MAREX GROUP PLC

Ticker: MRX CUSIP: G5S37H101 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2025

Shares 114,417 Value ($000) $4,389 Avg Close $33.95 Range $27.79 - $40.39

Q3 2025

Shares 656,580 Value ($000) $22,074 Avg Close $35.86 Range $32.08 - $40.08

Q2 2025

Shares 1,260,305 Value ($000) $49,744 Avg Close $41.19 Range $32.61 - $48.76

Q1 2025

Shares 344,096 Value ($000) $12,153 Avg Close $34.28 Range $29.91 - $39.41

Q4 2024

Shares 488,580 Value ($000) $15,229 Avg Close $27.46 Range $22.62 - $31.93

Q3 2024

Shares 401,886 Value ($000) $9,493 Avg Close $21.77 Range $17.65 - $25.49

Q2 2024

Shares 343,507 Value ($000) $6,870 Avg Close $19.14 Range $17.65 - $22.83

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	114,417	$4,389	$33.95	$27.79 - $40.39
Q3 2025	656,580	$22,074	$35.86	$32.08 - $40.08
Q2 2025	1,260,305	$49,744	$41.19	$32.61 - $48.76
Q1 2025	344,096	$12,153	$34.28	$29.91 - $39.41
Q4 2024	488,580	$15,229	$27.46	$22.62 - $31.93
Q3 2024	401,886	$9,493	$21.77	$17.65 - $25.49
Q2 2024	343,507	$6,870	$19.14	$17.65 - $22.83