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 |
|---|---|---|---|---|---|---|---|
| 06 Nov 2025 | 431.78 | 445.50 | 429.00 | 440.49 | +1.36% | 700,500 | |
| 05 Nov 2025 | 422.11 | 438.53 | 417.00 | 434.56 | +2.62% | 974,500 | |
| 04 Nov 2025 | 429.90 | 431.50 | 421.83 | 423.47 | -2.44% | 1,170,100 | |
| 03 Nov 2025 | 454.58 | 457.26 | 429.60 | 434.07 | -4.82% | 1,556,500 | |
| 31 Oct 2025 | 449.00 | 459.77 | 441.22 | 456.04 | +1.44% | 1,817,600 | |
| 30 Oct 2025 | 450.00 | 472.36 | 436.51 | 449.56 | -6.65% | 2,313,900 | |
| 29 Oct 2025 | 475.19 | 482.73 | 467.09 | 481.59 | +1.19% | 1,360,100 | |
| 28 Oct 2025 | 476.50 | 484.61 | 473.29 | 475.91 | -0.56% | 836,300 | |
| 27 Oct 2025 | 465.56 | 485.36 | 465.55 | 478.58 | +3.27% | 1,174,500 | |
| 24 Oct 2025 | 468.68 | 469.29 | 459.38 | 463.43 | -0.12% | 771,300 | |
| 23 Oct 2025 | 464.71 | 468.86 | 456.90 | 464.00 | -0.19% | 683,300 | |
| 22 Oct 2025 | 477.66 | 480.53 | 461.21 | 464.90 | -1.92% | 950,000 | |
| 21 Oct 2025 | 488.42 | 490.05 | 471.40 | 474.00 | -3.51% | 826,200 | |
| 20 Oct 2025 | 476.82 | 495.55 | 476.82 | 491.22 | +1.98% | 950,000 | |
| 17 Oct 2025 | 481.65 | 492.62 | 476.44 | 481.67 | +0.12% | 1,029,200 | |
| 16 Oct 2025 | 474.39 | 488.39 | 470.46 | 481.07 | +2.30% | 964,700 | |
| 15 Oct 2025 | 469.19 | 485.28 | 467.50 | 470.27 | +0.19% | 1,475,400 | |
| 14 Oct 2025 | 462.13 | 479.69 | 457.73 | 469.36 | +0.95% | 1,435,700 | |
| 13 Oct 2025 | 456.13 | 473.65 | 453.83 | 464.95 | +0.98% | 1,579,100 | |
| 10 Oct 2025 | 460.28 | 460.60 | 451.00 | 460.46 | +0.77% | 937,000 | |
| 09 Oct 2025 | 451.00 | 459.57 | 448.83 | 456.95 | +1.39% | 1,052,000 | |
| 08 Oct 2025 | 464.46 | 464.46 | 449.72 | 450.68 | -1.94% | 929,800 | |
| 07 Oct 2025 | 456.94 | 462.63 | 448.95 | 459.58 | +1.68% | 791,800 | |
| 06 Oct 2025 | 458.69 | 458.69 | 449.92 | 452.00 | -0.95% | 918,500 | |
| 03 Oct 2025 | 465.01 | 465.01 | 448.47 | 456.35 | -1.01% | 969,100 |
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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