

EX-99.1 2 d189800dex991.htm EX-99.1 Table of Contents Exhibit 99.1 THIS DOCUMENT IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION. If you are in any doubt as to any aspect of the proposals referred to in this notice or as to the action you should take, please take advice from a stockbroker, solicitor, accountant or other independent professional adviser. If you have sold or otherwise transferred

June 2, 2021 EX-99.2

Freeline Therapeutics Holdings Attendance Card plc Please bring this card with you to the Meeting and present it at Shareholder registration/accreditation. Additional Holders: ADDITIONAL HOLDER 1 ADDITIONAL HOLDER 2 ADDITIONAL HOLDER 3 ADDITIONAL HOL

Exhibit 99.2 Freeline Therapeutics Holdings Attendance Card plc Please bring this card with you to the Meeting and present it at Shareholder registration/accreditation. Additional Holders: ADDITIONAL HOLDER 1 ADDITIONAL HOLDER 2 ADDITIONAL HOLDER 3 ADDITIONAL HOLDER 4 MR A SAMPLE The Chairman of FREELINE THERAPEUTICS HOLDINGS PLC invites < DESIGNATION> you to attend the Annual General Meeting of t

June 2, 2021 EX-99.4

Depositary’s Notice of Annual General Meeting of Freeline Therapeutics Holdings plc ADSs: American Depositary Shares. ADS CUSIP No.: 35655L107 (freely transferable ADSs). 35655L990 (restricted ADSs). ADS Record Date: May 25, 2021. Meeting Specifics:

EX-99.4 5 d189800dex994.htm EX-99.4 Exhibit 99.4 Time Sensitive Materials Depositary’s Notice of Annual General Meeting of Freeline Therapeutics Holdings plc ADSs: American Depositary Shares. ADS CUSIP No.: 35655L107 (freely transferable ADSs). 35655L990 (restricted ADSs). ADS Record Date: May 25, 2021. Meeting Specifics: Annual General Meeting to be held on Monday, June 28, 2021 (the “Meeting”).

June 2, 2021 EX-99.5

DRAFT DATED 5/18/21 FOR DISCUSSION PURPOSES ONLY 2021 Annual General Meeting The Voting Instructions must be signed, completed and received at the indicated address prior to 10:00 A.M. (New York City time) on June 22, 2021 for action to be taken. 202

EX-99.5 6 d189800dex995.htm EX-99.5 Exhibit 99.5 DRAFT DATED 5/18/21 FOR DISCUSSION PURPOSES ONLY 2021 Annual General Meeting The Voting Instructions must be signed, completed and received at the indicated address prior to 10:00 A.M. (New York City time) on June 22, 2021 for action to be taken. 2021 VOTING INSTRUCTIONS AMERICAN DEPOSITARY SHARES Freeline Therapeutics Holdings plc (the “Company”) A

June 2, 2021 EX-99.3

Freeline Therapeutics Holdings plc Annual report and Accounts for the period ended 31 December 2020 Registered number: 12546479

EX-99.3 4 d189800dex993.htm EX-99.3 Table of Contents Exhibit 99.3 Freeline Therapeutics Holdings plc Annual report and Accounts for the period ended 31 December 2020 Registered number: 12546479 Table of Contents Page Company Information 3 UK Financial Documents 4 Strategic Report 5 Directors’ Report 8 Director’s Remuneration Report 13 Independent Auditor’s Report 36 Balance sheet 45 Statement of

May 17, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2021 (Commission File No. 001-39431) Freeline Ther

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfordshire

May 17, 2021 EX-99.1

Freeline Reports First Quarter 2021 Financial Results and Recent Business Highlights FLT190 Phase 1/2 dose-finding study in Fabry disease on track to dose additional patients; Company to present data by year-end FLT201 Phase 1/2 dose-finding study in

frln-ex9911005.htm Exhibit 99.1 Freeline Reports First Quarter 2021 Financial Results and Recent Business Highlights FLT190 Phase 1/2 dose-finding study in Fabry disease on track to dose additional patients; Company to present data by year-end FLT201 Phase 1/2 dose-finding study in Gaucher disease Type 1 expected to be in the clinic by year-end FLT180a Phase 1/2 dose-confirmation study in Hemophil

