analyst
AL
NASDAQ · ALNY
Alnylam Pharmaceuticals, Inc.
Healthcare · Biotechnology
$239.56
Down-$5.95 (-2.42%)
Updated Sep 20, 2026, 2:26 PM
SID Score
4.7/10
Composite research score
Smart Money
58/100
Neutral
- Market cap
- 44.15B
- P/E ratio
- 140.31
- Dividend yield
- 0.00%
- 52-week range
- $197.81 – $495.55
- Volume
- 2.76M
- Avg. volume
- 1.54M
Price performance
ALNY price history
1M range · 19 trading sessions · Daily adjusted prices
ALNY closed at $239.56 after 19 trading sessions, up 1.50% for the selected period.
- Last close
- $239.56
- Period change
- +1.50%
- Period low
- $236.01
- Period high
- $267.40
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 18, 2026 | $246.41 | $246.49 | $238.51 | $239.56 | 2.76M |
| Sep 17, 2026 | $242.60 | $245.63 | $239.50 | $245.51 | 1.01M |
| Sep 16, 2026 | $239.50 | $242.24 | $236.00 | $239.36 | 853.9K |
| Sep 15, 2026 | $246.99 | $247.425 | $237.44 | $238.27 | 2.18M |
| Sep 14, 2026 | $250.165 | $252.79 | $244.18 | $249.99 | 997.23K |
| Sep 11, 2026 | $248.05 | $254.08 | $246.01 | $248.68 | 1.18M |
| Sep 10, 2026 | $256.68 | $256.68 | $246.42 | $247.51 | 1.63M |
| Sep 9, 2026 | $257.07 | $261.98 | $253.275 | $258.00 | 1.43M |
| Sep 8, 2026 | $259.00 | $272.08 | $254.005 | $260.10 | 2.01M |
| Sep 4, 2026 | $258.58 | $266.85 | $258.02 | $266.11 | 1.43M |
| Sep 3, 2026 | $265.94 | $271.19 | $261.54 | $264.50 | 1.71M |
| Sep 2, 2026 | $246.48 | $269.94 | $246.48 | $267.40 | 3.29M |
| Sep 1, 2026 | $242.398 | $248.13 | $238.00 | $246.11 | 1.94M |
| Aug 31, 2026 | $235.94 | $243.02 | $233.3306 | $240.69 | 1.64M |
| Aug 28, 2026 | $224.465 | $239.08 | $223.61 | $237.10 | 1.85M |
| Aug 27, 2026 | $236.56 | $238.00 | $230.455 | $236.56 | 1.29M |
| Aug 26, 2026 | $238.54 | $242.89 | $236.60 | $239.00 | 1.12M |
| Aug 25, 2026 | $236.56 | $240.67 | $235.411 | $240.08 | 1.58M |
| Aug 24, 2026 | $235.83 | $237.905 | $228.59 | $236.01 | 2.14M |
Latest ALNY news
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