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Alnylam Pharmaceuticals (ALNY) Stock Chart & Stock Price History

Alnylam Pharmaceuticals logo
$282.85 -6.54 (-2.26%)
Closing price 04:00 PM Eastern
Extended Trading
$284.00 +1.15 (+0.41%)
As of 07:24 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Alnylam Pharmaceuticals Stock Price Performance

The Alnylam Pharmaceuticals (ALNY) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 7.16%, with a year-to-date return of -28.87%. In the past month, the stock has decreased 3.14%, reflecting recent market activity.

As of the latest close, Alnylam Pharmaceuticals traded at $289.39 with a market cap of $38.64 billion and volume of 1.06 million shares. Five years ago, the stock traded at $165.02, representing a 71.40% increase over that period. At the time, it had a market cap of $19.40 billion and a volume of 709,382 shares.

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5 Day
Performance
-6.67%
1 Month
Performance
-3.14%
3 Month
Performance
-10.84%
Year-To-Date
Performance
-28.87%
1 Year
Performance
-7.16%
5 Year
Performance
+71.40%

ALNY Stock Chart for Friday, June, 12, 2026

Alnylam Pharmaceuticals Stock Price History

DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
06/12/2026$289.39$282.85
-2.26%
$291.28$281.771.42 million shs$37.76 billion
06/11/2026$291.22$289.39
-0.63%
$292.98$285.221.06 million shs$38.64 billion
06/10/2026$297.69$291.22
-2.17%
$299.70$290.53927,325 shs$38.88 billion
06/09/2026$292.16$297.69
+1.89%
$302.85$293.971.26 million shs$39.74 billion
06/08/2026$303.05$292.16
-3.59%
$303.57$285.541.65 million shs$39.01 billion
06/05/2026$303.64$303.05
-0.19%
$306.73$300.501.00 million shs$40.46 billion
06/04/2026$292.58$303.64
+3.78%
$310.53$293.851.08 million shs$40.54 billion
06/03/2026$286.12$292.58
+2.26%
$293.16$283.10987,683 shs$39.06 billion
06/02/2026$295.63$286.12
-3.22%
$295.60$285.001.04 million shs$39.47 billion
06/01/2026$301.98$295.63
-2.10%
$303.98$295.131.19 million shs$39.47 billion
05/29/2026$305.06$301.98
-1.01%
$305.68$297.622.28 million shs$40.32 billion
05/28/2026$295.63$305.06
+3.19%
$305.98$291.841.02 million shs$40.73 billion
05/27/2026$295.50$295.63
+0.04%
$299.98$292.91629,464 shs$39.47 billion
05/26/2026$297.45$295.50
-0.66%
$301.09$294.26649,711 shs$39.45 billion
05/25/2026$297.45$297.45$303.33$294.99681,280 shs$39.71 billion
05/22/2026$300.51$297.45
-1.02%
$303.33$294.99681,280 shs$39.71 billion
05/21/2026$298.48$300.51
+0.68%
$301.43$293.00650,230 shs$40.12 billion
05/20/2026$294.30$298.48
+1.42%
$300.08$292.10799,212 shs$39.85 billion
05/19/2026$286.27$294.30
+2.81%
$294.93$284.38769,853 shs$39.29 billion
05/18/2026$286.98$286.27
-0.25%
$291.97$285.26873,360 shs$38.22 billion
05/15/2026$293.45$286.98
-2.20%
$298.00$286.761.15 million shs$38.31 billion
05/14/2026$291.48$293.45
+0.68%
$297.00$287.51889,661 shs$39.18 billion
05/13/2026$292.03$291.48
-0.19%
$298.38$288.56975,712 shs$38.92 billion
05/12/2026$284.84$292.03
+2.52%
$295.86$286.73826,106 shs$38.99 billion
05/11/2026$295.05$284.84
-3.46%
$296.37$284.281.29 million shs$38.03 billion

This page (NASDAQ:ALNY) was last updated on 6/12/2026 by MarketBeat.com Staff.
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