ALNYLAM PHARMACEUTICALS, INC.
Institutional investors holding ALNY
| Investor | Weight | Quarter |
|---|---|---|
| Dodge & Cox | 0.35% | 2026Q1 |
| Viking Global Investors | 0.10% | 2005Q4 |
| First Eagle Investment Management | 0.01% | 2020Q1 |
| Meridian / ArrowMark | 0.00% | 2020Q3 |
| Kenneth Fisher | 0.00% | 2026Q1 |
| Polen Capital Management | 0.00% | 2025Q3 |
Congressional data coming soon
42
Total trades
$12.0M
Volume
19
Buys
20
Sells
Last trade: Jun 1, 2026
| Date | Insider | Type | Value |
|---|---|---|---|
| Jun 1, 2026 | David E I Pyott | Buy | – |
| Jun 1, 2026 | David E I Pyott | Sell | $274K |
Congressional trade data is being sourced and will appear here shortly.
| Jun 1, 2026 |
| David E I Pyott |
| Sell |
| $351K |
| Jun 1, 2026 | David E I Pyott | Sell | $366K |
| Jun 1, 2026 | David E I Pyott | Sell | $149K |
| Jun 1, 2026 | David E I Pyott | Sell | $5K |
| Jun 1, 2026 | David E I Pyott | Option | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 20, 2026 | David E I Pyott | Buy | – |
| May 13, 2026 | David E I Pyott | Option | $790K |