Arrowhead Pharmaceuticals, Inc.

Institutional holders · 13F as of Dec 31, 2025

Holder	Value	Shares	% of shares
Western Financial Corp/CA	$54.46M	820,239	0.58%
Vestal Point Capital, LP	$59.75M	900,000	0.64%
Bank of New York Mellon Corp/The	$60.20M	960,144	0.68%
Renaissance Technologies LLC	$64.99M	1,036,495	0.73%
UBS Group AG	$65.55M	987,287	0.70%
Pictet Asset Management Holding SA	$68.64M	1,028,736	0.73%
D. E. Shaw & Co., Inc.	$74.23M	1,183,838	0.84%
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	$83.68M	1,260,380	0.89%
Fisher Asset Management, LLC	$87.09M	1,311,727	0.93%
NORTHERN TRUST CORP	$89.38M	1,346,257	0.95%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	$89.87M	1,353,719	0.96%
JANUS HENDERSON GROUP PLC	$90.12M	1,436,990	1.02%
Morgan Stanley	$97.99M	1,476,005	1.04%
DEERFIELD MANAGEMENT COMPANY, L.P.	$98.65M	1,573,297	1.11%
Siren, L.L.C.	$99.62M	1,500,476	1.06%
THE GOLDMAN SACHS GROUP, INC.	$111.37M	1,677,522	1.19%
Norges Bank	$113.16M	1,704,464	1.21%
DRIEHAUS CAPITAL MANAGEMENT LLC	$117.47M	1,769,340	1.25%
FRED ALGER MANAGEMENT, LLC	$121.69M	1,832,997	1.30%
Baker Bros. Advisors LP	$124.95M	1,992,783	1.41%
Slate Path Capital LP	$167.54M	2,523,500	1.79%
GEODE CAPITAL MANAGEMENT, LLC	$274.50M	4,278,828	3.03%
FMR LLC	$432.89M	6,520,408	4.62%
STATE STREET CORPORATION	$464.17M	5,694,640	4.03%
Avoro Capital Advisors LLC	$705.39M	10,625,000	7.52%
VANGUARD GROUP INC	$1.02B	15,293,121	10.83%
BlackRock, Inc.	$1.21B	14,830,553	10.50%