March 31, 2021 EX-2.3

Description of Ordinary Shares

EX-2.3 4 frln-ex233093.htm EX-2.3 Exhibit 2.3 Description of rights of ordinary shares registered under Section 12 of the Securities Exchange Act of 1934 (the “Exchange Act”) This exhibit contains a description of the rights of the holders of ordinary shares. Ordinary shares underlying the ADSs are held by Citibank, N.A., as depositary. This description also summarizes relevant provisions of Engli

March 31, 2021 EX-2.1

Deposit Agreement, dated as of August 11, 2020, by and among the registrant, Citibank N.A. as the depositary bank and the holders and beneficial holders of American Depositary Shares issued thereunder

Exhibit 2.1 Execution Copy DEPOSIT AGREEMENT by and among FREELINE THERAPEUTICS HOLDINGS PLC and CITIBANK, N.A., as Depositary, and THE HOLDERS AND BENEFICIAL OWNERS OF AMERICAN DEPOSITARY SHARES ISSUED HEREUNDER Dated as of August 11, 2020 TABLE OF CONTENTS ARTICLE I DEFINITIONS 1 Section 1.1 ?ADS Record Date? 1 Section 1.2 ?Affiliate? 1 Section 1.3 ?American Depositary Receipt(s)?, ?ADR(s)? and

March 31, 2021 EX-99.1

Freeline Reports Full Year 2020 Financial Results and Business Highlights Plans to have three AAV gene therapy programs in the clinic by year-end 2021 Data from FLT180a Phase 1/2 trial for Hemophilia B demonstrated potential for durable normalization

EX-99.1 2 dp148814ex9901.htm EXHIBIT 99.1 Exhibit 99.1 Freeline Reports Full Year 2020 Financial Results and Business Highlights Plans to have three AAV gene therapy programs in the clinic by year-end 2021 Data from FLT180a Phase 1/2 trial for Hemophilia B demonstrated potential for durable normalization of Factor IX activity Strong 2020 year-end cash position of $230 million funds key upcoming cl

March 31, 2021 EX-12.1

Certification by the Principal Executive Officer pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a) as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 CERTIFICATION BY THE PRINCIPAL EXECUTIVE OFFICER PURSUANT TO SECURITIES EXCHANGE ACT RULES 13a-14(a) AND 15d-14(a) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Theresa Heggie, certify that: 1. I have reviewed this annual report on Form 20-F of Freeline Therapeutics Holdings plc; 2. Based on my knowledge, this report does not contain any untrue statement of a

March 31, 2021 EX-12.2

Certification by the Principal Financial Officer pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a) as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.2 CERTIFICATION BY THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO SECURITIES EXCHANGE ACT RULES 13a-14(a) AND 15d-14(a) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Brian Silver, certify that: 1. I have reviewed this annual report on Form 20-F of Freeline Therapeutics Holdings plc; 2. Based on my knowledge, this report does not contain any untrue statement of a m

March 31, 2021 EX-13.1

Certification by the Principal Executive Officer and Principal Financial Office pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 CERTIFICATION BY THE PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 The certification set forth below is being submitted in connection with the Annual Report on Form 20-F for the year ended December 31, 2020 (the “Report”) for the purpose of complying with Rule 13a-14(

March 31, 2021 EX-4.18

Registration Rights Agreement, dated as of August 11, 2020, between the registrant and the shareholders listed therein

Exhibit 4.18 REGISTRATION RIGHTS AGREEMENT dated as of August 11, 2020 among FREELINE THERAPEUTICS HOLDINGS PLC And THE SHAREHOLDERS NAMED HEREIN TABLE OF CONTENTS Page Section 1. Defined Terms; Rules of Construction 1 1.1 Defined Terms 1 1.2 Rules of Construction 8 Section 2. Demand Registration 8 Section 3. Registrations on Form S-3 or F-3 10 Section 4. Piggyback Registration 12 Section 5. [RESE

