GH RESEARCH PLC

Ticker: GHRS CUSIP: G3855L106 Class: Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2025
Shares 48 Value ($000) $1 Avg Close $13.62 Range $12.04 - $15.86
Q3 2025
Shares 4,209 Value ($000) $0 Avg Close $13.99 Range $11.32 - $19.51
Q2 2025
Shares 25 Value ($000) $0 Avg Close $10.96 Range $7.98 - $14.25
Q1 2025
Shares 17 Value ($000) $0 Avg Close $11.18 Range $7.20 - $20.50
Q4 2023
Shares 99 Value ($000) $0 Avg Close $7.06 Range $5.05 - $11.41