Marex CEO awarded 77,843 shares under incentive plan

Marex Group Ltd (MRX) reported that Chief Executive Officer and director Ian T. Lowitt acquired 77,843 Ordinary Shares on August 19, 2026 via a grant/award under the 2022 Annual Long Term Incentive Plan at a stated price of $0.00 per share.

Rhea-AI Filing Summary

Marex Group Ltd (MRX) reported that Chief Executive Officer and director Ian T. Lowitt acquired 77,843 Ordinary Shares on August 19, 2026 via a grant/award under the 2022 Annual Long Term Incentive Plan at a stated price of $0.00 per share. The Remuneration Committee determined that performance conditions tied to return on equity and growth in adjusted operating profit before tax had been met, so these shares are vesting subject to continued service until September 6, 2026. Following this transaction, Lowitt holds 2,872,059 Ordinary Shares directly, including 194,411 shares underlying deferred bonus plan awards.

Insider Trade Summary

Grant/Award: 77,843 shares

Grant/Award 1 txn

Insider Lowitt Ian T

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Grant/Award	Ordinary Shares F1, F2	77,843	$0.00	$0.00

Holdings After Transaction: Ordinary Shares — 2,872,059 shares (Direct)

Footnotes (2)

1. F1. On September 6, 2023, the Reporting Person was granted an award under the Issuer's 2022 Annual Long Term Incentive Plan (the "Plan"), which vests in the form of ordinary shares subject to (i) performance conditions, including a minimum return on equity underpin and growth in adjusted operating profit before tax, and (ii) continued service through the third anniversary of the grant date, in each case subject to the terms of the Plan. On August 19, 2026, the Remuneration Committee of the Issuer's Board of Directors determined that the performance conditions had been met. The award remains subject to time-based vesting and will fully vest on September 6, 2026.
2. F2. The number of ordinary shares reported herein includes (i) 77,843 shares vesting under the Issuer's 2022 Annual Long Term Incentive Plan as described in footnote 1, and (ii) 194,411 shares underlying deferred bonus plan awards previously 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.

Key Figures

Ordinary Shares granted/vesting: 77,843 shares Transaction price per share: $0.00 per share Total Ordinary Shares after transaction: 2,872,059 shares +2 more

5 metrics

Ordinary Shares granted/vesting 77,843 shares Award under 2022 Annual Long Term Incentive Plan vesting as of August 19, 2026

Transaction price per share $0.00 per share Grant/award acquisition of 77,843 Ordinary Shares

Total Ordinary Shares after transaction 2,872,059 shares Direct holdings of Ian T. Lowitt following the reported transaction

Deferred bonus plan awards 194,411 shares Shares underlying deferred bonus plan awards included in reported holdings

Award full vesting date September 6, 2026 Scheduled full vesting of the 2022 Annual Long Term Incentive Plan award

Key Terms

2022 Annual Long Term Incentive Plan, performance conditions, return on equity underpin, adjusted operating profit before tax, +1 more

5 terms

2022 Annual Long Term Incentive Plan financial

"the Reporting Person was granted an award under the Issuer's 2022 Annual Long Term Incentive Plan"

performance conditions financial

"vests in the form of ordinary shares subject to (i) performance conditions"

return on equity underpin financial

"including a minimum return on equity underpin and growth in adjusted operating profit"

adjusted operating profit before tax financial

"growth in adjusted operating profit before tax, and (ii) continued service"

deferred bonus plan awards financial

"shares underlying deferred bonus plan awards previously granted to the Reporting Person"

Deferred bonus plan awards are payments promised to employees or executives that are earned now but paid out later, often only if certain performance goals are met or the employee remains with the company. For investors, they matter because they influence management’s incentives and company expenses over time—like a delayed paycheck that encourages someone to stay and meet targets—and can affect future cash needs, reported compensation costs, and potential share dilution.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did MRX CEO Ian T. Lowitt report?

Ian T. Lowitt reported a grant/award of 77,843 Ordinary Shares of Marex Group Ltd on August 19, 2026, received at a stated price of $0.00 per share under the company’s 2022 Annual Long Term Incentive Plan.

How many MRX shares does the CEO hold after this Form 4 transaction?

After the reported transaction, Ian T. Lowitt directly holds 2,872,059 Ordinary Shares of Marex Group Ltd, which include vested and unvested awards, as described in the filing’s footnotes.

What performance conditions applied to the MRX long-term incentive award?

The award under Marex Group Ltd’s 2022 Annual Long Term Incentive Plan is subject to performance conditions, including a minimum return on equity underpin and growth in adjusted operating profit before tax, plus continued service through the third anniversary of the grant date.

When did MRX determine that the performance conditions were met?

On August 19, 2026, the Remuneration Committee of Marex Group Ltd’s Board of Directors determined that the performance conditions for the 2022 Annual Long Term Incentive Plan award had been met.

When will the MRX long-term incentive award fully vest for the CEO?

The award remains subject to time-based vesting and will fully vest on September 6, 2026, assuming continued service, according to Marex Group Ltd’s disclosure.

What other equity awards are included in the CEO’s MRX holdings?

The CEO’s reported holdings include 194,411 shares underlying deferred bonus plan awards previously granted, each representing a contingent right to receive one Ordinary Share of Marex Group Ltd upon vesting and settlement.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/21/2026 - 04:05 PM Accepted by SEC EDGAR 08/21/2026 - 04:05 PM Learn about SEC filing dates

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^*

Lowitt Ian T

(Last) (First) (Middle)

C/O MAREX GROUP LIMITED, 155 BISHOPSGATE

(Street)

LONDON EC2M 3TQ

(City) (State) (Zip)

UNITED KINGDOM

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/19/2026

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	08/19/2026		A(1)		77,843	A	$0	2,872,059(2)	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. On September 6, 2023, the Reporting Person was granted an award under the Issuer's 2022 Annual Long Term Incentive Plan (the "Plan"), which vests in the form of ordinary shares subject to (i) performance conditions, including a minimum return on equity underpin and growth in adjusted operating profit before tax, and (ii) continued service through the third anniversary of the grant date, in each case subject to the terms of the Plan. On August 19, 2026, the Remuneration Committee of the Issuer's Board of Directors determined that the performance conditions had been met. The award remains subject to time-based vesting and will fully vest on September 6, 2026.

2. The number of ordinary shares reported herein includes (i) 77,843 shares vesting under the Issuer's 2022 Annual Long Term Incentive Plan as described in footnote 1, and (ii) 194,411 shares underlying deferred bonus plan awards previously 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 Ian T. Lowitt	08/21/2026
	** 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)