Alnylam Pharmaceuticals, Inc. (ALNY)
Nasdaq-100 · data since 2004-06-01 · last close 2026-07-24
1d
+1.13%
7d
+1.61%
30d
-7.58%
YTD
-31.66%
1y
-17.14%
Alnylam Pharmaceuticals, Inc. (ALNY) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -15.0 | -1.5 | -0.6 | -6.5 | -2.4 | -0.3 | -9.7 | · | · | · | · | · |
| 2025 | 15.3 | -9.1 | 9.4 | -2.5 | 15.7 | 7.1 | 20.3 | 13.8 | 2.1 | 0.0 | -1.1 | -11.9 |
| 2024 | -9.7 | -12.6 | -1.1 | -3.7 | 3.1 | 63.7 | -2.3 | 10.6 | 4.7 | -3.1 | -5.1 | -7.0 |
| 2023 | -4.7 | -15.4 | 4.6 | -0.6 | -7.1 | 2.7 | 2.9 | 1.2 | -10.5 | -14.3 | 10.8 | 13.8 |
| 2022 | -18.9 | 14.7 | 3.5 | -18.3 | -5.7 | 15.9 | -2.6 | 45.5 | -3.1 | 3.5 | 6.4 | 7.7 |
| 2021 | 15.8 | -1.6 | -4.7 | -0.4 | 1.0 | 19.4 | 5.6 | 12.6 | -6.3 | -15.5 | 15.2 | -7.7 |
| 2020 | -0.3 | 2.5 | -7.5 | 21.0 | 2.7 | 9.5 | -1.6 | -9.0 | 9.8 | -15.5 | 5.6 | 0.1 |
| 2019 | 14.6 | 1.8 | 9.9 | -4.4 | -24.4 | 7.5 | 6.9 | 4.0 | -0.3 | 7.9 | 35.0 | -1.7 |
| 2018 | 2.3 | -7.6 | -0.9 | -20.6 | 5.2 | -1.0 | -3.5 | 29.1 | -28.6 | -8.1 | 0.9 | -10.2 |
| 2017 | 6.8 | 29.1 | -0.8 | 4.6 | 22.1 | 21.9 | 3.7 | 3.6 | 37.0 | 3.7 | 10.4 | -5.6 |
| 2016 | -26.8 | -15.0 | 7.2 | 6.8 | 7.0 | -22.6 | 22.7 | 2.6 | -3.0 | -47.5 | 23.2 | -14.7 |
| 2015 | -3.3 | 8.2 | 2.9 | -2.4 | 28.7 | -8.6 | 6.3 | -19.2 | -21.9 | 7.0 | 21.1 | -9.5 |
| 2014 | 30.1 | -2.9 | -17.4 | -26.2 | 19.7 | 6.5 | -14.3 | 28.7 | 12.1 | 18.8 | 8.4 | -3.5 |
| 2013 | 32.2 | -1.8 | 2.9 | -1.7 | 27.9 | 1.2 | 48.9 | 12.2 | 23.6 | -10.0 | 6.2 | 5.1 |
| 2012 | 41.8 | 15.4 | -17.0 | 2.9 | -10.1 | 13.8 | 60.4 | -2.1 | 2.7 | -13.9 | 5.0 | 7.5 |
| 2011 | 4.8 | 6.3 | -12.9 | 7.3 | 2.0 | -10.5 | 0.1 | -25.6 | -5.9 | 23.6 | -12.6 | 14.8 |
| 2010 | -4.1 | 3.1 | -2.3 | -0.3 | -6.8 | -4.9 | 2.2 | -10.9 | -10.2 | 7.1 | -30.4 | 7.8 |
| 2009 | -14.7 | -12.6 | 3.3 | -3.7 | 11.0 | 9.4 | 4.5 | -4.2 | 1.7 | -24.9 | -1.4 | 4.8 |
| 2008 | 3.3 | -5.5 | -14.1 | 2.8 | 15.2 | -7.4 | 30.1 | -14.8 | -2.4 | -20.6 | -20.7 | 35.7 |
| 2007 | -0.8 | -11.5 | -4.3 | 4.3 | -12.6 | -7.4 | 58.7 | -3.1 | 40.2 | -3.6 | 3.3 | -10.8 |
| 2006 | 0.9 | 19.6 | 9.4 | -12.6 | -3.8 | 2.0 | -15.3 | 2.0 | 10.7 | 36.9 | 8.9 | -0.3 |
| 2005 | -6.3 | 2.1 | 2.5 | 6.1 | -4.1 | -2.1 | 33.6 | -2.6 | 18.9 | -15.0 | 30.7 | 6.0 |
| 2004 | · | · | · | · | · | 8.0 | -31.9 | 6.8 | 4.7 | -8.8 | 52.4 | -6.6 |
| Avg | 2.9 | 0.3 | -1.3 | -2.2 | 3.8 | 5.4 | 9.8 | 3.7 | 3.5 | -4.2 | 7.8 | 0.6 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
Seasonality — average by calendar month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +2.9% | +0.3% | -1.3% | -2.2% | +3.8% | +5.4% | +10.7% | +3.7% | +3.5% | -4.2% | +7.8% | +0.6% |
| Win rate | 50%/22 | 45%/22 | 45%/22 | 36%/22 | 59%/22 | 61%/23 | 68%/22 | 59%/22 | 55%/22 | 41%/22 | 73%/22 | 45%/22 |
Win rate = share of positive months / sample size.
Risk & extremes
Max drawdown
-83.6%
Worst peak-to-trough fall on record
Monthly volatility
±15.8%
Std. dev. of monthly returns
Positive months
53%
Share of completed months in the green
Best month
+63.71%
2024-06
Worst month
-47.48%
2016-10
Longest streaks
8▲ / 8▼
Consecutive up / down months
Drawdown & rolling returns
Percent below the all-time high at each month-end — how far underwater the asset was.
About Alnylam Pharmaceuticals, Inc.
Alnylam Pharmaceuticals, Inc. does respectable public-company things — with price receipts on this site going back to 2004. And the long game: $100 at its first close here (2004) would be about $3,982 today.
Did you know?
- Its best month on record was June 2024 at +63.71%; its worst, October 2016 at -47.48%.
- It has closed November in the green 16 out of 22 times — past performance, future shrug.
Trivia for entertainment — the numbers come from our price data; the jokes don't.