---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-011835"
form_type: "8-K"
ticker: "ICU"
cik: "0001831868"
company_name: "SeaStar Medical Holding Corp"
filed_at: "2025-01-31T23:59:59+00:00"
generated_at: "2026-05-27T04:49:14.039691+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# SeaStar Medical receives Nasdaq public reprimand for Rule 5635(d) violation; listing unaffected

## Summary
- Nasdaq staff issued public reprimand for failure to obtain shareholder approval for issuance of 625,722 shares below minimum price in amendments to convertible notes and warrants.
- Company bought back all remaining additional warrants; no outstanding balance on notes, and shareholders ratified transaction at Nov. 2024 special meeting.
- Delisting was deemed not appropriate; listing of common stock remains unaffected.
- 118,207 shares from warrant exercise and 170,625 from additional warrants were issued at prices below the floor price.

## SEC filing metadata
- accession: 0000950170-25-011835
- form_type: 8-K
- ticker: ICU
- cik: 0001831868
- company_name: SeaStar Medical Holding Corp
- filed_at: 2025-01-31T23:59:59+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1831868/000095017025011835/0000950170-25-011835-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1831868/000095017025011835/icu-20250128.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-011835
- JSON: https://secwatch.observer/filing/0000950170-25-011835.json
- Plain text: https://secwatch.observer/filing/0000950170-25-011835.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.