March 31, 2021 EX-15.1

Consent of Deloitte LLP

Exhibit 15.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement 333-242129 on Form S-8 of our report dated March 31, 2021, relating to the financial statements of Freeline Therapeutics Holdings plc appearing in this Annual Report on Form 20-F for the year ended December 31, 2020. /s/ Deloitte LLP Reading, United Kingdom M

March 31, 2021 EX-1.1

Articles of Association of Freeline Therapeutics Holdings plc

Exhibit 1.1 COMPANY NUMBER: 12546479 COMPANIES ACT 2006 A PUBLIC COMPANY LIMITED BY SHARES ARTICLES OF ASSOCIATION of FREELINE THERAPEUTICS HOLDINGS PLC (adopted by a special resolution passed on 31 July 2020) CONTENTS Clause Page PRELIMINARY 1 SHARE CAPITAL AND LIMITED LIABILITY 5 AUTHORITY TO ALLOT SHARES AND DISAPPLICATION OF PRE-EMPTION RIGHTS 8 VARIATION OF RIGHTS 9 SHARES IN UNCERTIFICATED F

March 31, 2021 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, H

March 31, 2021 20-F

Form 20-F

20-F 1 frln-20f20201231.htm 20-F UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION

March 31, 2021 EX-2.4

Description of the American Depositary Shares

Exhibit 2.4 Description of rights of American Depositary Shares registered under Section 12 of the Securities Exchange Act of 1934 (the ?Exchange Act?) This exhibit contains a description of the rights of the holders of American Depositary Shares (?ADSs?). Ordinary shares underlying the ADSs are held by Citibank, N.A., as depositary, and holders of ADSs will not be treated as holders of the ordina

March 11, 2021 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, H

March 11, 2021 EX-99.1

Freeline Appoints Colin Love, PhD to Board of Directors Experienced biopharmaceutical executive with established record of successfully developing, manufacturing and launching impactful therapies

EX-99.1 2 dp147645ex9901.htm EXHIBIT 99.1 Exhibit 99.1 Freeline Appoints Colin Love, PhD to Board of Directors Experienced biopharmaceutical executive with established record of successfully developing, manufacturing and launching impactful therapies LONDON, March 11, 2021 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the “Company” or “Freeline”), a clinical-stage biotechnology company deve

February 16, 2021 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage

February 16, 2021 EX-99.1

Freeline Announces Expansion of Executive Leadership Michael J. Parini joins from Vertex as President and Chief Operating Officer complementing recent General Counsel and Investor Relations appointments Chief Financial Officer Brian M. Silver leaving

Exhibit 99.1 Freeline Announces Expansion of Executive Leadership Michael J. Parini joins from Vertex as President and Chief Operating Officer complementing recent General Counsel and Investor Relations appointments Chief Financial Officer Brian M. Silver leaving Freeline to pursue a new opportunity London, February 16, 2021 ? Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the ?Company? or ?Fr

February 12, 2021 SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Freeline Therapeutics Holdings plc (Name of Issuer) American Depositary Shares and Ordinary Shares, nomin

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Freeline Therapeutics Holdings plc (Name of Issuer) American Depositary Shares and Ordinary Shares, nominal value £0.0001 per share (Title of Class of Securities) 35655L 107** (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of

February 12, 2021 SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. _)* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary shares, £0.0001 per share (Title of Class o

SC 13G 1 freelinesc13g.htm SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary shares, £0.0001 per share (Title of Class of Securities) 35655L107 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Chec

February 12, 2021 EX-99.1

AGREEMENT

EX-99.1 Exhibit 99.1 AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Ordinary Shares (represented by ADS, each of which represents one Ordinary Share) of Freeline Therapeutics Holdings plc and

February 8, 2021 EX-99.1

Freeline Therapeutics Updates Clinical Development Plan for its FLT180a Hemophilia B Program Targeting initiation of dose confirmation trial by end of 2021 with data readout by end of 2022 Initiation of Phase 3 pivotal trial targeted by mid-2023, wit

