Alnylam Pharmaceuticals, Inc.
2013 Q4 - 2025 Q4 (28 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 | 45,572 | 0.1% | 114,603 | 12/31/2025 |
| 2025 Q3 | 11/14/2025 | 53,455 | 0.1% | 117,226 | 9/30/2025 |
| 2025 Q2 | 8/13/2025 | 41,430 | 0.1% | 127,050 | 6/30/2025 |
| 2025 Q1 | 5/12/2025 | 33,817 | 0.1% | 125,240 | 3/31/2025 |
| 2024 Q4 | 2/10/2025 | 29,470 | 0.1% | 125,240 | 12/31/2024 |
| 2024 Q3 | 11/8/2024 | 35,594 | 0.1% | 129,417 | 9/30/2024 |
| 2024 Q2 | 8/8/2024 | 32,889 | 0.1% | 135,347 | 6/30/2024 |
| 2024 Q1 | 5/8/2024 | 27,448 | 0.1% | 137,022 | 3/31/2024 |
| 2023 Q4 | 2/9/2024 | 26,010 | 0.1% | 135,887 | 12/31/2023 |
| 2023 Q3 | 11/8/2023 | 23,237 | 0.1% | 131,210 | 9/30/2023 |
| 2023 Q2 | 8/11/2023 | 25,938 | 0.1% | 136,560 | 6/30/2023 |
| 2023 Q1 | 6/14/2023 | 27,448 | 0.1% | 137,022 | 3/31/2023 |
| 2022 Q4 | 6/14/2023 | 32,566 | 0.1% | 137,032 | 12/31/2022 |
| 2022 Q3 | 11/8/2022 | 27,781 | 0.1% | 138,792 | 9/30/2022 |
| 2022 Q2 | 8/5/2022 | 20,214 | 0.0% | 138,597 | 6/30/2022 |
| 2022 Q1 | 5/6/2022 | 23,680 | 0.0% | 145,019 | 3/31/2022 |
| 2021 Q4 | 2/8/2022 | 25,097 | 0.0% | 147,993 | 12/31/2021 |
| 2021 Q3 | 11/8/2021 | 28,337 | 0.1% | 150,084 | 9/30/2021 |
| 2021 Q2 | 8/10/2021 | 25,915 | 0.0% | 152,872 | 6/30/2021 |
| 2021 Q1 | 5/10/2021 | 21,853 | 0.0% | 154,776 | 3/31/2021 |
| 2020 Q4 | 2/8/2021 | 20,825 | 0.0% | 160,226 | 12/31/2020 |
| 2020 Q3 | 11/9/2020 | 21,929 | 0.0% | 150,609 | 9/30/2020 |
| 2020 Q2 | 8/7/2020 | 21,867 | 0.1% | 147,639 | 6/30/2020 |
| 2020 Q1 | 5/5/2020 | 15,675 | 0.0% | 144,001 | 3/31/2020 |
| 2019 Q4 | 2/3/2020 | 16,040 | 0.0% | 139,269 | 12/31/2019 |
| 2014 Q2 | 8/7/2014 | 4,132 | 0.0% | 65,412 | 6/30/2014 |
| 2014 Q1 | 4/24/2014 | 3,401 | 0.0% | 50,649 | 3/31/2014 |
| 2013 Q4 | 2/5/2014 | 3,258 | 0.0% | 50,649 | 12/31/2013 |