Rob Irvin - 22 May 2026 Form 4 Insider Report for Marex Group plc (MRX)

Reporting relationship: Chief Financial Officer, Director
Issuer ticker: MRX
Reported as of: 22 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 27 May 2026, 16:05:13 UTC
Prior SEC filing: 18 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Scott Linsley as Attorney-in-Fact, for Rob Irvin

Key filing fact

Rob Irvin filed Form 4 for Marex Group plc (MRX) on 27 May 2026.

Key facts

This page summarizes Rob Irvin's Form 4 filing for Marex Group plc (MRX).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 27 May 2026, 16:05.

Change

Previous filing in this sequence was filed on 18 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002058610 Primary reporting owner

Irvin Rob

Relationship: Chief Financial Officer, Director
Address: C/O MAREX GROUP PLC, 155 BISHOPSGATE, LONDON, UNITED KINGDOM
Signature: /s/ Scott Linsley as Attorney-in-Fact, for Rob Irvin
Signature date: 27 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MRX transaction

Ordinary Shares

Tax liability

Transaction value
Shares: -3,358
Change %: -8.8%
Price: $54.45^*
Shares after: 34,746
Date: 22 May 2026
Ownership: Direct
Footnotes: F1, F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Represents the number of ordinary shares withheld to satisfy the tax withholding obligation in connection with the vesting of certain previously reported shares underlying deferred bonus plan awards.

Footnote F2

The price reported represents the closing price of the Issuer's ordinary shares on the Nasdaq Stock Market LLC on May 21, 2026.

Footnote F3

The number of ordinary shares reported herein includes 25,300 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.