Arrowhead Pharmaceuticals, Inc.

RTW INVESTMENTS, LP ARWR

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/17/2026

Shares

584,716

Value ($000)

38,819

Weight

0.4%

2021 Q4 - 2025 Q4 (2 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/17/2026	38,819	0.4%	584,716	12/31/2025
2021 Q4	2/14/2022	22,996	0.3%	346,842	12/31/2021