ALGN SCHEDULE 13G/A: SEC filing

A group of Gund family trusts and related entities

Filed with the SEC on Nov 10, 2026 · accession 0001193125-26-455583

ALGN filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 10, 2026. A report the company filed with the SEC (the US market regulator). The stock moved +0.0% by the first close after the filing.

Summary of the filing

A group of Gund family trusts and related entities filed an amended Schedule 13G reporting aggregate beneficial ownership of 3,721,481 shares, or 5.3%, of Align Technology common stock as of September 30, 2026.

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Key details

Aggregate shares beneficially owned$3.7M

Aggregate percent of class ownedPCT 5

IssuerAlign Technology, Inc.

Reporting personDionis Trust

Reporting personMarital Trust for Gordon Gund

Reporting personGordon & Llura Gund Foundation

Trustee/managerG. Zachary Gund

Trustee/managerGrant Gund

TrusteeAlison I. Glover

How ALGN stock reacted

Close before

$174.26

Nov 9, 2026

First close after

+0.00%

$174.26

5 trading days

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Since filing

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Frequently asked questions

What did ALGN file with the SEC on Nov 10, 2026?

ALGN filed a SCHEDULE 13G/A (SEC filing). A group of Gund family trusts and related entities filed an amended Schedule 13G reporting aggregate beneficial ownership of 3,721,481 shares, or 5.3%, of Align Technology common stock as of September 30, 2026.

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 ALGN stock react to this filing?

ALGN closed at $174.26 before the filing and $174.26 on Nov 10, 2026 (+0.00%).

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