COHR SCHEDULE 13G/A: SEC filing

An institutional holder

Filed with the SEC on Nov 5, 2026 · accession 0000315066-26-002716

COHR filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 5, 2026. A report the company filed with the SEC (the US market regulator). The stock moved -13.0% by the first close after the filing.

Summary of the filing

An institutional holder filed an amended Schedule 13G regarding its passive ownership stake in Coherent Corp. The filing indicates a change in the holder's beneficial ownership position.

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Key details

IssuerCoherent Corp.

How COHR stock reacted

Close before

$195.09

Nov 4, 2026

First close after

-12.98%

$169.76

5 trading days

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Since filing

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Frequently asked questions

What did COHR file with the SEC on Nov 5, 2026?

COHR filed a SCHEDULE 13G/A (SEC filing). An institutional holder filed an amended Schedule 13G regarding its passive ownership stake in Coherent Corp. The filing indicates a change in the holder's beneficial ownership position.

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 COHR stock react to this filing?

COHR closed at $195.09 before the filing and $169.76 on Nov 5, 2026 (-12.98%).

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