MAREX GROUP PLC

Ticker: MRX CUSIP: G5S37H101 Class: Common Stock

NATIXIS ADVISORS, L.P.'s Holding History (CIK: 0001018331)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 12,141 Value ($000) $0 Avg Close $33.95 Range $27.79 - $40.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,141	$0	$33.95	$27.79 - $40.39