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CABA SCHEDULE 13G: SEC filing

A Schedule 13G was

Filed with the SEC on · accession 0001374170-26-000058

CABA filed a SCHEDULE 13G (schedule 13g) with the SEC on Aug 12, 2026. A Schedule 13G was filed regarding Cabaletta Bio, Inc. (CABA), indicating a passive ownership position by an institutional or other holder. The stock moved +2.2% by the first close after the filing.

Summary of the filing

A Schedule 13G was filed regarding Cabaletta Bio, Inc. (CABA), indicating a passive ownership position by an institutional or other holder. The filing does not disclose any activist intent or plans to influence company control.

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Key details

IssuerCabaletta Bio, Inc.

How CABA stock reacted

Close before

$2.79

Aug 11, 2026

First close after

+2.15%

$2.85

5 trading days

+4.30%

$2.91

Since filing

-53.41%

$1.30

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Frequently asked questions

What did CABA file with the SEC on Aug 12, 2026?

CABA filed a SCHEDULE 13G (SEC filing). A Schedule 13G was filed regarding Cabaletta Bio, Inc. (CABA), indicating a passive ownership position by an institutional or other holder. The filing does not disclose any activist intent or plans to influence company control.

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 CABA stock react to this filing?

CABA closed at $2.79 before the filing and $2.85 on Aug 12, 2026 (+2.15%). Five trading days later: $2.91 (+4.30%).

Other CABA SEC filings

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