ALNY

Alnylam Pharmaceuticals, Inc. $232.40 as of 2026-10-28
Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.1%
Next 1 week
+0.7%
Next 1 month
+1.3%
Seasonality
Bullish window historically
Next 30 days (to Nov 28): +5.5% median, 67% of the last 21 years finished up.
20-year seasonality chart →
Mean reversion
Overbought — RSI(2) at 86
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is -0.01%/day.
Mean-reversion stats →
1-month breakdown — Market · β 0.43 +1.1% · Seasonal tilt +0.2%
$30.0B market cap (#373 US) $320M/day volume 48% volatility -51% 1-year -53% from ATH
52-week range · 12% of the way up · -52% from the high
$197.81$484.61

Congressional trades in ALNY Full tracker →

6 members · 8 buys / 10 sells · $335K–$965K disclosed · latest filing Sep 9, 2026.

SELL CB Cory A Booker · traded Aug 11, 2026 $1K–$15K
SELL JS Jefferson Shreve · traded May 12, 2025 $15K–$50K
SELL JG Josh Gottheimer · traded Jan 29, 2024 $1K–$15K
BUY JG Josh Gottheimer · traded Jan 11, 2024 $1K–$15K
SELL JG Josh Gottheimer · traded Dec 11, 2023 $1K–$15K
BUY DG Daniel Goldman · traded Mar 6, 2023 $15K–$50K
SELL DG Daniel Goldman · traded Jan 31, 2023 $15K
BUY JG Josh Gottheimer · traded Sep 28, 2022 $1K–$15K
SELL JG Josh Gottheimer · traded Nov 13, 2020 $1K–$15K
BUY JG Josh Gottheimer · traded Apr 6, 2020 $1K–$15K
SELL JG Josh Gottheimer · traded Oct 18, 2018 $1K–$15K
BUY JG Josh Gottheimer · traded Jun 1, 2018 $1K–$15K
SELL BC Barbara J Comstock · traded Mar 5, 2018 $15K–$50K
BUY BC Barbara J Comstock · traded Oct 12, 2017 $15K–$50K
SELL RH Richard L. Hanna · traded Dec 13, 2016 $100K–$250K
BUY RH Richard L. Hanna · traded Dec 30, 2016 $50K–$100K
SELL RH Richard L. Hanna · traded Dec 30, 2016 $1K–$15K
BUY RH Richard L. Hanna · traded Oct 13, 2016 $100K–$250K

Earnings Full history →

Next report 2026-10-29 (Thursday, before open, in 0 days) · EPS est. 2.25.

1-day std dev
7.2%
Finished up
50%
Biggest pop
+15.4%
Biggest drop
-28.3%

Standard deviation of the close-to-close move over the last 60 reports. History, not a forecast.

