UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K/A
(Amendment No. 1)
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO SECTION 13A-16 OR 15D-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934
For the month of July 2026
Commission File Number: 001-42020
MAREX GROUP LIMITED
(Translation of registrant’s name into English)
| 155 Bishopsgate London EC2M 3TQ United Kingdom +44 20 7655 6000 |
140 East 45th Street, 10th Floor New York, New York 10017 (212) 618-2800 |
(Address of Principal Executive Offices)
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
This Amendment No. 1 to the Report on Form 6-K originally furnished by Marex Group Limited with the Securities and Exchange Commission on July 1, 2026 (the “Original 6-K”) is being filed solely for the purpose of furnishing Exhibit 99.6. Except as set forth herein, the remainder of the Original Form 6-K remains unchanged.
EXHIBIT INDEX
The following exhibits are furnished as part of this Form 6-K:
| * | Furnished herewith. |
2
SIGNATURES
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 hereunto duly authorized.
| Marex Group Limited
| ||
| By: | /s/ Robert Irvin | |
| Name: | Robert Irvin | |
| Title: | Chief Financial Officer | |
Dated: July 8, 2026