Alnylam Pharmaceuticals, Inc. · NASDAQ:ALNY
Alnylam Pharmaceuticals, Inc. shareholders
As of Jun 30, 2026, 767 institutions reported holding Alnylam Pharmaceuticals, Inc., 99.8% of its shares. Largest: Capital Group, Fidelity and Vanguard. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Alnylam Pharmaceuticals, Inc. | Change | Filed |
|---|---|---|---|---|
| Capital Group | 21M | 15.7% | +627K | Aug 12, 2026 |
| Fidelity | 15M | 11.2% | +445K | Aug 13, 2026 |
| Vanguard | 13.8M | 10.3% | +190K | Aug 13, 2026 |
| BlackRock | 10.9M | 8.2% | +463K | Aug 7, 2026 |
| T. Rowe Price | 6.79M | 5.1% | +165K | Aug 14, 2026 |
| Invesco | 3.75M | 2.8% | +2.46M | Aug 14, 2026 |
| State Street | 3.56M | 2.7% | +233K | Aug 7, 2026 |
| JPMorgan | 2.68M | 2.0% | −3.65M | Aug 12, 2026 |
| Geode Capital | 2.64M | 2.0% | −24,545 | Aug 12, 2026 |
| Baillie Gifford & Co | 2.44M | 1.8% | −53,977 | Aug 6, 2026 |