Alnylam Pharmaceuticals, Inc.
2013 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 | 2/10/2026 | 6,150 | 0.1% | 15,466 | 12/31/2025 |
| 2025 Q3 | 10/31/2025 | 6,980 | 0.1% | 15,307 | 9/30/2025 |
| 2025 Q2 | 7/29/2025 | 5,200 | 0.1% | 15,946 | 6/30/2025 |
| 2025 Q1 | 5/9/2025 | 3,684 | 0.0% | 13,644 | 3/31/2025 |
| 2024 Q4 | 2/5/2025 | 415 | 0.0% | 1,763 | 12/31/2024 |
| 2024 Q3 | 11/6/2024 | 529 | 0.0% | 1,924 | 9/30/2024 |
| 2024 Q2 | 8/9/2024 | 369 | 0.0% | 1,519 | 6/30/2024 |
| 2024 Q1 | 5/2/2024 | 227 | 0.0% | 1,519 | 3/31/2024 |
| 2023 Q4 | 1/26/2024 | 291 | 0.0% | 1,519 | 12/31/2023 |
| 2023 Q3 | 11/9/2023 | 299 | 0.0% | 1,687 | 9/30/2023 |
| 2023 Q2 | 8/11/2023 | 320 | 0.0% | 1,687 | 6/30/2023 |
| 2023 Q1 | 5/4/2023 | 327 | 0.0% | 1,633 | 3/31/2023 |
| 2022 Q4 | 2/10/2023 | 388 | 0.0% | 1,633 | 12/31/2022 |
| 2022 Q3 | 11/8/2022 | 342 | 0.0% | 1,710 | 9/30/2022 |
| 2021 Q1 | 5/13/2021 | 263 | 0.0% | 1,863 | 3/31/2021 |
| 2020 Q4 | 2/12/2021 | 250 | 0.0% | 1,920 | 12/31/2020 |
| 2020 Q3 | 11/13/2020 | 295 | 0.0% | 2,028 | 9/30/2020 |
| 2020 Q2 | 8/6/2020 | 300 | 0.0% | 2,028 | 6/30/2020 |
| 2020 Q1 | 5/11/2020 | 164 | 0.0% | 1,503 | 3/31/2020 |
| 2019 Q4 | 2/11/2020 | 173 | 0.0% | 1,503 | 12/31/2019 |
| 2014 Q2 | 8/7/2014 | 2,640 | 0.1% | 41,792 | 6/30/2014 |
| 2014 Q1 | 5/9/2014 | 2,976 | 0.1% | 44,322 | 3/31/2014 |
| 2013 Q4 | 2/5/2014 | 3,430 | 0.1% | 53,322 | 12/31/2013 |