ALNY Alnylam Pharmaceuticals, Inc.
Stock · NasdaqGS · United States · Healthcare · US02043Q1076
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Price history
Daily prices in USD.
Updated 06 Nov 2026 14:13. Information, not advice.
Prices by day, week and month
| Period | Opening price | High | Low | Closing price | Change | Volume | Dividend |
|---|---|---|---|---|---|---|---|
| 12 Dec 2025 | 408.86 | 410.04 | 387.03 | 397.55 | -3.65% | 1,659,000 | |
| 11 Dec 2025 | 403.36 | 414.22 | 402.22 | 412.63 | +2.02% | 1,284,800 | |
| 10 Dec 2025 | 416.54 | 417.00 | 403.80 | 404.46 | -2.59% | 1,188,900 | |
| 09 Dec 2025 | 430.45 | 433.31 | 412.31 | 415.21 | -3.44% | 1,610,500 | |
| 08 Dec 2025 | 447.00 | 449.78 | 423.45 | 430.02 | -6.13% | 2,411,600 | |
| 05 Dec 2025 | 468.29 | 473.50 | 455.32 | 458.12 | -1.55% | 627,300 | |
| 04 Dec 2025 | 472.67 | 477.06 | 463.03 | 465.34 | -1.68% | 984,000 | |
| 03 Dec 2025 | 466.49 | 479.79 | 460.41 | 473.29 | +1.80% | 1,092,900 | |
| 02 Dec 2025 | 453.90 | 472.48 | 453.01 | 464.93 | +2.28% | 1,204,100 | |
| 01 Dec 2025 | 450.00 | 462.93 | 448.27 | 454.56 | +0.74% | 1,070,600 | |
| 28 Nov 2025 | 448.18 | 455.76 | 444.43 | 451.23 | +1.37% | 563,900 | |
| 26 Nov 2025 | 432.87 | 447.69 | 430.27 | 445.12 | +3.56% | 908,200 | |
| 25 Nov 2025 | 436.84 | 441.82 | 428.57 | 429.80 | -1.02% | 1,009,200 | |
| 24 Nov 2025 | 439.46 | 444.67 | 420.30 | 434.23 | -0.49% | 1,750,400 | |
| 21 Nov 2025 | 448.23 | 449.53 | 433.50 | 436.38 | -2.11% | 1,298,000 | |
| 20 Nov 2025 | 463.32 | 467.73 | 445.34 | 445.79 | -3.25% | 787,600 | |
| 19 Nov 2025 | 462.27 | 465.32 | 456.90 | 460.76 | -0.33% | 893,800 | |
| 18 Nov 2025 | 458.15 | 469.11 | 456.27 | 462.30 | +0.38% | 668,600 | |
| 17 Nov 2025 | 449.00 | 463.92 | 449.00 | 460.54 | +2.53% | 962,100 | |
| 14 Nov 2025 | 453.87 | 461.96 | 448.28 | 449.16 | -1.06% | 968,500 | |
| 13 Nov 2025 | 450.67 | 456.14 | 447.12 | 453.97 | +0.27% | 798,900 | |
| 12 Nov 2025 | 450.63 | 459.27 | 446.71 | 452.74 | +0.17% | 937,700 | |
| 11 Nov 2025 | 443.53 | 455.20 | 441.21 | 451.95 | +2.32% | 981,700 | |
| 10 Nov 2025 | 445.00 | 449.68 | 440.93 | 441.70 | -0.23% | 739,000 | |
| 07 Nov 2025 | 437.81 | 443.69 | 430.84 | 442.70 | +0.50% | 822,600 |
Prices in USD, adjusted for splits but not for dividends. Weeks run Monday to Friday and months follow the calendar; the change compares each close with the previous period's. Dividends are those whose ex-dividend date falls in the period, per share. Information, not advice.
Key data
- Previous close
- 161.08 USD
- Market cap
- 21.0B
- Exchange
- NasdaqGS
- Country
- United States
- Sector
- Healthcare
- Industry
- Biotechnology
- Currency
- USD
Dividends
No dividends on record.
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