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ONON SCHEDULE 13G/A: SEC filing

Morgan Stanley

Filed with the SEC on · accession 0000895421-26-000312

ONON 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 +1.7% by the first close after the filing.

Summary of the filing

Morgan Stanley filed an amended Schedule 13G/A reporting beneficial ownership of On Holding AG Class A Ordinary Shares, with Morgan Stanley holding 16,207,602 shares (5.4%) and its subsidiary Morgan Stanley Investment Management Inc. holding 15,160,825 shares (5.0%) as of September 30, 2026.

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Key details

Shares beneficially owned by Morgan Stanley$16.2M
Shares beneficially owned by Morgan Stanley Investment Management Inc.$15.2M
Filer/parent holding companyMorgan Stanley
Wholly-owned subsidiary of filer, beneficial ownerMorgan Stanley Investment Management Inc.
Issuer/subject companyOn Holding AG
Authorized signatory, morgan stanleyClaire Gordon
Authorized signatory, morgan stanley investment management inc.Deidre A Downes

How ONON stock reacted

Close before

$33.07

Nov 12, 2026

First close after

+1.69%

$33.63

5 trading days

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Since filing

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Frequently asked questions

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

ONON filed a SCHEDULE 13G/A (SEC filing). Morgan Stanley filed an amended Schedule 13G/A reporting beneficial ownership of On Holding AG Class A Ordinary Shares, with Morgan Stanley holding 16,207,602 shares (5.4%) and its subsidiary Morgan Stanley Investment Management Inc. holding 15,160,825 shares (5.0%) 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 ONON stock react to this filing?

ONON closed at $33.07 before the filing and $33.63 on Nov 13, 2026 (+1.69%).

Other ONON SEC filings

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