JAMES RIV GROUP LTD

Ticker: JRVR CUSIP: G5005R107 Class: Common Stock

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q3 2025

Shares 652 Value ($000) $4 Avg Close $5.61 Range $5.06 - $6.14

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	652	$4	$5.61	$5.06 - $6.14