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ICU SCHEDULE 13G/A: SEC filing

Filed with the SEC on · accession 0001213900-26-118160

ICU filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 10, 2026. Intracoastal Capital LLC, along with Mitchell P. The stock moved -3.1% by the first close after the filing.

Summary of the filing

Intracoastal Capital LLC, along with Mitchell P. Kopin and Daniel B. Asher, filed an amended Schedule 13G reporting beneficial ownership of approximately 9.99% of SeaStar Medical Holding Corp's common stock, consisting entirely of shares underlying warrants subject to blocker provisions.

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Key details

Shares of common stock beneficially owned (via warrants)$489K
Shares of common stock beneficially owned without blocker provisions$534K
Shares of common stock outstanding as of August 5, 2026$4.4M
Reporting person / beneficial ownerIntracoastal Capital LLC
IssuerSeaStar Medical Holding Corp
Reporting person / manager of intracoastal capital llcMitchell P. Kopin
Reporting personDaniel B. Asher

How ICU stock reacted

Close before

$1.96

Nov 9, 2026

First close after

-3.06%

$1.90

5 trading days

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Since filing

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Frequently asked questions

What did ICU file with the SEC on Nov 10, 2026?

ICU filed a SCHEDULE 13G/A (SEC filing). Intracoastal Capital LLC, along with Mitchell P. Kopin and Daniel B. Asher, filed an amended Schedule 13G reporting beneficial ownership of approximately 9.99% of SeaStar Medical Holding Corp's common stock, consisting entirely of shares underlying warrants subject to blocker provisions.

How do I read a SCHEDULE 13G/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).

How did ICU stock react to this filing?

ICU closed at $1.96 before the filing and $1.90 on Nov 10, 2026 (-3.06%).

Other ICU SEC filings

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