ATTO SCHEDULE 13G: SEC filing
Alamar HoldCo, LLC
Filed with the SEC on · accession 0002148983-26-000005
ATTO filed a SCHEDULE 13G (schedule 13g) with the SEC on Nov 13, 2026. Alamar HoldCo, LLC filed a Schedule 13G disclosing beneficial ownership of 3,229,278 shares, or 7.1%, of Attovia Therapeutics' outstanding common stock. The stock moved -4.3% by the first close after the filing.
Summary of the filing
Alamar HoldCo, LLC filed a Schedule 13G disclosing beneficial ownership of 3,229,278 shares, or 7.1%, of Attovia Therapeutics' outstanding common stock. The filing indicates a passive investment position under Rule 13d-1(d).
Key details
How ATTO stock reacted
Close before
$15.81
Nov 12, 2026
First close after
-4.30%
$15.13
5 trading days
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Since filing
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Click hereFrequently asked questions
What did ATTO file with the SEC on Nov 13, 2026?
ATTO filed a SCHEDULE 13G (SEC filing). Alamar HoldCo, LLC filed a Schedule 13G disclosing beneficial ownership of 3,229,278 shares, or 7.1%, of Attovia Therapeutics' outstanding common stock. The filing indicates a passive investment position under Rule 13d-1(d).
How do I read a SCHEDULE 13G?
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 (schedule 13g): A report the company filed with the SEC (the US market regulator).
How did ATTO stock react to this filing?
ATTO closed at $15.81 before the filing and $15.13 on Nov 13, 2026 (-4.30%).
Other ATTO SEC filings
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