Alnylam Pharmaceuticals shares owned by Diam
Quarter-by-quarter ownership of Alnylam Pharmaceuticals (ALNY) shares owned by Diam
from 13F filings
Historical chart of Diam investment in Alnylam Pharmaceuticals
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Quarterly reported holdings in Alnylam Pharmaceuticals by Diam
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $26M | 65k | 398.80 |
| 2025-09-30 | $32M | 70k | 456.00 |
| 2025-06-30 | $23M | 69k | 326.09 |
| 2025-03-31 | $19M | 69k | 270.02 |
| 2024-12-31 | $16M | 65k | 237.97 |
| 2024-09-30 | $19M | 68k | 275.03 |
| 2024-06-30 | $16M | 66k | 243.00 |
| 2024-03-31 | $10M | 68k | 149.45 |
| 2023-12-31 | $14M | 69k | 195.71 |
| 2023-09-30 | $8.7M | 49k | 177.10 |
| 2023-06-30 | $9.4M | 49k | 189.94 |
| 2023-03-31 | $9.7M | 48k | 200.32 |
| 2022-12-31 | $11M | 48k | 238.04 |
| 2022-09-30 | $9.8M | 49k | 200.16 |
| 2022-06-30 | $7.5M | 52k | 145.85 |
| 2022-03-31 | $8.2M | 50k | 163.28 |
| 2021-12-31 | $8.9M | 52k | 170.06 |
| 2021-09-30 | $9.9M | 53k | 188.80 |
| 2021-06-30 | $9.0M | 53k | 169.51 |
| 2021-03-31 | $7.7M | 55k | 141.18 |
| 2020-12-31 | $7.2M | 55k | 130.54 |
| 2020-09-30 | $8.1M | 56k | 145.65 |
| 2020-06-30 | $8.6M | 58k | 148.12 |
| 2020-03-31 | $6.3M | 58k | 108.81 |
| 2019-12-31 | $6.9M | 60k | 115.16 |
| 2019-09-30 | $4.7M | 58k | 80.43 |
| 2019-06-30 | $3.6M | 49k | 72.55 |
| 2019-03-31 | $4.6M | 50k | 93.46 |
| 2018-12-31 | $10M | 140k | 72.73 |
| 2018-09-30 | $12M | 140k | 87.63 |
| 2018-06-30 | $14M | 139k | 98.44 |
| 2018-03-31 | $16M | 136k | 119.10 |
| 2017-12-31 | $17M | 136k | 127.18 |
| 2016-09-30 | $3.9M | 56k | 69.92 |
| 2016-06-30 | $2.5M | 45k | 55.58 |
| 2016-03-31 | $400k | 6.8k | 59.06 |
| 2015-12-31 | $636k | 6.8k | 93.90 |
| 2015-09-30 | $524k | 6.8k | 77.35 |
| 2015-06-30 | $773k | 6.8k | 114.11 |
| 2014-03-31 | $246k | 4.0k | 61.73 |