Arrowhead Pharmaceuticals, Inc. · NASDAQ:ARWR
Arrowhead Pharmaceuticals, Inc. shareholders
As of Jun 30, 2026, 483 institutions reported holding Arrowhead Pharmaceuticals, Inc., 84.6% of its shares. Largest: BlackRock, Vanguard and Avoro Capital Advisors LLC. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Arrowhead Pharmaceuticals, Inc. | Change | Filed |
|---|---|---|---|---|
| BlackRock | 14.8M | 10.5% | −3.33M | Aug 7, 2026 |
| Vanguard | 13.6M | 9.6% | −779K | Aug 13, 2026 |
| Avoro Capital Advisors LLC | 11.4M | 8.0% | +656K | Aug 14, 2026 |
| Fidelity | 8.04M | 5.7% | +773K | Aug 13, 2026 |
| State Street | 5.69M | 4.0% | −801K | Aug 7, 2026 |
| Norges Bank | 3.9M | 2.8% | first report | Aug 12, 2026 |
| Invesco | 3.88M | 2.7% | +603K | Aug 14, 2026 |
| Geode Capital | 3.53M | 2.5% | −748K | Aug 12, 2026 |
| Fred Alger Management, LLC | 3.3M | 2.3% | −40,574 | Aug 14, 2026 |
| Baker Bros. Advisors LP | 1.99M | 1.4% | no change | Aug 14, 2026 |