Arrowhead Research Corporation (ARWR) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for ARWR. 13F holdings as of 2026-06-30.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock | 14,830,553 | $1.2B | DECREASED |
| Vanguard | 13,593,195 | $1.1B | DECREASED |
| Avoro Capital Advisors | 11,355,555 | $926M | INCREASED |
| FMR | 8,039,804 | $655M | INCREASED |
| State Street | 5,694,640 | $464M | DECREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Michael S Perry (Director) | SELL | 11,600 | $1M | 2026-08-18 |
| Adeoye Y Olukotun (Director) | SELL | 2,000 | $174K | 2026-08-18 |
| Matthew Gregory Cohen (Director) | AWARD | 11,882 | 2026-06-15 |
Full institutional holdings, insider history, and congressional trades for Arrowhead Research Corporation on SentiSense.