Biggest movers / ICU

ICU alerts & big moves

SEASTAR MEDICAL HOLDING CORP · Nasdaq · Healthcare

Last price$0.8113

Change−3.23%vs previous close

Alerts23last 90 days

Last alertNovember 13, 202612:28 PM ET

52-week rangeas recorded on November 13, 2026

Low $0.9837High $5.38

Alert history — last 90 days

All 23 alerts in the window. Times are ET; the public list runs 15 minutes behind the live feed.

General−11.6%in 17 minNovember 13, 2026, 12:28 PM ET
$0.8125Vol 426.8K1.6× avg volumeHealthcare
General−11.2%in 16 minNovember 13, 2026, 10:45 AM ET
$0.8436Vol 289.0K1.1× avg volumeHealthcare
GeneralEarnings+11.4%in 17 minNovember 12, 2026, 11:15 AM ET
$1.10Vol 562.1K2.4× avg volumeHealthcare
GeneralEarnings−17.6%in 17 minNovember 12, 2026, 9:46 AM ET
$1.08Vol 262.1K1.1× avg volumeHealthcare
GeneralEarnings−21.0%in 11 minNovember 12, 2026, 9:30 AM ET
$1.19Vol 109.4K0.5× avg volumeHealthcare
GeneralEarnings+12.0%in 3 minNovember 12, 2026, 9:15 AM ET
$1.49Vol 70.8K0.3× avg volumeHealthcare
GeneralCompany update−11.3%in 14 minNovember 3, 2026, 4:28 PM ET
$2.04Vol 2.3M10× avg volumeHealthcare
GeneralCompany update+15.3%in 13 minNovember 3, 2026, 4:12 PM ET
$2.30Vol 2.3M10× avg volumeHealthcare
GeneralCompany update−10.2%in 17 minNovember 3, 2026, 10:55 AM ET
$2.19Vol 1.9M8.4× avg volumeHealthcare
GeneralCompany update+10.1%in 13 minNovember 3, 2026, 9:57 AM ET
$2.23Vol 1.6M7.2× avg volumeHealthcare
GeneralCompany update−13.6%in 8 minNovember 3, 2026, 8:45 AM ET
$2.22Vol 1.2M5.4× avg volumeHealthcare
GeneralCompany update+10.1%in 17 minNovember 3, 2026, 8:30 AM ET
$2.41Vol 77.6K0.3× avg volumeHealthcare
MomentumCompany update+10.5%in 17 minNovember 3, 2026, 8:26 AM ET
$2.42Vol 19.9K<0.1× avg volumeHealthcare
General−11.0%in 3 minOctober 7, 2026, 10:01 AM ET
$3.31Vol 640.7K5.9× avg volumeHealthcare
Momentum+14.3%in 16 minOctober 7, 2026, 9:53 AM ET
$3.68Vol 344.8K3.2× avg volumeHealthcare
General−11.4%in 15 minOctober 7, 2026, 8:34 AM ET
$3.27Vol 153.9K1.4× avg volumeHealthcare
General−10.8%October 7, 2026, 8:19 AM ET
$3.29Vol 58.4K0.5× avg volumeHealthcare
GeneralNew shares−11.0%in 11 minOctober 6, 2026, 9:44 AM ET
$3.07Vol 70.5K1.0× avg volumeHealthcare
General−14.4%in 15 minOctober 5, 2026, 8:23 AM ET
$3.80Vol 52.1K0.8× avg volumeHealthcare
General−11.0%in 17 minOctober 5, 2026, 8:08 AM ET
$4.40Vol 33.8K0.5× avg volumeHealthcare
Momentum+11.7%in 17 minOctober 2, 2026, 12:48 PM ET
$4.54Vol 122.9K2.9× avg volumeHealthcare
General+10.5%in 17 minOctober 2, 2026, 12:38 PM ET
$4.36Vol 93.9K2.2× avg volumeHealthcare
General−10.8%in 1 minSeptember 29, 2026, 2:18 PM ET
$3.29Vol 44.6K1.2× avg volumeHealthcare

Recent SEC filings

Straight from EDGAR — the company’s own filings, in plain English. Every line links to the original document.

Quarterly report10-QNovember 12, 2026
The company filed its quarterly financial report. This is scheduled, not news in itself.
Read the filing on sec.gov →
Earnings8-KNovember 12, 2026
The company reported its financial results.
Read the filing on sec.gov →
Company update8-KNovember 3, 2026
The company told regulators something it considered important had happened.
Read the filing on sec.gov →
New sharesS-3October 30, 2026
The company registered shares that could be sold later. It is asking permission to sell, not selling yet.
Read the filing on sec.gov →
SEC filingDOctober 8, 2026
A filing the company made with the SEC.
Read the filing on sec.gov →
New shares8-KOctober 5, 2026
The company sold new shares privately. That dilutes existing shareholders — each share becomes a smaller slice of the company.
Read the filing on sec.gov →

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