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SGMT SCHEDULE 13G: SEC filing

Filed with the SEC on · accession 0001831942-26-000045

SGMT filed a SCHEDULE 13G (schedule 13g) with the SEC on Oct 7, 2026. A report the company filed with the SEC (the US market regulator). The stock moved +1.4% by the first close after the filing.

Summary of the filing

Commodore Capital LP, Commodore Capital Master LP, Robert Egen Atkinson, and Michael Kramarz filed a joint filing agreement as part of a Schedule 13G disclosing their passive ownership position in Sagimet Biosciences Inc.

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Key details

Filer / reporting personCommodore Capital LP
Filer / reporting personCommodore Capital Master LP
IssuerSagimet Biosciences Inc.
Managing partner, commodore capital lpMichael Kramarz
Reporting personRobert Egen Atkinson

How SGMT stock reacted

Close before

$8.76

Oct 6, 2026

First close after

+1.37%

$8.88

5 trading days

-8.90%

$7.98

Since filing

+12.44%

$9.85

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Frequently asked questions

What did SGMT file with the SEC on Oct 7, 2026?

SGMT filed a SCHEDULE 13G (SEC filing). Commodore Capital LP, Commodore Capital Master LP, Robert Egen Atkinson, and Michael Kramarz filed a joint filing agreement as part of a Schedule 13G disclosing their passive ownership position in Sagimet Biosciences Inc.

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 SGMT stock react to this filing?

SGMT closed at $8.76 before the filing and $8.88 on Oct 7, 2026 (+1.37%). Five trading days later: $7.98 (-8.90%).

Other SGMT SEC filings

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