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IMTX SCHEDULE 13G/A: SEC filing

Montanova Capital, LLC

Filed with the SEC on · accession 0000919574-26-007762

IMTX filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 13, 2026. A report the company filed with the SEC (the US market regulator). The stock moved -2.0% by the first close after the filing.

Summary of the filing

Montanova Capital, LLC filed an amended Schedule 13G/A reporting beneficial ownership of 8,750,816 ordinary shares (5.8%) of Immatics N.V. as of September 30, 2026, on behalf of itself, Averill Master Fund, Ltd., and Aaron Cowen.

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Key details

Ordinary shares beneficially owned by Montanova Capital, LLC$8.8M
Ordinary shares beneficially owned by Averill Master Fund, Ltd.$7.5M
Reporting person / investment adviserMontanova Capital, LLC
Reporting person / advisory clientAverill Master Fund, Ltd.
IssuerImmatics N.V.
Control person of montanova capital, llcAaron Cowen
General counsel and chief compliance officer, montanova capital, llcAndrew Nathanson

How IMTX stock reacted

Close before

$6.52

Nov 12, 2026

First close after

-1.99%

$6.39

5 trading days

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Since filing

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Frequently asked questions

What did IMTX file with the SEC on Nov 13, 2026?

IMTX filed a SCHEDULE 13G/A (SEC filing). Montanova Capital, LLC filed an amended Schedule 13G/A reporting beneficial ownership of 8,750,816 ordinary shares (5.8%) of Immatics N.V. as of September 30, 2026, on behalf of itself, Averill Master Fund, Ltd., and Aaron Cowen.

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 IMTX stock react to this filing?

IMTX closed at $6.52 before the filing and $6.39 on Nov 13, 2026 (-1.99%).

Other IMTX SEC filings

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