ALNY

Alnylam Pharmaceuticals, Inc. $248.68 1M +11.0% 3M -14.1% YTD -37.9% as of 2026-09-11
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Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.2%
Next 1 week
+0.8%
Next 1 month
-0.5%
Seasonality
Mildly negative window
Next 30 days (to Oct 14): -4.9% median, 48% of the last 21 years finished up.
20-year seasonality chart →
Mean reversion
Neutral — RSI(2) at 20
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is -0.04%/day.
Mean-reversion stats →
1-month breakdown — Market · β 0.37 -0.1% · Seasonal tilt -0.4%
$32.1B market cap (#373 US) $419M/day volume 47% volatility -47% 1-year -50% from ATH
52-week range · 17% of the way up · -50% from the high
$197.81$495.55

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

Earnings Full history →

Next report 2026-10-29 (Thursday, before open, in 45 days) · EPS est. 2.32.

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.

Data from the U.S. House Clerk and FINRA, plus end-of-day prices. Not investment advice.