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 | 2/13/2026 | 9,233 | 0.0% | 23,220 | 12/31/2025 |
| 2025 Q3 | 11/13/2025 | 8,545 | 0.0% | 18,739 | 9/30/2025 |
| 2025 Q2 | 8/14/2025 | 6,675 | 0.0% | 20,471 | 6/30/2025 |
| 2025 Q1 | 5/14/2025 | 6,660 | 0.0% | 24,666 | 3/31/2025 |
| 2024 Q4 | 2/18/2025 | 5,784 | 0.0% | 24,582 | 12/31/2024 |
| 2024 Q3 | 11/14/2024 | 5,805 | 0.0% | 21,108 | 9/30/2024 |
| 2024 Q2 | 8/14/2024 | 5,885 | 0.0% | 24,217 | 6/30/2024 |
| 2024 Q1 | 5/15/2024 | 2,239 | 0.0% | 14,983 | 3/31/2024 |
| 2023 Q4 | 2/14/2024 | 2,753 | 0.0% | 14,384 | 12/31/2023 |
| 2023 Q3 | 11/14/2023 | 2,005 | 0.0% | 11,321 | 9/30/2023 |
| 2023 Q2 | 8/11/2023 | 2,123 | 0.0% | 11,177 | 6/30/2023 |
| 2023 Q1 | 5/12/2023 | 2,195 | 0.0% | 10,958 | 3/31/2023 |
| 2022 Q4 | 2/13/2023 | 2,527 | 0.0% | 10,634 | 12/31/2022 |
| 2022 Q3 | 11/10/2022 | 2,384 | 0.0% | 11,908 | 9/30/2022 |
| 2022 Q2 | 8/12/2022 | 2,031 | 0.0% | 13,925 | 6/30/2022 |
| 2022 Q1 | 5/12/2022 | 3,015 | 0.0% | 18,462 | 3/31/2022 |
| 2021 Q4 | 2/11/2022 | 3,552 | 0.0% | 20,948 | 12/31/2021 |
| 2021 Q3 | 11/12/2021 | 4,089 | 0.0% | 21,659 | 9/30/2021 |
| 2021 Q2 | 9/29/2021 | 3,672 | 0.0% | 21,662 | 6/30/2021 |
| 2021 Q1 | 4/30/2021 | 2,686 | 0.0% | 19,023 | 3/31/2021 |
| 2020 Q4 | 2/2/2021 | 2,538 | 0.0% | 19,531 | 12/31/2020 |
| 2020 Q3 | 11/10/2020 | 2,899 | 0.0% | 19,913 | 9/30/2020 |
| 2020 Q2 | 8/12/2020 | 2,672 | 0.0% | 18,041 | 6/30/2020 |
| 2020 Q1 | 5/13/2020 | 1,328 | 0.0% | 12,197 | 3/31/2020 |
| 2019 Q4 | 2/12/2020 | 3,018 | 0.0% | 26,204 | 12/31/2019 |