[Form 4] GCM Grosvenor Inc. Insider Trading Activity

Rhea-AI Filing Summary

Jonathan Reisin, President and Director of GCM Grosvenor Inc. (GCMG), received 78,750 shares upon full vesting of restricted stock units (RSUs) granted March 1, 2025, and settled on August 15, 2025. After the net settlement and tax withholding of 36,536 shares, the reporting person beneficially owns 623,380 shares of Class A common stock. The withheld shares were used solely to satisfy tax obligations and do not reflect any open-market sale.

Positive

• 78,750 RSU-settled shares were delivered to the reporting person, increasing insider ownership to 623,380 Class A shares
• Transaction represents equity compensation settlement rather than an open-market sale, indicating alignment with shareholders

Negative

• 36,536 shares withheld for taxes reduced the net shares issued upon settlement
• No disclosure of impact on total outstanding share count in this filing, so dilution magnitude cannot be assessed from this document alone

Insights

Financial Analyst

Insider compensation converted to equity increases aligned ownership but is routine and non-dilutive to market sales.

The filing shows settlement of RSUs rather than purchases or open-market dispositions, adding 78,750 Class A shares to Jonathan Reisin's beneficial ownership while 36,536 shares were withheld for taxes. The net issuance increases insider alignment with shareholders and signals continued compensation-through-equity practice. There is no indication of market selling activity or new derivative positions. Impact on outstanding shares and immediate market liquidity appears minimal based on the data disclosed.

Corporate Governance Expert

Vesting and settlement of previously granted RSUs is a standard governance outcome, showing routine executive compensation mechanics.

The report documents full vesting of RSUs granted under the 2020 Incentive Award Plan and net settlement to shares, with tax withholding executed by the issuer. This reflects standard internal controls around equity awards and tax compliance. The transaction was reported on Form 4 and executed by an attorney-in-fact, consistent with procedural requirements. No governance concerns or unusual timing are evident from the disclosed transactions.

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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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 for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Levin Jonathan Reisin

(Last) (First) (Middle)

C/O GCM GROSVENOR INC.

900 NORTH MICHIGAN AVENUE, SUITE 1100

(Street)

CHICAGO IL 60611

(City) (State) (Zip)

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		10% Owner
X	Officer (give title below)		Other (specify below)
	President

3. Date of Earliest Transaction (Month/Day/Year)
08/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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	08/15/2025		M		78,750(1)	A	(2)	623,380	D
Class A Common Stock	08/15/2025		F		36,536(3)	D	$12.89	586,844	D

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 Securities Underlying Derivative Security (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: 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
Restricted Stock Units	(2)	08/15/2025		M			78,750(1)	(1)	(1)	Class A Common Stock	78,750	$0	0	D

Explanation of Responses:

1. Represents restricted stock units ("RSUs") that were granted under the Issuer's Amended and Restated 2020 Incentive Award Plan on March 1, 2025, and vested in full on August 15, 2025. Shares of Class A common stock of the Issuer were delivered to the Reporting Person in settlement of vested RSUs on August 15, 2025.

2. Each RSU represents the contingent right to receive one share of Class A common stock of the Issuer.

3. Represents shares of Class A common stock that have been withheld by the Issuer to satisfy tax withholding obligations in connection with the net settlement of RSUs that vested on August 15, 2025. The shares withheld represent a reduction of shares issued to the Reporting Person upon settlement of vested RSUs and do not constitute any open-market sale.

Remarks:

	/s/ Burke Montgomery, Attorney-in-Fact	08/18/2025
	** Signature of Reporting Person	Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Jonathan Reisin report on Form 4 for GCMG?

The Form 4 reports settlement of 78,750 RSUs into Class A common stock on 08/15/2025, with 36,536 shares withheld for tax purposes.

Did the Form 4 disclose any open-market sales by the reporting person?

No. The filing states the withheld shares were used to satisfy tax withholding and explicitly notes they do not constitute any open-market sale.

How many Class A shares does the reporting person own after the transaction?

The reporting person beneficially owns 623,380 shares of Class A common stock following the reported transactions.

When were the RSUs granted that vested and settled?

The RSUs were granted under the Issuer's Amended and Restated 2020 Incentive Award Plan on March 1, 2025 and vested in full on August 15, 2025.

Who signed the Form 4 filing?

The filing was signed by /s/ Burke Montgomery, Attorney-in-Fact on 08/18/2025 on behalf of the reporting person.