Alnylam Pharmaceuticals, Inc.
2019 Q4 - 2025 Q4 (24 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 | 1/30/2026 | 17,885 | 0.1% | 44,976 | 12/31/2025 |
| 2025 Q3 | 11/7/2025 | 20,763 | 0.1% | 45,532 | 9/30/2025 |
| 2025 Q2 | 7/31/2025 | 14,302 | 0.1% | 43,859 | 6/30/2025 |
| 2024 Q4 | 1/31/2025 | 11,178 | 0.0% | 47,503 | 12/31/2024 |
| 2024 Q3 | 11/4/2024 | 13,045 | 0.1% | 47,433 | 9/30/2024 |
| 2024 Q2 | 8/7/2024 | 11,775 | 0.1% | 48,458 | 6/30/2024 |
| 2024 Q1 | 5/2/2024 | 10,949 | 0.0% | 73,259 | 3/31/2024 |
| 2023 Q4 | 2/2/2024 | 14,023 | 0.0% | 73,259 | 12/31/2023 |
| 2023 Q3 | 11/8/2023 | 12,678 | 0.0% | 71,585 | 9/30/2023 |
| 2023 Q2 | 8/2/2023 | 14,016 | 0.0% | 73,793 | 6/30/2023 |
| 2023 Q1 | 4/26/2023 | 14,782 | 0.1% | 73,793 | 3/31/2023 |
| 2022 Q4 | 2/1/2023 | 17,166 | 0.1% | 72,232 | 12/31/2022 |
| 2022 Q3 | 10/28/2022 | 14,458 | 0.1% | 72,232 | 9/30/2022 |
| 2022 Q2 | 8/4/2022 | 10,641 | 0.0% | 72,959 | 6/30/2022 |
| 2022 Q1 | 5/3/2022 | 11,740 | 0.0% | 71,899 | 3/31/2022 |
| 2021 Q4 | 1/31/2022 | 12,193 | 0.0% | 71,899 | 12/31/2021 |
| 2021 Q3 | 10/27/2021 | 13,575 | 0.0% | 71,899 | 9/30/2021 |
| 2021 Q2 | 7/23/2021 | 12,188 | 0.0% | 71,899 | 6/30/2021 |
| 2021 Q1 | 4/27/2021 | 10,065 | 0.0% | 71,288 | 3/31/2021 |
| 2020 Q4 | 2/3/2021 | 9,692 | 0.0% | 74,573 | 12/31/2020 |
| 2020 Q3 | 10/27/2020 | 11,385 | 0.0% | 78,194 | 9/30/2020 |
| 2020 Q2 | 8/4/2020 | 11,752 | 0.0% | 79,347 | 6/30/2020 |
| 2020 Q1 | 6/19/2020 | 9,046 | 0.0% | 83,102 | 3/31/2020 |
| 2019 Q4 | 1/31/2020 | 9,571 | 0.0% | 83,102 | 12/31/2019 |