Alnylam Pharmaceuticals Inc (ALNY)
NASDAQ · Healthcare
Alnylam Pharmaceuticals Inc Stock Price History 2008–2025
Alnylam Pharmaceuticals Inc
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Historical daily closing price for Alnylam Pharmaceuticals Inc since 2006, adjusted for splits and dividends. The latest closing stock price for Alnylam Pharmaceuticals Inc as of June 10, 2026 is 291.22.
- The all-time high Alnylam Pharmaceuticals Inc stock closing price was 491.22 on October 20, 2025.
- The Alnylam Pharmaceuticals Inc 52-week high stock price is 491.22, which is 68.7% above the current share price.
- The Alnylam Pharmaceuticals Inc 52-week low stock price is 284.84, which is 2.2% below the current share price.
- The average Alnylam Pharmaceuticals Inc stock price for the last 52 weeks is 374.89.
Annual Close Price
YEAR-END CLOSE · USD
ANNUAL % CHANGE · %
| Year | Average | Year Open | Year High | Year Low | Year Close | Annual % Change |
|---|---|---|---|---|---|---|
| 2026 | 324.61 | 400.17 | 422.50 | 284.84 | 291.22 | -26.76% |
| 2025 | 347.84 | 233.62 | 491.22 | 224.32 | 397.65 | +68.99% |
| 2024 | 212.76 | 194.93 | 300.55 | 143.31 | 235.31 | +22.94% |
| 2023 | 192.38 | 233.59 | 235.53 | 151.41 | 191.41 | -19.46% |
| 2022 | 174.85 | 173.91 | 241.31 | 120.42 | 237.65 | +40.14% |
| 2021 | 167.88 | 128.10 | 209.29 | 126.83 | 169.58 | +30.48% |
| 2020 | 131.58 | 115.62 | 165.49 | 93.12 | 129.97 | +12.85% |
| 2019 | 84.84 | 72.76 | 124.23 | 65.86 | 115.17 | +57.96% |
| 2018 | 101.17 | 131.85 | 148.54 | 62.67 | 72.91 | -42.61% |
| 2017 | 80.42 | 38.64 | 139.98 | 36.88 | 127.05 | +239.34% |
| 2016 | 60.48 | 93.03 | 94.77 | 31.41 | 37.44 | -60.23% |
Alnylam Pharmaceuticals Inc Stock Price History — FAQ
Alnylam Pharmaceuticals Inc (ALNY) stock price history over the last 13 years — annual and quarterly figures with year-over-year growth and charts.
Where can I see ALNY's stock price history history?
The chart and table above show Alnylam Pharmaceuticals Inc's stock price history by year and by quarter, including the growth rate.