Exhibit 99.1 Freeline Therapeutics Updates Clinical Development Plan for its FLT180a Hemophilia B Program Targeting initiation of dose confirmation trial by end of 2021 with data readout by end of 2022 Initiation of Phase 3 pivotal trial targeted by mid-2023, with data readout and BLA filing targeted by end of 2024 London, UK, February 8, 2021 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (t

February 8, 2021 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage

February 8, 2021 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2021 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage

February 8, 2021 EX-99.1

Freeline Presents Data on its Gaucher Disease and Fabry Disease AAV-Based Gene Therapies at the 17th Annual WORLDSymposium™ Data demonstrate potential of FLT201 to deliver sustained levels of β-glucocerebrosidase (GCase) variant 85, a proprietary eng

Exhbiit 99.1 Freeline Presents Data on its Gaucher Disease and Fabry Disease AAV-Based Gene Therapies at the 17th Annual WORLDSymposium™ Data demonstrate potential of FLT201 to deliver sustained levels of β-glucocerebrosidase (GCase) variant 85, a proprietary engineered GCase that penetrates target tissues in Gaucher disease First-in-human dose finding studies of FLT201 on-track for initiation in

January 11, 2021 SC 13G

SCHEDULE 13G

SC 13G 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Freeline Therapeutics Holdings plc (Name of Issuer) Common Stock (Title of Class of Securities) 35655L107 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropr

December 14, 2020 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2020 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage

December 14, 2020 EX-99.1

Freeline Reports Updated Data from Phase 1/2 B-AMAZE Trial in Hemophilia B Updated dose-ranging data demonstrate potential for full normalization of FIX activity Long-term follow up data show durable FIX activity out to almost 3 years Completed End o

EX-99.1 2 dp142802ex9901.htm EXHIBIT 99.1 Exhibit 99.1 Freeline Reports Updated Data from Phase 1/2 B-AMAZE Trial in Hemophilia B Updated dose-ranging data demonstrate potential for full normalization of FIX activity Long-term follow up data show durable FIX activity out to almost 3 years Completed End of Phase 2 Meeting with the U.S. FDA with expected initiation of pivotal Phase 2b/3 trial planne

November 2, 2020 EX-99.1

Freeline appoints Mark Baldry as Chief Commercial Officer

EX-99.1 2 dp139888ex9901.htm EXHIBIT 99.1 Exhibit 99.1 Freeline appoints Mark Baldry as Chief Commercial Officer London, 2 November 2020 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the “Company” or “Freeline”), a clinical-stage, fully integrated, next generation, systemic AAV-based gene therapy company with the ambition of transforming the lives of patients suffering from inherited system

November 2, 2020 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2020 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact name of registrant as specified in its charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage

October 29, 2020 6-K

Current Report of Foreign Issuer - 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2020 (Commission File No. 001-39431) Freeline Therapeutics Holdings plc (Exact Name of Registrant as Specified in Its Charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfordsh

October 29, 2020 EX-99.1

FREELINE THERAPEUTICS HOLDINGS PLC Unaudited Condensed Consolidated Balance Sheets (in thousands, except share and per share amounts) (expressed in U.S. Dollars, unless otherwise stated)

EXHIBIT 99.1 FREELINE THERAPEUTICS HOLDINGS PLC Unaudited Condensed Consolidated Balance Sheets (in thousands, except share and per share amounts) (expressed in U.S. Dollars, unless otherwise stated) June 30, December 31, 2020 2019 ASSETS CURRENT ASSETS: Cash and cash equivalents $ 106,610 $ 73,702 Prepaid expenses and other current assets 23,271 15,344 Total current assets 129,881 89,046 Property

October 29, 2020 EX-99.3

Freeline Reports Half Year 2020 Financial Results and Recent Business Highlights Will report updated durability data from Phase 1/2 B-AMAZE trial in Haemophilia B in Q4 Third wholly-owned programme expected to be in the clinic in 2021 Strong cash pos

