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SeaStar Medical Holding Corp (ICUCW) stock

ICUCWNasdaqSurgical & Medical Instruments & ApparatusFiscal year ends December 31Also trades as ICU
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 12, 2026Score 3/309% above fair value
$0.01−0.01 (-34.73%)

Close on Oct 30, 2026Market cap $9.87MP/E –Yield –

Price history

SeaStar Medical share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$0.0109
-34.73% on the day
52-week range
$0.0084 – $0.075
-85.5% from the high
Change over 52 weeks
-71.3%
From $0.038 on Oct 30, 2025
Average volume
20,066
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$0.0125$0.0125$0.0109$0.0109-34.73%140,859
Oct 29, 2026$0.0167$0.0167$0.0167$0.01670.00%38
Oct 28, 2026$0.0152$0.0169$0.0121$0.0167+9.15%198,098
Oct 27, 2026$0.0153$0.0153$0.0152$0.0153-1.29%4,377
Oct 26, 2026$0.0155$0.0156$0.0151$0.0155-0.64%20,620
Oct 23, 2026$0.019$0.019$0.0156$0.0156-22.00%440
Oct 22, 2026$0.02$0.02$0.02$0.02-0.99%102
Oct 21, 2026$0.0248$0.0249$0.0201$0.0202+0.50%3,100
Oct 20, 2026$0.0249$0.0249$0.02$0.0201+0.50%2,759
Oct 19, 2026$0.02$0.02$0.02$0.020.00%161
Oct 16, 2026$0.02$0.02$0.02$0.020.00%–
Oct 15, 2026$0.02$0.02$0.02$0.020.00%319
Oct 14, 2026$0.0202$0.0202$0.02$0.02+28.21%10,485
Oct 13, 2026$0.0156$0.0183$0.0156$0.0156-9.83%20,027
Oct 12, 2026$0.0176$0.0177$0.0154$0.0173+13.82%18,157
Oct 9, 2026$0.0152$0.0152$0.0152$0.01520.00%11,047
Oct 8, 2026$0.0152$0.0152$0.0152$0.01520.00%50
Oct 7, 2026$0.0158$0.0162$0.0151$0.0152+0.66%67,275
Oct 6, 2026$0.0151$0.0151$0.0151$0.01510.00%90
Oct 5, 2026$0.0152$0.0152$0.0151$0.0151-20.53%51,105
Oct 2, 2026$0.017$0.023$0.017$0.019+16.56%96,405
Oct 1, 2026$0.0163$0.0163$0.0163$0.01630.00%69
Sep 30, 2026$0.0162$0.0166$0.0161$0.0163+5.84%15,672
Sep 29, 2026$0.0154$0.0154$0.0154$0.01540.00%213
Sep 28, 2026$0.0154$0.0154$0.0154$0.01540.00%16
Sep 25, 2026$0.0155$0.0155$0.0154$0.0154-6.10%1,100
Sep 24, 2026$0.0164$0.0164$0.0164$0.01640.00%108
Sep 23, 2026$0.0164$0.0164$0.0164$0.01640.00%17
Sep 22, 2026$0.0164$0.0164$0.0164$0.01640.00%34
Sep 21, 2026$0.0164$0.0164$0.0164$0.01640.00%–

Seasonality

ICUCW return in each calendar month over the last 6 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average80.7%4.7%-2.4%-19.7%-17.6%-5.2%17.8%-15.8%-9.0%44.6%-17.6%-18.1%
Months up4 of 53 of 53 of 51 of 60 of 63 of 65 of 61 of 62 of 64 of 62 of 50 of 5
2026120.4%20.1%-3.7%-30.6%-21.0%9.5%11.6%-12.4%-3.6%-33.1%
2025108.3%-23.3%6.7%-14.8%-6.0%-29.2%45.2%59.5%-41.2%45.4%-68.8%-8.1%
2024176.3%56.8%10.9%-36.9%-13.1%-32.5%61.1%-46.9%-6.3%-28.4%-0.3%-33.3%
202327.8%4.3%-29.3%-11.6%-56.0%10.6%9.6%-59.8%-12.4%214.9%-23.4%-10.6%
2022-29.0%-34.5%3.4%-32.3%-3.2%-17.0%-28.7%-12.7%0.3%56.7%1.8%-19.6%
20217.7%-6.5%27.4%8.0%-22.2%9.5%12.4%2.5%-18.9%