Arrowhead Pharmaceuticals, Inc. (NASDAQ:ARWR) appears in 390 institutional 13F filings for the quarter ending December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31 Mar, 2026 | 18,161,519 | -3,157,063 | -14.81% | $1,138,727,235.00 |
| Avoro Capital Advisors LLC | 31 Mar, 2026 | 10,699,999 | -10,550,001 | -49.65% | $670,889,937.00 |
| FMR LLC | 31 Mar, 2026 | 7,266,652 | 746,244 | 11.44% | $455,619,058.00 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 31 Mar, 2026 | 7,146,136 | 7,146,136 | 0.00% | $448,062,727.00 |
| State Street Corp | 31 Mar, 2026 | 6,496,130 | 92,300 | 1.44% | $407,307,351.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 6,032,416 | 6,032,416 | 0.00% | $378,232,483.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 4,278,828 | 1,013,865 | 31.05% | $274,501,765.00 |
| FRED ALGER MANAGEMENT, LLC | 31 Mar, 2026 | 3,342,493 | 1,509,496 | 82.35% | $209,574,311.00 |
| Invesco Ltd. | 31 Mar, 2026 | 3,280,647 | 2,732,889 | 498.92% | $205,696,568.00 |
| Janus Henderson Group Plc | 31 Mar, 2026 | 2,873,980 | 1,593,534 | 124.45% | $180,238,190.00 |
| Vestal Point Capital, LP | 31 Mar, 2026 | 2,275,000 | 1,375,000 | 152.78% | $142,642,500.00 |
| BAKER BROS. ADVISORS LP | 31 Mar, 2026 | 1,992,783 | -182,862 | -8.40% | $124,947,494.00 |
| Goldman Sachs Group Inc | 31 Mar, 2026 | 1,739,923 | -1,615,121 | -48.14% | $109,093,172.00 |
| Northern Trust Corp | 31 Mar, 2026 | 1,655,837 | 309,580 | 23.00% | $103,820,980.00 |
| Siren, L.L.C. | 31 Mar, 2026 | 1,615,476 | 115,000 | 7.66% | $101,290,345.00 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 31 Mar, 2026 | 1,573,297 | -259,649 | -14.17% | $98,645,722.00 |
| UBS Group AG | 31 Mar, 2026 | 1,336,271 | 348,984 | 35.35% | $83,784,191.00 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 31 Mar, 2026 | 1,330,996 | 70,616 | 5.60% | $83,453,449.00 |
| Pictet Asset Management Holding SA | 31 Mar, 2026 | 1,273,266 | 244,530 | 23.77% | $79,612,179.00 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 31 Mar, 2026 | 1,192,085 | -161,634 | -11.94% | $74,743,730.00 |