Exhibit 99.3 Freeline Reports Half Year 2020 Financial Results and Recent Business Highlights Will report updated durability data from Phase 1/2 B-AMAZE trial in Haemophilia B in Q4 Third wholly-owned programme expected to be in the clinic in 2021 Strong cash position with over $250 million at 30 September LONDON, 29 October 2020 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the “Company” o

October 29, 2020 EX-99.2

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

EXHIBIT 99.2 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS Some of the information contained in this discussion and analysis, including information with respect to our plans and strategy for our business and our expectations with respect to liquidity and capital resources, includes forward-looking statements. Those forward-looking statements are subject to n

September 28, 2020 EX-99.1

Freeline announces promotion of Romuald Corbau, Ph.D. to Chief Scientific Officer

Exhibit 99.1 Freeline announces promotion of Romuald Corbau, Ph.D. to Chief Scientific Officer London, 28 September 2020 – Freeline Therapeutics Holdings plc (Nasdaq: FRLN) (the “Company” or “Freeline”), a clinical-stage, fully integrated, next generation, systemic, AAV-based gene therapy company with the ambition of transforming the lives of patients suffering from inherited systemic debilitating

September 28, 2020 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2020. Commission File Number: 001-39431 Freeline Therapeutics Holdings plc (Exact name of registrant as specified in its charter) Stevenage Bioscience Catalyst Gunnels Wood Road Stev

August 14, 2020 SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary Shares, nominal value £0.0001 per share Amer

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Freeline Therapeutics Holdings plc (Name of Issuer) Ordinary Shares, nominal value ?0.0001 per share American Depositary Shares, each representing one Ordinary Share (Title of class of securities) 35655L 107** (CUSIP number) August 11, 2020 (Date of event

August 10, 2020 424B4

8,823,529 American Depositary Shares Freeline Therapeutics Holdings plc (incorporated in England and Wales) Representing 8,823,529 Ordinary Shares

424B4 1 d857852d424b4.htm 424B4 Table of Contents Filed Pursuant to Rule 424(b)(4) Registration No. 333-239938 PROSPECTUS DATED AUGUST 6, 2020 8,823,529 American Depositary Shares Freeline Therapeutics Holdings plc (incorporated in England and Wales) Representing 8,823,529 Ordinary Shares We are offering 8,823,529 American Depositary Shares, or ADSs. Each ADS represents one ordinary share. The ADS

August 7, 2020 EX-99.1

Freeline Therapeutics Holdings plc 2020 Omnibus Incentive Plan (filed herewith)

Exhibit 99.1 FREELINE THERAPEUTICS HOLDINGS PLC 2020 EQUITY INCENTIVE PLAN 1. PURPOSE The Plan’s purpose is to enhance the Company’s ability to attract, retain and motivate persons who make (or are expected to make) important contributions to the Company by providing these individuals with equity ownership opportunities. Capitalized terms used in the Plan are defined in Section 11. 2. ELIGIBILITY

August 7, 2020 S-8

- FORM S-8

As filed with the Securities and Exchange Commission on August 7, 2020 Registration No.

August 7, 2020 EX-99.2

Freeline Therapeutics Holdings plc Employee Share Purchase Plan

Exhibit 99.2 Freeline Therapeutics Holdings plc 2020 EMPLOYEE SHARE PURCHASE PLAN The purpose of the Freeline Therapeutics Holdings plc 2020 Employee Share Purchase Plan (the “Plan”) is to provide eligible employees of Freeline Therapeutics Holdings plc (the “Company”) and each Designated Subsidiary (as defined in Section 11) with opportunities to purchase Ordinary Shares or the number of American

August 7, 2020 S-8

- FORM S-8

As filed with the Securities and Exchange Commission on August 7, 2020 Registration No.

August 7, 2020 FWP

Filed Pursuant to Rule 433

FWP Filed Pursuant to Rule 433 Issuer Free Writing Prospectus dated August 6, 2020 Relating to Preliminary Prospectus dated August 3, 2020 Registration No.

August 6, 2020 F-1MEF

- F-1MEF

F-1MEF As filed with the Securities and Exchange Commission on August 6, 2020 Registration No.

