---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-047226"
form_type: "8-K"
ticker: "ICU"
cik: "0001831868"
company_name: "SeaStar Medical Holding Corp"
filed_at: "2023-09-08T23:59:59+00:00"
generated_at: "2026-06-10T22:18:34.794775+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# SeaStar Medical shareholders approve 1:10 to 1:100 reverse stock split and increase authorized shares to 500M

## Summary
- Reverse split approved with 11,039,200 votes for, 583,111 against; ratio set by board within 1-for-10 to 1-for-100.
- Authorized common shares increased from 100M to 500M (11,005,353 for, 622,458 against).
- Issuance of shares upon conversion of notes under Nasdaq Rule 5635(d) approved (11,090,484 for).
- 2022 Equity Incentive Plan shares increased to 1,850,000 (11,027,234 for, 600,312 against).

## SEC filing metadata
- accession: 0000950170-23-047226
- form_type: 8-K
- ticker: ICU
- cik: 0001831868
- company_name: SeaStar Medical Holding Corp
- filed_at: 2023-09-08T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1831868/000095017023047226/0000950170-23-047226-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1831868/000095017023047226/icu-20230906.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-047226
- JSON: https://secwatch.observer/filing/0000950170-23-047226.json
- Plain text: https://secwatch.observer/filing/0000950170-23-047226.txt

## Key facts
- Shareholder Votes
  SeaStar Medical Holding Corp shareholders approved Approve amendment to the Certificate of Incorporation to effect a reverse stock split of the Company's common stock at a ratio within a range of 1-for-10 to 1-for-100, without reducing authorized shares at the 2023-09-06 meeting.
  - Proposal: reverse split
  - Outcome: passed
  - Meeting: 2023-09-06
  source text: Proposal 1. To approve an amendment to the Third Amended and Restated Certificate of Incorporation of the Company (the “Charter”) to effect a reverse stock split of the Company’s common stock, par value $0.0001 per share (the “Common Stock”) at a ratio to be determined by the Board of Directors within a range of 1-for-10 to 1-for-100, without reducing the authorized number of shares of the Common Stock, to be effected in the sole discretion of the Board of Directors at any time within one year of the date of the Special Meeting without further approval or authorization of stockholders. Votes For Votes Against Abstentions Broker Non-Votes 11,039,200 583,111 5,814 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000095017023047226/0000950170-23-047226-index.htm
- Shareholder Votes
  SeaStar Medical Holding Corp shareholders approved Approve, for purposes of complying with Nasdaq Listing Rule 5635(d), the potential issuance of shares of Common Stock issuable pursuant to the conversion or exchange of the Notes at the 2023-09-06 meeting.
  - Outcome: passed
  - Meeting: 2023-09-06
  source text: Proposal 3. To approve, for purposes of complying with Nasdaq Listing Rule 5635(d), the potential issuance of shares of Common Stock issuable by the Company pursuant to the conversion or exchange of the Notes (as defined in the proxy statement). Votes For Votes Against Abstentions Broker Non-Votes 11,090,484 536,455 1,186 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000095017023047226/0000950170-23-047226-index.htm
- Shareholder Votes
  SeaStar Medical Holding Corp shareholders approved Approve an amendment to the Company's 2022 Omnibus Equity Incentive Plan to increase the number of authorized shares under the Plan to 1,850,000 shares at the 2023-09-06 meeting.
  - Proposal: equity plan
  - Outcome: passed
  - Meeting: 2023-09-06
  source text: Proposal 4. To approve an amendment to the Company’s 2022 Omnibus Equity Incentive Plan to increase the number of authorized shares under the Plan to 1,850,000 shares. Votes For Votes Against Abstentions Broker Non-Votes 11,027,234 600,312 579 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000095017023047226/0000950170-23-047226-index.htm
- Shareholder Votes
  SeaStar Medical Holding Corp shareholders approved Approve amendment to the Charter to increase the authorized number of shares of Common Stock from 100,000,000 to 500,000,000 at the 2023-09-06 meeting.
  - Proposal: charter amendment
  - Outcome: passed
  - Meeting: 2023-09-06
  source text: Proposal 2. To approve an amendment to the Charter to increase the authorized number of shares of Common Stock from 100,000,000 shares to 500,000,000 shares. Votes For Votes Against Abstentions Broker Non-Votes 11,005,353 622,458 314 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1831868/000095017023047226/0000950170-23-047226-index.htm

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