Figures computed from official regulatory filings — .
Analysttarget 10 USD (+182%) · consensus 4/5 · 1 buy · 0 hold · 0 sell
Ownershipinsiders 11.62% · institutions 7.62% · short 2.8% of float
In USD · as of Oct 5, 2026
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SeaStar Medical Holding Corporation, a commercial-stage healthcare company, develops a proprietary platform therapy to reduce the consequences of hyperinflammation on vital organs in the United States. The company offers the selective cytopheretic device (SCD), which is a disease-modifying device that neutralizes over-active immune cells and stops the cytokine storm that yields destructive hyperinflammation; and QUELIMMUNE, an SCD therapy for pediatric patients with acute kidney injury (AKI) due to sepsis. It also develops NEUTRALIZE-AKI, an SCD therapy that is in clinical trials for adult patients with AKI; and other products in various therapeutic areas, including cardiorenal syndrome, hepatorenal syndrome, and myocardial stunning in end-stage renal disease. SeaStar Medical Holding Corporation was founded in 2007 and is headquartered in Denver, Colorado.
Market information source · Oct 5, 2026
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
26 buys— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| Messinger Michaeltrack record | Buy | $2.5K | conv 61 |
| Baird Jennifer A | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Schlorff Eric | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Vincent Bernadette N | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Chung Kevintrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Neuman Johntrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Van Heel Kenneth | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Van Heel Kenneth | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Schlorff Eric | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Neuman Johntrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Chung Kevintrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Towne Bradford K | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Baird Jennifer A | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Vincent Bernadette N | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Baird Jennifer A | Buy | $1K | conv 55 | SEC |
| Messinger Michaeltrack record | Buy | $5.1K | conv 100Unusual sizeFirst in 12mo | SEC |
| Van Heel Kenneth | Buy | $22.3K | conv 86ClusterFirst in 12mo | SEC |
| Van Heel Kenneth | Buy | $8.6K | conv 61Cluster | SEC |
| Chung Kevintrack record | Buy | $8K | conv 62Cluster | SEC |
| Vincent Bernadette N | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Vincent Bernadette N | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Vincent Bernadette N | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Baird Jennifer A | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Neuman Johntrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Van Heel Kenneth | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |