Alnylam Pharmaceuticals shares owned by Loomis, Sayles and
Quarter-by-quarter ownership of Alnylam Pharmaceuticals (ALNY) shares owned by Loomis, Sayles and
from 13F filings
Historical chart of Loomis, Sayles and investment in Alnylam Pharmaceuticals
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All positions including Alnylam Pharmaceuticals held by Loomis, Sayles and consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Alnylam Pharmaceuticals by Loomis, Sayles and
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $228M | 501k | 456.00 |
| 2025-06-30 | $159M | 487k | 326.09 |
| 2025-03-31 | $134M | 498k | 270.02 |
| 2024-12-31 | $118M | 503k | 235.31 |
| 2024-09-30 | $145M | 525k | 275.03 |
| 2024-06-30 | $138M | 569k | 243.00 |
| 2024-03-31 | $87M | 582k | 149.45 |
| 2023-09-30 | $111M | 625k | 177.10 |
| 2023-06-30 | $123M | 645k | 189.94 |
| 2023-03-31 | $132M | 658k | 200.32 |
| 2022-12-31 | $169M | 713k | 237.65 |
| 2022-09-30 | $150M | 748k | 200.16 |
| 2022-06-30 | $121M | 828k | 145.85 |
| 2022-03-31 | $142M | 869k | 163.29 |
| 2021-12-31 | $169M | 996k | 169.58 |
| 2021-09-30 | $183M | 968k | 188.81 |
| 2021-06-30 | $160M | 946k | 169.52 |