ARROWHEAD PHARMACEUTICALS IN

Ticker: ARWR CUSIP: 04280A100 Class: Common Stock

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

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

Q4 2025

Shares 222 Value ($000) $15 Avg Close $49.01 Range $34.38 - $72.36

Q3 2025

Shares 622 Value ($000) $21 Avg Close $21.98 Range $14.30 - $34.61

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	222	$15	$49.01	$34.38 - $72.36
Q3 2025	622	$21	$21.98	$14.30 - $34.61