Alnylam Pharmaceuticals, Inc.
2019 Q4 - 2025 Q4 (23 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 | 12,015 | 0.1% | 30,215 | 12/31/2025 |
| 2025 Q2 | 8/1/2025 | 9,788 | 0.1% | 30,015 | 6/30/2025 |
| 2025 Q1 | 5/13/2025 | 7,268 | 0.1% | 26,915 | 3/31/2025 |
| 2024 Q4 | 2/4/2025 | 6,851 | 0.1% | 29,115 | 12/31/2024 |
| 2024 Q3 | 11/8/2024 | 7,650 | 0.1% | 27,815 | 9/30/2024 |
| 2024 Q1 | 4/25/2024 | 4,097 | 0.0% | 27,415 | 3/31/2024 |
| 2023 Q4 | 2/14/2024 | 5,343 | 0.1% | 27,915 | 12/31/2023 |
| 2023 Q3 | 10/23/2023 | 5,032 | 0.1% | 28,415 | 9/30/2023 |
| 2023 Q2 | 8/2/2023 | 5,416 | 0.1% | 28,515 | 6/30/2023 |
| 2023 Q1 | 5/15/2023 | 5,993 | 0.1% | 29,915 | 3/31/2023 |
| 2022 Q4 | 2/14/2023 | 6,872 | 0.1% | 28,915 | 12/31/2022 |
| 2022 Q3 | 11/14/2022 | 4,480 | 0.1% | 30,715 | 9/30/2022 |
| 2022 Q2 | 8/11/2022 | 4,480 | 0.1% | 30,715 | 6/30/2022 |
| 2022 Q1 | 5/13/2022 | 5,979 | 0.1% | 36,615 | 3/31/2022 |
| 2021 Q4 | 2/15/2022 | 6,769 | 0.1% | 39,915 | 12/31/2021 |
| 2021 Q3 | 11/15/2021 | 7,719 | 0.1% | 40,884 | 9/30/2021 |
| 2021 Q2 | 8/12/2021 | 7,066 | 0.1% | 41,684 | 6/30/2021 |
| 2021 Q1 | 5/17/2021 | 5,744 | 0.1% | 40,684 | 3/31/2021 |
| 2020 Q4 | 2/12/2021 | 5,080 | 0.0% | 39,084 | 12/31/2020 |
| 2020 Q3 | 11/13/2020 | 6,026 | 0.1% | 41,384 | 9/30/2020 |
| 2020 Q2 | 8/13/2020 | 5,759 | 0.1% | 38,884 | 6/30/2020 |
| 2020 Q1 | 5/11/2020 | 4,374 | 0.1% | 40,184 | 3/31/2020 |
| 2019 Q4 | 2/10/2020 | 4,248 | 0.1% | 36,884 | 12/31/2019 |