Alnylam Pharmaceuticals, Inc.
2019 Q4 - 2025 Q4 (24 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 | 1/30/2026 | 31,572 | 0.1% | 79,397 | 12/31/2025 |
| 2025 Q3 | 10/31/2025 | 35,322 | 0.1% | 77,461 | 9/30/2025 |
| 2025 Q2 | 8/8/2025 | 27,957 | 0.1% | 85,734 | 6/30/2025 |
| 2025 Q1 | 5/9/2025 | 29,882 | 0.1% | 110,665 | 3/31/2025 |
| 2024 Q4 | 2/12/2025 | 27,457 | 0.1% | 116,686 | 12/31/2024 |
| 2024 Q3 | 11/12/2024 | 33,095 | 0.1% | 120,332 | 9/30/2024 |
| 2024 Q2 | 8/8/2024 | 65,231 | 0.2% | 268,440 | 6/30/2024 |
| 2024 Q1 | 5/10/2024 | 46,608 | 0.1% | 311,852 | 3/31/2024 |
| 2023 Q4 | 2/9/2024 | 66,825 | 0.2% | 349,120 | 12/31/2023 |
| 2023 Q3 | 11/9/2023 | 68,480 | 0.2% | 386,672 | 9/30/2023 |
| 2023 Q2 | 8/8/2023 | 74,730 | 0.2% | 393,441 | 6/30/2023 |
| 2023 Q1 | 5/10/2023 | 81,717 | 0.2% | 407,934 | 3/31/2023 |
| 2022 Q4 | 2/10/2023 | 109,361 | 0.3% | 460,175 | 12/31/2022 |
| 2022 Q2 | 8/9/2022 | 69,144 | 0.2% | 474,076 | 6/30/2022 |
| 2022 Q1 | 5/12/2022 | 76,494 | 0.2% | 468,452 | 3/31/2022 |
| 2021 Q4 | 2/9/2022 | 79,874 | 0.2% | 471,011 | 12/31/2021 |
| 2021 Q3 | 11/12/2021 | 91,922 | 0.2% | 486,848 | 9/30/2021 |
| 2021 Q2 | 8/12/2021 | 84,534 | 0.2% | 498,662 | 6/30/2021 |
| 2021 Q1 | 5/12/2021 | 73,704 | 0.2% | 522,091 | 3/31/2021 |
| 2020 Q4 | 2/12/2021 | 70,554 | 0.1% | 542,842 | 12/31/2020 |
| 2020 Q3 | 11/12/2020 | 80,568 | 0.2% | 553,349 | 9/30/2020 |
| 2020 Q2 | 9/11/2020 | 84,366 | 0.2% | 569,614 | 6/30/2020 |
| 2020 Q1 | 5/13/2020 | 62,962 | 0.2% | 578,426 | 3/31/2020 |
| 2019 Q4 | 2/14/2020 | 60,861 | 0.1% | 528,445 | 12/31/2019 |