GH RESEARCH PLC

Ticker: GHRS CUSIP: G3855L106 Class: Stock

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

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

Q4 2025

Shares 240,764 Value ($000) $3,058 Avg Close $13.62 Range $12.04 - $15.86

Q3 2025

Shares 169,500 Value ($000) $2,424 Avg Close $13.99 Range $11.32 - $19.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	240,764	$3,058	$13.62	$12.04 - $15.86
Q3 2025	169,500	$2,424	$13.99	$11.32 - $19.51