Arrowhead Pharmaceuticals, Inc. (ARWR) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

54,792,649Shares Outstanding
3,592,811Shares held by institutions
$251,820,123Value of institutional holdings
57.49%Institutional ownership %
-0.50%Shares Changed QoQ
88No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending September 2025, Arrowhead Pharmaceuticals, Inc. (NASDAQ:ARWR) is held by 302 institutional firms.

302 Institutional Holders

3,592,811 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
BlackRock, Inc. 30 Sep, 2025 20,224,825 799,938 4.12% $697,554,214.00
VANGUARD GROUP INC 30 Sep, 2025 16,035,870 510,798 3.29% $553,077,156.00
Avoro Capital Advisors LLC 30 Sep, 2025 10,900,000 300,000 2.83% $375,941,000.00
STATE STREET CORP 30 Sep, 2025 6,397,364 26,308 0.41% $220,645,084.00
FMR LLC 30 Sep, 2025 5,759,830 589,520 11.40% $198,656,549.00
Slate Path Capital LP 30 Sep, 2025 4,982,000 -250,000 -4.78% $171,829,180.00
GEODE CAPITAL MANAGEMENT, LLC 30 Sep, 2025 3,131,042 152,537 5.12% $108,008,198.00
Siren, L.L.C. 30 Sep, 2025 2,669,880 0 0.00% $92,084,161.00
DRIEHAUS CAPITAL MANAGEMENT LLC 30 Sep, 2025 2,099,398 2,069,905 7,018.29% $72,408,237.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 30 Sep, 2025 2,081,689 2,017,489 3,142.51% $71,797,454.00
GOLDMAN SACHS GROUP INC 30 Sep, 2025 1,823,578 -373,036 -16.98% $62,895,205.00
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 30 Sep, 2025 1,759,489 -924,828 -34.45% $60,684,776.00
MORGAN STANLEY 30 Sep, 2025 1,702,674 -2,592 -0.15% $58,725,264.00
BAKER BROS. ADVISORS LP 30 Sep, 2025 1,670,762 731,588 77.90% $57,624,581.00
MARSHALL WACE, LLP 30 Sep, 2025 1,436,840 -719,158 -33.36% $49,556,613.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 30 Sep, 2025 1,345,860 175,115 14.96% $46,418,711.00
NORTHERN TRUST CORP 30 Sep, 2025 1,311,590 39,524 3.11% $45,236,740.00
Fisher Asset Management, LLC 30 Sep, 2025 1,053,794 602,139 133.32% $36,345,353.00
Woodline Partners LP 30 Sep, 2025 1,000,158 254,002 34.04% $34,495,449.00
DEERFIELD MANAGEMENT COMPANY, L.P. 30 Sep, 2025 993,000 966,561 3,655.82% $34,248,570.00