Sec Form 3 Filing - Hamilton Investments, LP @ Hamilton Insurance Group, Ltd. - 2023-11-09

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Hamilton Investments, LP 2. Issuer Name and Ticker or Trading Symbol Hamilton Insurance Group, Ltd. [ HG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 100 AVENUE OF THE AMERICAS, 16TH FLOOR, 3. Date of Earliest Transaction (MM/DD/YY) 11/09/2023 (Street) NEW YORK, NY10013 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class B Common Shares 5,434,053 D ( 1 ) ( 2 ) Class A Common Shares 9,860,039 I See Footnote ( 3 ) Class A Common Shares 9,660,039 I See Footnote ( 4 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Hamilton Investments, LP 100 AVENUE OF THE AMERICAS, 16TH FLOOR NEW YORK, NY10013 X TWO SIGMA INVESTMENTS, LP 100 AVENUE OF THE AMERICAS, 16TH FLOOR NEW YORK, NY10013 X Two Sigma Management, LLC 100 AVENUE OF THE AMERICAS, 16TH FLOOR NEW YORK, NY10013 X Overdeck John Albert 100 AVENUE OF THE AMERICAS 16TH FLOOR NEW YORK, NY10013 X Siegel David Mark 100 AVENUE OF THE AMERICAS 16TH FLOOR NEW YORK, NY10013 X Signatures HAMILTON INVESTMENTS, LP, By: Two Sigma Investments, LP, its Investment Manager, Name: /s/ Steve H. Metzger, Title: Authorized Person 11/09/2023 Signature of Reporting Person Date TWO SIGMA INVESTMENTS, LP, Name: /s/ Steve H. Metzger, Title: Authorized Person 11/09/2023 Signature of Reporting Person Date TWO SIGMA MANAGEMENT, LLC, Name: /s/ Steve H. Metzger, Title: Authorized Person 11/09/2023 Signature of Reporting Person Date JOHN A. OVERDECK, /s/ John A. Overdeck 11/09/2023 Signature of Reporting Person Date DAVID M. SIEGEL, /s/ David M. Siegel 11/09/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Class B Common Shares of Hamilton Insurance Group, Ltd. (the "Issuer") held directly by Hamilton Investments, LP (the "Fund"). Two Sigma Investments, LP (the "Investment Manager") provides investment management services to the Fund in accordance with the terms of an Investment Management Agreement (the "Investment Management Agreement"). Two Sigma Principals, LLC (the "General Partner") is the general partner of the Fund and has delegated its authority to make all investment decisions for the Fund to the Investment Manager in accordance with the terms of the Investment Management Agreement. Two Sigma Management, LLC ("TS Management") is the controlling entity of the General Partner and the Investment Manager. John A. Overdeck and David M. Siegel participate in the governance and management of TS Management (and the governance and management of the General Partner and the Investment Manager) ( 2 )(Continued From Footnote 1) through their positions on the management committee of TS Management. John A. Overdeck and David M. Siegel do not have any pecuniary interest in the securities held by the Fund. ( 3 )Class A Common Shares of the Issuer held directly by Hopkins Holdings, LLC ("Hopkins Holdings"). Hopkins Holdings is managed by John A. Overdeck. ( 4 )Class A Common Shares of the Issuer held directly by Sango Hoken Holdings, LLC ("Sango Holdings"). Sango Holdings is managed by David M. Siegel.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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