Martin Hoffmann - 24 Mar 2026 Form 4 Insider Report for On Holding AG (ONON)

Reporting relationship: CEO
Issuer ticker: ONON
Reported as of: 24 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 25 Mar 2026, 07:29:39 UTC
Prior SEC filing: 24 Mar 2026
Next SEC filing: 31 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Zlatina Iliev, Attorney-in-Fact

Key filing fact

Martin Hoffmann filed Form 4 for On Holding AG (ONON) on 25 Mar 2026.

Key facts

This page summarizes Martin Hoffmann's Form 4 filing for On Holding AG (ONON).
4 reported transactions and 4 derivative rows are listed below.
Accepted by SEC: 25 Mar 2026, 07:29.

Change

Previous filing in this sequence was filed on 24 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001860218 Primary reporting owner

Hoffmann Martin

Relationship: CEO
Address: C/O ON HOLDING AG, FORRLIBUCKSTRASSE 190, ZURICH, SWITZERLAND
Signature: /s/ Zlatina Iliev, Attorney-in-Fact
Signature date: 25 Mar 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ONON transaction Derivative

Non-Qualified Stock Option (Right to Buy)

Other

Transaction value
Shares: -1,051,966
Change %: -100%
Price
Shares after: 0
Date: 24 Mar 2026
Ownership: Direct
Underlying class: Class B Shares
Underlying amount: 1,051,966
Exercise price: $0.7730
Footnotes: F1, F2, F3

ONON transaction Derivative

Non-Qualified Stock Option (Right to Buy)

Other

Transaction value
Shares: -2,110,534
Change %: -100%
Price
Shares after: 0
Date: 24 Mar 2026
Ownership: Direct
Underlying class: Class B Shares
Underlying amount: 2,110,534
Exercise price: $0.7730
Footnotes: F2, F3, F4

ONON transaction Derivative

Non-Qualified Stock Option (Right to Buy)

Other

Transaction value
Shares: +105,197
Change %
Price
Shares after: 105,197
Date: 24 Mar 2026
Ownership: Direct
Underlying class: Class A Shares
Underlying amount: 105,197
Exercise price: $7.73
Footnotes: F1, F2

ONON transaction Derivative

Non-Qualified Stock Option (Right to Buy)

Other

Transaction value
Shares: +211,053
Change %
Price
Shares after: 211,053
Date: 24 Mar 2026
Ownership: Direct
Underlying class: Class A Shares
Underlying amount: 211,053
Exercise price: $7.73
Footnotes: F2, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Effective as of March 24, 2026, 1,051,966 options to purchase Class B ordinary shares held by the Reporting Person were converted based on a board resolution into 105,197 options to purchase Class A ordinary shares. In connection with the conversion, the exercise price was adjusted from 0.773 to 7.73 per share. Except for the change in the class and number of underlying securities and the corresponding exercise price adjustment, the terms of such options remained unchanged.

Footnote F2

Stock Option granted under the Issuer's Long Term Incentive Plan 2020 (the "LTIP 2020"). All options granted under the LTIP 2020 met their full vesting requirements in connection with the Issuer's initial public offering in September 2021, which constituted an exit event. Outstanding awards under the LTIP 2020 are fully vested and exercisable. Vested options may be exercised until the seventh anniversary of the contractual granting date.

Footnote F3

The Class B Shares are subject to transfer restrictions and rights of first refusal in favor of the other members of the Issuer's extended founder team pursuant to a shareholders' agreement. Upon the occurrence of certain individual or general sunset events specified in the shareholders' agreement, the Class B Shares are subject to mandatory conversion into Class A Shares within a specified timeframe. Conversion of Class B Shares into Class A Shares results in ten (10) Class B Shares being converted into one (1) Class A Share

Footnote F4

Effective as of March 24, 2026, 2,110,534 options to purchase Class B ordinary shares held by the Reporting Person were converted based on a board resolution into 211,053 options to purchase Class A ordinary shares. In connection with the conversion, the exercise price was adjusted from 0.773 to 7.73 per share. Except for the change in the class and number of underlying securities and the corresponding exercise price adjustment, the terms of such options remained unchanged.