August 5, 2020 EX-99.(A)

DEPOSIT AGREEMENT by and among FREELINE THERAPEUTICS HOLDINGS PLC CITIBANK, N.A., as Depositary, THE HOLDERS AND BENEFICIAL OWNERS OF AMERICAN DEPOSITARY SHARES ISSUED HEREUNDER Dated as of [date], 2020 TABLE OF CONTENTS

Exhibit (a) DEPOSIT AGREEMENT by and among FREELINE THERAPEUTICS HOLDINGS PLC and CITIBANK, N.

August 5, 2020 F-6/A

-

As filed with the Securities and Exchange Commission on August 5, 2020 Registration No.

August 5, 2020 8-A12B

Form 8-A

8-A12B UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 Freeline Therapeutics Holdings plc (Exact name of registrant as specified in its charter) England and Wales (State of incorporation or organization) Not Applicable (I.R.S. Employer Identif

August 4, 2020 CORRESP

-

August 4, 2020 United States Securities and Exchange Commission Division of Corporation Finance Office of Life Sciences Mail Stop 4561 100 F Street, N.

August 4, 2020 CORRESP

-

CORRESP Freeline Therapeutics Holdings plc Stevenage Bioscience Catalyst Gunnels Wood Road Stevenage, Hertfordshire SG1 2FX United Kingdom VIA EDGAR TRANSMISSION August 4, 2020 U.

August 3, 2020 EX-3.1

Form of Articles of Association of Freeline Therapeutics Holdings plc (incorporated herein by reference to Exhibit 3.1 to the Registrant’s Registration Statement on Form F-1, Amendment No. 1, filed on August 3, 2020)

EX-3.1 Exhibit 3.1 COMPANY NUMBER: 12546479 COMPANIES ACT 2006 A PUBLIC COMPANY LIMITED BY SHARES ARTICLES OF ASSOCIATION of FREELINE THERAPEUTICS HOLDINGS PLC (adopted by a special resolution passed on 31 July 2020) CONTENTS Clause Page PRELIMINARY 1 SHARE CAPITAL AND LIMITED LIABILITY 5 AUTHORITY TO ALLOT SHARES AND DISAPPLICATION OF PRE-EMPTION RIGHTS 8 VARIATION OF RIGHTS 9 SHARES IN UNCERTIFI

August 3, 2020 EX-10.15

Amended and Restated Freeline Therapeutics Holdings Limited 2020 Option Plan (incorporated herein by reference to Exhibit 10.15 to the Registrant’s Registration Statement on Form F-1, Amendment No. 1, filed with the Commission on August 3, 2020)

EX-10.15 6 d857852dex1015.htm EX-10.15 Exhibit 10.15 RULES OF THE FREELINE THERAPEUTICS SHARE OPTION PLAN Adopted by a resolution of the Board on 26 June 2020 amended by a resolution of the Board on 6 July 2020 and amended by a resolution of the Board on Registered with HM Revenue and Customs on , with reference number CMS Cameron McKenna Nabarro Olswang LLP Cannon Place 78 Cannon Street London EC

August 3, 2020 EX-1.1

Form of Underwriting Agreement.

EX-1.1 Exhibit 1.1 FREELINE THERAPEUTICS HOLDINGS PLC [•] American Depositary Shares, representing [•] Ordinary Shares Underwriting Agreement [•], 2020 J.P. Morgan Securities LLC Morgan Stanley & Co. LLC Evercore Group L.L.C. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 c/o Morgan Stanley & Co.

August 3, 2020 CORRESP

-

CORRESP New York Northern California Washington DC São Paulo London Paris Madrid Tokyo Beijing Hong Kong Marcel R.

