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SeaStar Medical (ICU) Stock Chart & Stock Price History

SeaStar Medical logo
$3.61 +0.12 (+3.44%)
Closing price 10/9/2026 04:00 PM Eastern
Extended Trading
$3.58 -0.03 (-0.89%)
As of 10/9/2026 07:55 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.

SeaStar Medical Stock Price Performance

The SeaStar Medical (ICU) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 36.84%, with a year-to-date return of 50.42%. In the past month, the stock has increased 15.34%, reflecting recent market activity.

As of the latest close, SeaStar Medical traded at $3.61 with a market cap of $15.92 million and volume of 104,412 shares.

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5 Day
Performance
+1.69%
1 Month
Performance
+15.34%
3 Month
Performance
-27.07%
Year-To-Date
Performance
+50.42%
1 Year
Performance
-36.84%

ICU Stock Chart for Saturday, October, 10, 2026

SeaStar Medical Stock Price History

Price Date
0 Results
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
10/09/2026$3.49$3.61
+3.44%
$3.63$3.31104,412 shs$15.92 million
10/08/2026$3.72$3.49
-6.18%
$3.72$3.33209,114 shs$15.39 million
10/07/2026$3.19$3.72
+16.61%
$3.77$3.051.36 million shs$16.39 million
10/06/2026$3.55$3.19
-10.14%
$3.50$3.07292,710 shs$14.07 million
10/05/2026$4.69$3.55
-24.31%
$3.74$3.44592,876 shs$15.66 million
10/02/2026$3.75$4.69
+25.07%
$4.80$3.69512,706 shs$20.68 million
10/01/2026$3.94$3.75
-4.82%
$3.99$3.7128,344 shs$16.54 million
09/30/2026$3.56$3.94
+10.67%
$4.09$3.6286,713 shs$17.36 million
09/29/2026$3.40$3.56
+4.71%
$3.75$3.26135,131 shs$15.70 million
09/28/2026$3.42$3.40
-0.58%
$3.42$3.3310,433 shs$14.99 million
09/25/2026$3.44$3.42
-0.58%
$3.54$3.3929,962 shs$15.08 million
09/24/2026$3.53$3.44
-2.55%
$3.51$3.2213,898 shs$15.16 million
09/23/2026$3.53$3.53$3.60$3.4511,529 shs$15.57 million
09/22/2026$3.58$3.53
-1.40%
$3.60$3.4222,142 shs$15.57 million
09/21/2026$3.54$3.58
+1.13%
$3.58$3.3322,484 shs$15.78 million
09/18/2026$3.50$3.54
+1.14%
$3.68$3.4377,763 shs$15.60 million
09/17/2026$3.08$3.50
+13.64%
$3.50$2.9177,847 shs$15.44 million
09/16/2026$3.02$3.08
+1.99%
$3.11$2.9814,085 shs$13.58 million
09/15/2026$3.07$3.02
-1.63%
$3.05$2.9229,071 shs$13.31 million
09/14/2026$3.03$3.07
+1.32%
$3.08$3.0311,203 shs$13.54 million
09/11/2026$3.13$3.03
-3.19%
$3.16$2.9744,974 shs$13.36 million
09/10/2026$3.10$3.13
+0.97%
$3.34$3.0966,897 shs$13.80 million
09/09/2026$2.95$3.10
+5.08%
$3.20$3.0262,334 shs$13.66 million

This page (NASDAQ:ICU) was last updated on 10/9/2026 by MarketBeat.com Staff.
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