ReportedEst.Actual SurpriseGap Day 1Day 5
2026-07-30 miss 2.14 1.84 -14.2% -21.5% -28.3% -24.6%
2026-04-30 beat 1.47 1.99 +35.3% +2.1% +2.8% -1.8%
2026-02-12 miss 1.50 1.25 -16.5% -2.4% -4.3% +4.3%
2025-10-30 beat 1.75 2.90 +66.1% -6.6% -6.7% -8.5%
2025-07-31 beat 0.15 0.32 +119.6% +3.0% +15.4% +28.0%
2025-05-01 beat -0.37 -0.01 +97.3% -2.3% -3.1% -1.9%
2025-02-13 beat -0.14 0.06 +142.5% -2.8% -0.4% -5.8%
2024-10-31 miss -0.39 -0.50 -26.7% -2.2% -5.3% -3.3%
2024-08-01 beat -0.69 0.56 +181.1% +5.3% +13.1% +13.9%
2024-05-02 beat -0.63 -0.16 +74.5% +0.6% +0.2% +0.9%
2024-02-15 miss -0.77 -0.77 -0.2% -8.6% -10.2% -4.0%
2023-11-02 beat -0.96 1.74 +281.9% +3.4% +2.9% +4.8%
2023-08-03 miss -1.34 -1.62 -21.2% -2.6% +1.7% -1.1%
2023-05-04 beat -1.43 -1.06 +25.7% +1.1% +3.0% +3.3%
2023-02-23 beat -1.48 -1.39 +6.3% -1.5% -2.4% -3.3%
2022-10-27 miss -1.38 -1.58 -14.6% -1.8% -3.5% +7.3%
2022-07-28 miss -1.36 -2.03 -49.4% -3.5% +1.1% +57.8%
2022-04-28 miss -1.46 -1.49 -2.1% -2.9% -7.6% -11.7%
2022-02-10 miss -1.26 -1.69 -34.4% -2.1% -0.4% -1.0%
2021-10-28 miss -1.24 -1.51 -21.4% -11.6% -15.2% -2.9%
2021-08-03 miss -1.28 -1.30 -1.2% +0.7% +0.5% +16.7%
2021-04-29 miss -1.40 -1.64 -17.1% +1.0% -2.7% -8.0%
2021-02-11 miss -1.38 -1.60 -15.9% +1.7% +0.7% -5.5%
2020-11-05 miss -1.34 -1.58 -18.0% +2.9% -1.2% -5.1%
2020-08-06 miss -1.40 -1.67 -19.4% -1.2% -4.2% -8.6%
2020-05-06 miss -1.51 -1.52 -0.9% +0.0% +2.9% -1.3%
2020-02-06 miss -1.92 -1.98 -3.1% -4.9% +0.3% +7.0%
2019-10-31 beat -1.83 -1.50 +18.1% -2.2% -0.6% +4.9%
2019-08-06 beat -1.85 -1.83 +1.2% -2.0% +4.2% +12.0%
2019-05-01 beat -1.80 -1.42 +21.1% +2.9% -7.1% -21.5%
2019-02-07 beat -1.93 -1.82 +5.7% +1.9% -3.8% +3.4%
2018-11-07 beat -1.79 -1.56 +12.9% -7.8% -11.9% -24.6%
2018-08-02 miss -1.71 -1.83 -6.9% +3.7% +0.8% -0.3%
2018-05-03 beat -1.51 -1.41 +6.4% +0.8% +4.6% +14.3%
2018-02-08 miss -1.36 -1.48 -8.7% +0.8% -4.7% -0.3%
2017-11-07 miss -1.23 -1.34 -9.3% +1.3% +2.2% -2.7%
2017-08-09 miss -1.17 -1.34 -14.7% -2.9% -5.7% -0.3%
2017-05-05 miss -1.24 -1.25 -0.5% -2.6% +0.4% +3.5%
2017-02-08 miss -1.31 -1.32 -0.9% +12.7% +10.7% +15.7%
2016-11-02 miss -1.16 -1.21 -4.0% +0.8% -12.6% +27.3%
2016-08-04 beat -1.27 -1.05 +17.4% +1.5% +10.4% +4.3%
2016-05-02 miss -1.08 -1.21 -11.9% -2.9% -11.6% -16.5%
2016-02-11 miss -0.92 -1.07 -16.0% -8.0% +4.5% +10.0%
2015-11-09 miss -0.90 -0.91 -1.5% -1.6% +7.2% -0.2%
2015-08-06 miss -0.73 -0.85 -16.8% -8.2% -11.4% -11.8%
2015-05-07 miss -0.60 -0.62 -2.7% -1.0% +5.8% +12.4%
2015-02-12 beat -0.57 -0.28 +50.9% +2.3% +1.8% +10.9%
2014-11-05 beat -0.64 -0.58 +9.0% +1.2% +5.6% +12.9%
2014-08-07 miss -0.55 -0.63 -15.0% -3.0% +3.6% +19.9%
2014-05-08 beat -0.54 -0.39 +27.4% -5.1% +8.1% +14.0%
2014-02-13 miss -0.43 -0.51 -17.5% -0.1% -3.5% +7.5%
2013-11-06 miss -0.39 -0.48 -22.0% -0.1% -7.4% -7.6%
2013-08-08 beat -0.33 -0.29 +12.5% +1.9% +1.8% +1.9%
2013-05-06 beat -0.31 -0.15 +51.8% +2.6% +3.0% +18.1%
2013-02-07 miss -0.95 -1.20 -26.3% +2.6% +4.1% +1.0%
2012-11-05 miss -0.32 -0.38 -20.2% +0.0% -3.1% +1.3%
2012-08-06 miss -0.21 -0.25 -19.8% -5.7% -1.4% -7.8%
2012-05-03 beat -0.34 -0.25 +27.5% +1.0% -5.0% +3.9%
2012-02-09 miss -0.33 -0.33 -1.3% -3.4% -6.9% -6.5%
2011-11-01 beat -0.35 -0.31 +11.9% +2.8% +0.6% -5.0%

Not investment advice.