ALNY Alnylam Pharmaceuticals, Inc.
Stock · NasdaqGS · United States · Healthcare · US02043Q1076
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Price history
Daily prices in USD.
Updated 06 Nov 2026 16:24. Information, not advice.
Prices by day, week and month
| Period | Opening price | High | Low | Closing price | Change | Volume | Dividend |
|---|---|---|---|---|---|---|---|
| 17 Jun 2025 | 305.12 | 309.06 | 303.31 | 308.71 | -0.02% | 570,600 | |
| 16 Jun 2025 | 306.45 | 309.63 | 302.32 | 308.78 | +0.26% | 520,200 | |
| 13 Jun 2025 | 300.97 | 308.02 | 300.97 | 307.99 | +1.09% | 571,900 | |
| 12 Jun 2025 | 300.48 | 307.48 | 295.82 | 304.67 | +2.04% | 874,900 | |
| 11 Jun 2025 | 303.18 | 303.85 | 298.25 | 298.58 | -1.28% | 456,400 | |
| 10 Jun 2025 | 303.81 | 308.89 | 301.34 | 302.46 | -0.51% | 515,100 | |
| 09 Jun 2025 | 303.80 | 306.17 | 297.67 | 304.00 | +1.05% | 609,600 | |
| 06 Jun 2025 | 309.00 | 310.22 | 300.27 | 300.83 | -2.33% | 954,800 | |
| 05 Jun 2025 | 304.55 | 308.53 | 300.75 | 308.00 | +0.88% | 761,200 | |
| 04 Jun 2025 | 303.22 | 308.93 | 302.33 | 305.31 | +0.51% | 563,100 | |
| 03 Jun 2025 | 306.00 | 307.85 | 301.52 | 303.77 | -0.76% | 965,300 | |
| 02 Jun 2025 | 303.10 | 307.19 | 299.52 | 306.09 | +0.50% | 1,131,600 | |
| 30 May 2025 | 292.45 | 306.00 | 287.20 | 304.56 | +3.98% | 3,116,200 | |
| 29 May 2025 | 287.65 | 293.22 | 284.73 | 292.90 | +2.57% | 965,800 | |
| 28 May 2025 | 291.07 | 291.54 | 285.55 | 285.56 | -1.56% | 905,300 | |
| 27 May 2025 | 295.44 | 295.44 | 289.23 | 290.10 | +0.05% | 737,900 | |
| 23 May 2025 | 286.39 | 291.22 | 284.19 | 289.96 | +0.33% | 757,000 | |
| 22 May 2025 | 290.73 | 291.54 | 284.43 | 289.00 | -1.22% | 615,000 | |
| 21 May 2025 | 291.50 | 298.23 | 288.74 | 292.58 | +0.31% | 930,200 | |
| 20 May 2025 | 292.28 | 292.99 | 288.25 | 291.68 | -0.06% | 627,300 | |
| 19 May 2025 | 287.44 | 296.80 | 285.41 | 291.86 | +2.30% | 929,500 | |
| 16 May 2025 | 281.02 | 289.75 | 280.60 | 285.31 | +0.67% | 1,193,500 | |
| 15 May 2025 | 269.53 | 285.00 | 266.18 | 283.40 | +5.92% | 1,264,500 | |
| 14 May 2025 | 267.27 | 270.00 | 261.85 | 267.55 | +0.26% | 700,400 | |
| 13 May 2025 | 267.40 | 268.07 | 261.45 | 266.86 | -1.23% | 723,500 |
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
- 156.66 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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