---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-045472"
form_type: "8-K"
ticker: "ICU"
cik: "0001831868"
company_name: "SeaStar Medical Holding Corp"
filed_at: "2023-08-30T23:59:59+00:00"
generated_at: "2026-06-11T02:03:50.801709+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# SeaStar Medical closes second tranche convertible note and warrant; adjusts conversion price on all notes

## Summary
- Issued second tranche convertible note principal $543,478.26 and warrant for 738,791 shares.
- Conversion price set to lowest of $0.20, prior day closing, or 5-day average for all existing notes.
- Received $500k additional subscription from institutional investor 3i, LP under $2M SPA amendment.
- Waived condition that VWAP > $0.20 for prior 10 trading days to close this tranche.
- Total notes issued under SPA now include prior closings from March, May, and August 2023.

## SEC filing metadata
- accession: 0000950170-23-045472
- form_type: 8-K
- ticker: ICU
- cik: 0001831868
- company_name: SeaStar Medical Holding Corp
- filed_at: 2023-08-30T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 2.03, 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1831868/000095017023045472/0000950170-23-045472-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1831868/000095017023045472/icu-20230830.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-045472
- JSON: https://secwatch.observer/filing/0000950170-23-045472.json
- Plain text: https://secwatch.observer/filing/0000950170-23-045472.txt

## Key facts
- Debt Financings
  SeaStar Medical Holding Corp incurred convertible notes of $543,478.26.
  - Instrument: convertible notes
  - Principal: $543,478.26
  - Event: incurrence
  source text: On August 30, 2023, the Company closed the second tranche by issuing a Note with an initial conversion price equal to the lowest of (i) $0.20, (ii) the closing sale price of Common Stock on the trading day immediately preceding the date of conversion of the Note, and (iii) the average closing sale price of the Common Stock for the five (5) consecutive trading days immediately preceding the conversion date of the Note, in a principal amount of $543,478.26
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000095017023045472/0000950170-23-045472-index.htm
- Debt Financings
  SeaStar Medical Holding Corp amended convertible notes.
  - Instrument: convertible notes
  - Event: amendment
  source text: the Company entered into a side letter with the Purchaser (the “Letter Agreement"), pursuant to which the Company agrees to adjust the conversion price of all Notes issued under the SPA
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000095017023045472/0000950170-23-045472-index.htm
- Material Agreements
  SeaStar Medical Holding Corp entered into Letter Agreement with an institutional investor (effective 2023-08-30).
  - Action: entry
  - Counterparty: an institutional investor
  - Effective: 2023-08-30
  source text: the Company entered into a side letter with the Purchaser (the “Letter Agreement”), pursuant to which the Company agrees to adjust the conversion price of all Notes issued under the SPA
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000095017023045472/0000950170-23-045472-index.htm

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