August 3, 2020 EX-10.16

Form of Freeline Therapeutics Holdings plc 2020 Omnibus Incentive Plan.+

Exhibit 10.16 FREELINE THERAPEUTICS HOLDINGS PLC 2020 EQUITY INCENTIVE PLAN 1. PURPOSE The Plan’s purpose is to enhance the Company’s ability to attract, retain and motivate persons who make (or are expected to make) important contributions to the Company by providing these individuals with equity ownership opportunities. Capitalized terms used in the Plan are defined in Section 11. 2. ELIGIBILITY

August 3, 2020 EX-4.1

Form of American Depositary Receipt (included in Exhibit 4.1).

EX-4.1 Exhibit 4.1 FORM OF DEPOSIT AGREEMENT by and among FREELINE THERAPEUTICS HOLDINGS PLC and CITIBANK, N.A., as Depositary, and THE HOLDERS AND BENEFICIAL OWNERS OF AMERICAN DEPOSITARY SHARES ISSUED HEREUNDER Dated as of [●], 2020 TABLE OF CONTENTS ARTICLE I DEFINITIONS 1 Section 1.1 “ADS Record Date” 1 Section 1.2 “Affiliate” 2 Section 1.3 “American Depositary Receipt(s)”, “ADR(s)” and “Recei

August 3, 2020 EX-10.18

Form of Registration Rights Agreement between the registrant and the shareholders listed therein.

Exhibit 10.18 REGISTRATION RIGHTS AGREEMENT dated as of , 2020 among FREELINE THERAPEUTICS HOLDINGS PLC And THE SHAREHOLDERS NAMED HEREIN TABLE OF CONTENTS Page Section 1. Defined Terms; Rules of Construction 1 1.1   Defined Terms 1 1.2   Rules of Construction 8 Section 2. Demand Registration 8 Section 3. Registrations on Form S-3 or F-3 10 Section 4. Piggyback Registration 11 Section 5. Reserved

August 3, 2020 EX-10.19

Form of Freeline Therapeutics Holdings plc Employee Share Purchase Plan.+

EX-10.19 Exhibit 10.19 Freeline Therapeutics Holdings plc 2020 EMPLOYEE SHARE PURCHASE PLAN The purpose of the Freeline Therapeutics Holdings plc 2020 Employee Share Purchase Plan (the “Plan”) is to provide eligible employees of Freeline Therapeutics Holdings plc (the “Company”) and each Designated Subsidiary (as defined in Section 11) with opportunities to purchase Ordinary Shares or the number o

August 3, 2020 F-1/A

- F-1/A

F-1/A Table of Contents As filed with the Securities and Exchange Commission on August 3, 2020.

July 27, 2020 EX-99.(A)

DEPOSIT AGREEMENT by and among FREELINE THERAPEUTICS HOLDINGS PLC CITIBANK, N.A., as Depositary, THE HOLDERS AND BENEFICIAL OWNERS OF AMERICAN DEPOSITARY SHARES ISSUED HEREUNDER Dated as of [date], 2020 TABLE OF CONTENTS

Exhibit (a) DEPOSIT AGREEMENT by and among FREELINE THERAPEUTICS HOLDINGS PLC and CITIBANK, N.

July 27, 2020 F-6

-

As filed with the Securities and Exchange Commission on July 27, 2020 Registration No.

July 27, 2020 EX-99.(D)

Exhibit (d)

EX-99.(D) 3 e619803ex99-d.htm Exhibit (d) July 27, 2020 Citibank, N.A. – ADR Department 388 Greenwich Street New York, New York 10013 Ladies and Gentlemen: We refer to the Registration Statement on Form F-6 (the “Registration Statement”) to be filed with the Securities and Exchange Commission (the “SEC”) by the legal entity to be created by the Deposit Agreement (as hereinafter defined) for the pu

July 17, 2020 EX-10.7

Biopharma Services Agreement, dated as of June 5, 2016, by and between Freeline Therapeutics Limited and Henogen SA (a subsidiary of the NOVASEP Group)

EX-10.7 Certain confidential information contained in this document, marked by [**], has been omitted because the information (i) is not material and (ii) would likely cause competitive harm to the Company if publicly disclosed. Exhibit 10.7 Biopharma Services Agreement [**] MCB & WCB manufacturing & release Date: Sunday, June 05, 2016 1 Certain confidential information contained in this document,

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