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Annexon (ANNX) Stock Chart & Stock Price History

Annexon logo
$4.96 -0.25 (-4.80%)
Closing price 05/18/2026 04:00 PM Eastern
Extended Trading
$5.00 +0.04 (+0.91%)
As of 04:23 AM 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.

Annexon Stock Price Performance

The Annexon (ANNX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 137.32%, with a year-to-date return of -1.20%. In the past month, the stock has decreased 24.16%, reflecting recent market activity.

As of the latest close, Annexon traded at $4.96 with a market cap of $812.65 million and volume of 3.28 million shares. Five years ago, the stock traded at $21.20, representing a 76.60% decrease over that period. At the time, it had a market cap of $810.69 million and a volume of 159,434 shares.

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5 Day
Performance
-7.64%
1 Month
Performance
-24.16%
3 Month
Performance
-2.75%
Year-To-Date
Performance
-1.20%
1 Year
Performance
+137.32%
5 Year
Performance
-76.60%

ANNX Stock Chart for Tuesday, May, 19, 2026

Annexon Stock Price History

DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
05/18/2026$5.21$4.96
-4.80%
$5.35$4.913.28 million shs$812.65 million
05/15/2026$5.37$5.21
-2.98%
$5.37$5.061.85 million shs$853.61 million
05/14/2026$5.45$5.37
-1.47%
$5.53$5.331.59 million shs$879.84 million
05/13/2026$5.44$5.45
+0.18%
$5.59$5.342.25 million shs$892.93 million
05/12/2026$5.68$5.44
-4.23%
$5.62$5.441.19 million shs$891.29 million
05/11/2026$5.69$5.68
-0.18%
$5.93$5.592.28 million shs$923.04 million
05/08/2026$5.52$5.69
+3.08%
$6.03$5.562.01 million shs$897.04 million
05/07/2026$5.72$5.52
-3.41%
$5.71$5.282.36 million shs$897.06 million
05/06/2026$5.72$5.72
-0.09%
$5.82$5.651.35 million shs$928.75 million
05/05/2026N/A$5.72$5.88$5.641.92 million shs$929.54 million
04/30/2026$5.89$5.87
-0.34%
$6.01$5.832.17 million shs$953.92 million
04/29/2026$6.00$5.89
-1.83%
$6.07$5.782.57 million shs$957.17 million
04/28/2026$6.10$6.00
-1.64%
$6.26$5.952.16 million shs$975.06 million
04/27/2026$5.88$6.10
+3.74%
$6.17$5.823.09 million shs$991.31 million
04/24/2026$6.06$5.88
-2.97%
$6.11$5.811.39 million shs$955.56 million
04/23/2026$6.26$6.06
-3.19%
$6.42$6.052.09 million shs$984.79 million
04/22/2026$6.20$6.26
+0.97%
$6.32$6.131.85 million shs$1.02 billion
04/21/2026$6.43$6.20
-3.58%
$6.39$6.111.70 million shs$1.01 billion
04/20/2026$6.54$6.43
-1.68%
$6.53$6.241.43 million shs$1.04 billion

This page (NASDAQ:ANNX) was last updated on 5/19/2026 by MarketBeat.com Staff.
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