Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

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

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1. Name and Address of Reporting Person * Sacks Michael Jay 2. Issuer Name and Ticker or Trading Symbol GCM Grosvenor Inc. [GCMG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Executive Officer (Last) (First) (Middle) C/O GCM GROSVENOR INC., 900 NORTH MICHIGAN AVENUE, SUITE 1100 3. Date of Earliest Transaction (Month/Day/Year) 05/12/2025 (Street) CHICAGO, IL 60611 4. If Amendment, Date Original Filed (Month/Day/Year) 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 A Common Stock 05/12/2025 C 2,569,415 A (1) 2,569,415 I See footnotes(2) Class A Common Stock 05/12/2025 J(3)(4) 2,569,415 D $ 0 0 I See footnotes(2) Class C Common Stock 05/12/2025 J(5) 2,569,415(5) D $ 0 141,665,831 I See footnotes(6)

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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 (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

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 (Month/Day/Year)

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

Common Units

(1)

05/12/2025

C(4)

2,569,415

(1)

(1)

Class A Common Stock

2,569,415

$ 0

141,665,831

I

See footnotes(7)

Management Award Interests (Obligation to transfer)

(3)

05/12/2025

C

2,569,415

(3)

(3)

Class A Common Stock

2,569,415

$ 0

4,400,000

I

See footnotes(2)

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Sacks Michael Jay C/O GCM GROSVENOR INC. 900 NORTH MICHIGAN AVENUE, SUITE 1100 CHICAGO, IL 60611	X	X	Chief Executive Officer
Grosvenor Holdings, L.L.C. C/O GCM GROSVENOR INC. 900 NORTH MICHIGAN AVENUE, SUITE 1100 CHICAGO, IL 60611		X
GCM V, LLC C/O GCM GROSVENOR INC. 900 NORTH MICHIGAN AVENUE, SUITE 1100 CHICAGO, IL 60611		X

Signatures

/s/ Burke Montgomery, Attorney-in-Fact for Michael J. Sacks		05/12/2025
**Signature of Reporting Person		Date
/s/ Burke Montgomery, Attorney-in-Fact for Grosvenor Holdings, L.L.C.		05/12/2025
**Signature of Reporting Person		Date
/s/ Burke Montgomery, Attorney-in-Fact for GCM V, LLC		05/12/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	The Common Units of Grosvenor Capital Management Holdings, LLLP ("GCMH") may be redeemed by the Reporting Person at any time for shares of the Issuer's Class A Common Stock on a one-to-one basis or cash. The Common Units do not expire.
(2)	Represents securities held directly by GCM Grosvenor Management, LLC ("GCM Grosvenor Management"). The Reporting Person is the ultimate managing member GCM Grosvenor Management.
(3)	On May 1, 2025, the Management Award Interests originally granted by GCM Grosvenor Management on December 15, 2022 and March 19, 2025 vested in full, resulting in the obligation to transfer of shares of Class A Common Stock and Common Units to certain employees of the Issuer or its affiliates.
(4)	Represents the transfer of shares of Class A Common Stock and Common Units owned by GCM Grosvenor Management in settlement of vested Management Award Interests to certain employees of the Issuer or its affiliates on May 12, 2025.
(5)	The Issuer's Class C Common Stock is automatically cancelled for no consideration upon any sale or other transfer of a share of the Issuer's Class A Common Stock issued as a result of any redemption or direct exchange of the Common Units of GCMH.
(6)	Represents securities held directly by GCM V, LLC ("GCM V"). The Reporting Person is the ultimate managing member of GCM V.
(7)	Represents securities held directly by Grosvenor Holdings, L.L.C. ("Grosvenor Holdings"), Grosvenor Holdings II, L.L.C. ("Grosvenor Holdings II"), GCM Progress Subsidiary LLC ("GCM Progress") and GCM Grosvenor Management. The Reporting Person is the ultimate managing member of each of Grosvenor Holdings, Grosvenor Holdings II, GCM Progress and GCM Grosvenor Management.

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