Capital Research Global Investors — ALNY Trade History
Quarter-by-quarter changes in the ALNYLAM PHARMACEUTICALS INC position · CUSIP 02043Q107
Currently held · 3.8 YearsFirst seen: 2022 Q4
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-08-12 | Add | 9,750,699 | 279,518 | +3.0% | $2.94B | 0.41% |
| 2026 Q1 | 2026-05-13 | Add | 9,471,181 | 2,691,473 | +39.7% | $3.13B | 0.49% |
| 2025 Q4 | 2026-02-11 | Reduce | 6,779,708 | -443,132 | -6.1% | $2.70B | 0.50% |
| 2025 Q3 | 2025-11-13 | Add | 7,222,840 | 31,184 | +0.4% | $3.29B | 0.62% |
| 2025 Q2 | 2025-08-13 | Add | 7,191,656 | 36,928 | +0.5% | $2.35B | 0.47% |
| 2025 Q1 | 2025-05-12 | Add | 7,154,728 | 186,215 | +2.7% | $1.93B | 0.42% |
| 2024 Q4 | 2025-02-13 | Add | 6,968,513 | 1,724,610 | +32.9% | $1.64B | 0.34% |
| 2024 Q3 | 2024-11-13 | Add | 5,243,903 | 1,988,255 | +61.1% | $1.44B | 0.30% |
| 2024 Q2 | 2024-08-13 | Add | 3,255,648 | 110,661 | +3.5% | $791.1M | 0.17% |
| 2024 Q1 | 2024-05-14 | Add | 3,144,987 | 214,908 | +7.3% | $470.0M | 0.11% |
| 2023 Q4 | 2024-02-13 | Add | 2,930,079 | 146,236 | +5.3% | $560.9M | 0.14% |
| 2023 Q3 | 2023-11-13 | Add | 2,783,843 | 429,082 | +18.2% | $493.0M | 0.14% |
| 2023 Q2 | 2023-08-11 | Reduce | 2,354,761 | -84,835 | -3.5% | $447.3M | 0.12% |
| 2023 Q1 | 2023-05-15 | Add | 2,439,596 | 1,607,479 | +193.2% | $488.7M | 0.14% |
| 2022 Q4 | 2023-02-14 | New | 832,117 | 832,117 | — | $197.8M | 0.06% |
| 2022 Q3 | 2022-11-14 | — | — | — | — | — | — |
| 2022 Q2 | 2022-08-15 | — | — | — | — | — | — |
| 2022 Q1 | 2022-05-19 | — | — | — | — | — | — |
| 2021 Q4 | 2022-02-14 | — | — | — | — | — | — |
| 2021 Q3 | 2021-11-15 | — | — | — | — | — | — |
| 2021 Q2 | 2021-08-16 | — | — | — | — | — | — |
| 2021 Q1 | 2021-05-14 | — | — | — | — | — | — |
| 2020 Q4 | 2021-02-12 | — | — | — | — | — | — |
| 2020 Q3 | 2020-11-13 | — | — | — | — | — | — |
| 2020 Q2 | 2020-08-14 | — | — | — | — | — | — |
| 2020 Q1 | 2020-05-15 | — | — | — | — | — | — |
| 2019 Q4 | 2020-02-18 | — | — | — | — | — | — |
| 2019 Q3 | 2019-11-14 | — | — | — | — | — | — |
| 2019 Q2 | 2019-08-14 | — | — | — | — | — | — |
| 2019 Q1 | 2019-05-15 | — | — | — | — | — | — |
| 2018 Q4 | 2019-02-14 | — | — | — | — | — | — |
Share counts are split-adjusted. Time held counts consecutive quarters ending with the latest filing; more than ten years shows as ">10 Years".
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.