Alnylam Pharmaceuticals, Inc.
2019 Q4 - 2025 Q4 (25 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 | 2/12/2026 | 26,332 | 0.1% | 66,218 | 12/31/2025 |
| 2025 Q3 | 11/7/2025 | 36,297 | 0.1% | 79,652 | 9/30/2025 |
| 2025 Q2 | 8/13/2025 | 27,675 | 0.1% | 84,888 | 6/30/2025 |
| 2025 Q1 | 5/7/2025 | 23,269 | 0.1% | 86,124 | 3/31/2025 |
| 2024 Q4 | 2/10/2025 | 29,623 | 0.1% | 125,491 | 12/31/2024 |
| 2024 Q3 | 11/7/2024 | 41,284 | 0.2% | 150,119 | 9/30/2024 |
| 2024 Q2 | 8/13/2024 | 25,967 | 0.1% | 106,892 | 6/30/2024 |
| 2024 Q1 | 5/13/2024 | 14,124 | 0.1% | 94,553 | 3/31/2024 |
| 2023 Q4 | 2/14/2024 | 17,862 | 0.1% | 93,257 | 12/31/2023 |
| 2023 Q3 | 11/9/2023 | 16,495 | 0.1% | 93,225 | 9/30/2023 |
| 2023 Q2 | 8/7/2023 | 17,630 | 0.1% | 92,821 | 6/30/2023 |
| 2023 Q1 | 5/11/2023 | 25,344 | 0.2% | 126,520 | 3/31/2023 |
| 2022 Q4 | 2/8/2023 | 21,761 | 0.2% | 91,566 | 12/31/2022 |
| 2022 Q3 | 11/14/2022 | 23,306 | 0.2% | 116,439 | 9/30/2022 |
| 2022 Q2 | 8/10/2022 | 13,204 | 0.1% | 90,534 | 6/30/2022 |
| 2022 Q1 | 5/11/2022 | 6,021 | 0.0% | 36,873 | 3/31/2022 |
| 2021 Q4 | 2/10/2022 | 7,951 | 0.0% | 46,489 | 12/31/2021 |
| 2021 Q3 | 11/10/2021 | 7,796 | 0.0% | 41,289 | 9/30/2021 |
| 2021 Q2 | 8/10/2021 | 8,419 | 0.1% | 49,664 | 6/30/2021 |
| 2021 Q1 | 5/14/2021 | 3,962 | 0.0% | 28,061 | 3/31/2021 |
| 2020 Q4 | 2/11/2021 | 3,434 | 0.0% | 26,422 | 12/31/2020 |
| 2020 Q3 | 11/12/2020 | 3,952 | 0.0% | 27,143 | 9/30/2020 |
| 2020 Q2 | 8/13/2020 | 3,340 | 0.0% | 22,554 | 6/30/2020 |
| 2020 Q1 | 5/13/2020 | 1,761 | 0.0% | 16,180 | 3/31/2020 |
| 2019 Q4 | 2/14/2020 | 2,457 | 0.0% | 21,330 | 12/31/2019 |