Alnylam Pharmaceuticals, Inc. (ALNY) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for ALNY. 13F holdings as of 2026-06-30.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Congress Asset Management | 265,701 | $80M | DECREASED |
| Robeco Institutional Asset Management B.V | 188,084 | $57M | INCREASED |
| Assenagon Asset Management | 155,695 | $47M | INCREASED |
| Handelsbanken Fonder AB | 107,255 | $32M | DECREASED |
| Swedbank AB | 61,894 | $19M | DECREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Benjamin Cravatt (Director) | AWARD | 4,393 | $1M | 2026-06-01 |
| David E I Pyott (Director) | EXERCISE | 3,830 | 2026-06-01 | |
| David E I Pyott (Director) | SELL | 17 | $5K | 2026-06-01 |
| David E I Pyott (Director) | SELL | 495 | $149K | 2026-06-01 |
| David E I Pyott (Director) | SELL | 1,222 | $366K | 2026-06-01 |
Full institutional holdings, insider history, and congressional trades for Alnylam Pharmaceuticals, Inc. on SentiSense.