Marex Group plc — Interim / Quarterly Report 2025

Aug 13, 2025

6-K 1 a6kfiling-coverpagesh125.htm 6-K Document created using Wdesk Copyright 2025 Workiva Document

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO SECTION 13A-16 OR 15D-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of August 2025

Commission File Number: 001-42020

MAREX GROUP PLC

(Translation of registrant’s name into English)

155 Bishopsgate

London EC2M 3TQ

United Kingdom

(Address of Principal Executive Office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

EXPLANATORY NOTE

Earnings Results

On 13 August 2025, Marex Group plc (the “Company”) issued a press release titled “Marex Group plc Interim 2025 Results” and the Condensed Consolidated Financial Statements for Marex Group for the six months ended June 30, 2025. A copy of the press release is furnished as Exhibit 99.1 herewith and a copy of the Condensed Consolidated Financial Statements is furnished as Exhibit 99.2 herewith.

EXHIBIT INDEX

The following exhibits are furnished as part of this Form 6-K:

Exhibit No.	Description
99.1	Press release dated 1 3 August 202 5 titled “Marex Group plc Interim 202 5 Results ”
99.2	Condensed Consolidated Financial Statements for Marex Group for the six months ended June 30, 2025

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

/s/ Robert Irvin
Robert Irvin
Chief Financial Officer