Marex Group (MRX) director receives 2,070-share restricted equity award

Rhea-AI Filing Summary

Pietrowicz John W. reported acquisition or exercise transactions in this Form 4 filing.

Marex Group plc director Pietrowicz John W. received a grant of 2,070 Ordinary Shares as a restricted share award. The shares were awarded at no cash cost and are subject to vesting and settlement conditions. Following this compensation-related award, he directly holds 23,771 Ordinary Shares in total.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Pietrowicz John W.

Role null

Type	Security	Shares	Price	Value
Grant/Award	Ordinary Shares	2,070	$0.00	--

Holdings After Transaction: Ordinary Shares — 23,771 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Restricted shares granted: 2,070 shares Award price per share: $0.0000 per share Shares held after transaction: 23,771 shares +2 more

5 metrics

Restricted shares granted 2,070 shares Ordinary Shares granted as restricted share awards on 2026-06-09

Award price per share $0.0000 per share Grant/award acquisition of Ordinary Shares

Shares held after transaction 23,771 shares Total direct holdings of Ordinary Shares following the award

Number of acquire-type transactions 1 transaction Form 4 transactionSummary acquireCount

Net buy/sell shares 0 shares No open-market buys or sells; netBuySellShares neutral

Key Terms

restricted share awards, contingent right to receive, Ordinary Shares, grant, award, or other acquisition

4 terms

restricted share awards financial

"includes 2,070 shares underlying restricted share awards granted to the Reporting Person"

Restricted share awards are grants of company stock given to employees or executives that cannot be sold or transferred until certain conditions—typically staying with the company for a set time or meeting performance goals—are met. They matter to investors because they can dilute existing shares when they vest, signal management’s incentives and confidence, and affect a company’s future earnings per share much like a delayed paycheck that becomes available only after you meet agreed milestones.

contingent right to receive financial

"Each award represents a contingent right to receive one (1) ordinary share"

Ordinary Shares financial

"The number of ordinary shares reported herein includes 2,070 shares"

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

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Form 4 Insider Transactions: What Each Field Means →

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Pietrowicz John W.

(Last) (First) (Middle)

C/O MAREX GROUP PLC, 155 BISHOPSGATE

(Street)

LONDON UNITED KINGDOM EC2M 3TQ

(City) (State) (Zip)

UNITED KINGDOM

(Country)

2. Issuer Name and Ticker or Trading Symbol
Marex Group plc [ MRX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/09/2026

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

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

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

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
Ordinary Shares	06/09/2026		A		2,070	A	$0	23,771(1)	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

Explanation of Responses:

1. The number of ordinary shares reported herein includes 2,070 shares underlying restricted share awards granted to the Reporting Person. Each award represents a contingent right to receive one (1) ordinary share of the Issuer upon vesting and settlement of the applicable award.

	/s/ Scott Linsley as Attorney-in-Fact, for John W. Pietrowicz	06/11/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Marex Group (MRX) report for John W. Pietrowicz?

Marex Group reported that director John W. Pietrowicz received a grant of 2,070 Ordinary Shares as a restricted share award. These shares were awarded at no cash cost and increase his direct holdings to 23,771 Ordinary Shares, reflecting routine equity-based compensation.

Was the Marex Group (MRX) insider transaction an open-market buy or sale?

The transaction was not an open-market buy or sale. John W. Pietrowicz acquired 2,070 Ordinary Shares through a grant classified as a restricted share award, with a price per share of $0.0000, indicating equity compensation rather than a discretionary market trade.

How many Marex Group (MRX) shares does John W. Pietrowicz hold after this Form 4?

After the reported transaction, John W. Pietrowicz directly holds 23,771 Ordinary Shares of Marex Group plc. This total includes 2,070 shares underlying restricted share awards that will be delivered upon vesting and settlement, as described in the Form 4 footnote.

What are the terms of the restricted share awards granted at Marex Group (MRX)?

Each restricted share award granted to John W. Pietrowicz represents a contingent right to receive one Ordinary Share of Marex Group. The shares are delivered upon vesting and settlement of the applicable award, aligning director compensation with future company performance and service conditions.

Does Marex Group (MRX) Form 4 indicate any derivative securities for John W. Pietrowicz?

The Form 4 data show no derivative securities for John W. Pietrowicz in this filing. The transaction involves only non-derivative Ordinary Shares obtained through a restricted share award, with the derivative position table reported as empty following the transaction.