144 0002058016 XXXXXXXX LIVE 0001997464 Marex Group plc 001-42020 155 Bishopsgate London X0 EC2M 3TQ 44- 2076 556000 Sarah Ing Director Ordinary Shares Winterflood Business Services

Riverbank House, 2 Swan Lane London X0 EC4R 3GA

6813 215972.00 72937470 11/24/2025 Nasdaq Ordinary Shares 04/25/2024 Granted under the Issuer's Global Omnibus Plan The Issuer N 498 04/25/2024 None. Ordinary Shares 11/13/2025 Granted under the Issuer's Global Omnibus Plan The Issuer N 6315 11/13/2025 None. Y 11/24/2025 /s/ Sarah Ing