---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-072022"
form_type: "8-K"
ticker: "ICU"
cik: "0001831868"
company_name: "SeaStar Medical Holding Corp"
filed_at: "2023-03-16T23:59:59+00:00"
generated_at: "2026-06-18T00:56:14.224343+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# SeaStar Medical closes initial $3.3M tranche of $9.8M convertible note private placement

## Summary
- Initial note: $3.26M face, 8% OID, 7% interest, matures June 15, 2024; net proceeds $2.37M.
- Conversion price $2.70/share; warrant to buy 328,352 shares at $2.97, five-year term.
- Up to $9.8M total via three additional closings, contingent on registration and shareholder approval.
- Extended maturity of existing promissory notes from Maxim Group and LM Funding to June 2024.

## SEC filing metadata
- accession: 0001193125-23-072022
- form_type: 8-K
- ticker: ICU
- cik: 0001831868
- company_name: SeaStar Medical Holding Corp
- filed_at: 2023-03-16T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 2.03, 3.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1831868/000119312523072022/0001193125-23-072022-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1831868/000119312523072022/d463790d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-072022
- JSON: https://secwatch.observer/filing/0001193125-23-072022.json
- Plain text: https://secwatch.observer/filing/0001193125-23-072022.txt

## Key facts
- Debt Financings
  SeaStar Medical Holding Corp incurred convertible notes of $3,260,869.57 with an institutional investor at 7% maturing June 15, 2024.
  - Instrument: convertible notes
  - Principal: $3,260,869.57
  - Counterparty: an institutional investor
  - Rate: 7%
  - Maturity: June 15, 2024
  - Event: incurrence
  source text: the Company issued a Note, convertible into 1,207,729 shares of Common Stock at an initial conversion price of $2.70, in a principal amount of $3,260,869.57
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000119312523072022/0001193125-23-072022-index.htm
- Material Agreements
  SeaStar Medical Holding Corp entered into Securities Purchase Agreement with an institutional investor valued at up to approximately $9.8 million (effective 2023-03-15).
  - Action: entry
  - Agreement: equity purchase
  - Counterparty: an institutional investor
  - Value: up to approximately $9.8 million
  - Effective: 2023-03-15
  source text: On March 15, 2023, SeaStar Medical Holding Corporation (the “Company”) entered into a Securities Purchase Agreement (the “Purchase Agreement”) with an institutional investor (the “Purchaser”), pursuant to which the Company agreed to sell and issue to the Purchaser, in a series of up to four closings, senior unsecured convertible notes (the “Notes”), convertible into shares of the Company’s common stock, par value $0.0001 per share (the “Common Stock”), in a principal amount of up to approximately $9.8 million and warrants (the “Warrants”) to purchase shares of the Company’s Common Stock.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000119312523072022/0001193125-23-072022-index.htm
- Material Agreements
  SeaStar Medical Holding Corp entered into Registration Rights Agreement with the Purchaser (effective 2023-03-15).
  - Action: entry
  - Counterparty: the Purchaser
  - Effective: 2023-03-15
  source text: On March 15, 2023, in connection with the sale and issuance of the Notes and Warrants, the Company entered into a Registration Rights Agreements (the “Registration Rights Agreement”) with the Purchaser.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000119312523072022/0001193125-23-072022-index.htm

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