Alnylam Pharmaceuticals, Inc.
2014 Q1 - 2025 Q4 (14 filings)
Shares History
History scope: non-option holdings only (PUT/CALL rows excluded).
| All 13F Holders | Filing date | Value ($000s) | % of Holdings | Shares | Reporting period |
|---|---|---|---|---|---|
| 2025 Q4 | 2/11/2026 | 107,918 | 0.4% | 240,052 | 12/31/2025 |
| 2025 Q3 | 10/20/2025 | 72,684 | 0.2% | 159,394 | 9/30/2025 |
| 2025 Q2 | 8/7/2025 | 21,978 | 0.1% | 67,399 | 6/30/2025 |
| 2025 Q1 | 5/5/2025 | 21,834 | 0.1% | 80,862 | 3/31/2025 |
| 2024 Q4 | 2/4/2025 | 22,313 | 0.1% | 94,822 | 12/31/2024 |
| 2024 Q3 | 11/4/2024 | 37,684 | 0.2% | 137,017 | 9/30/2024 |
| 2024 Q2 | 8/5/2024 | 289 | 0.0% | 1,188 | 6/30/2024 |
| 2024 Q1 | 4/5/2024 | 442 | 0.0% | 2,959 | 3/31/2024 |
| 2023 Q4 | 2/6/2024 | 3,259 | 0.0% | 17,028 | 12/31/2023 |
| 2023 Q2 | 8/3/2023 | 286 | 0.0% | 1,507 | 6/30/2023 |
| 2023 Q1 | 5/4/2023 | 302 | 0.0% | 1,507 | 3/31/2023 |
| 2022 Q4 | 2/6/2023 | 491 | 0.0% | 2,067 | 12/31/2022 |
| 2022 Q3 | 11/2/2022 | 1,223 | 0.0% | 6,112 | 9/30/2022 |
| 2014 Q1 | 5/12/2014 | 1,127 | 0.0% | 16,785 | 3/31/2014 |