On Holding executive reports insider holdings

On Holding AG executive officer and director Caspar Felix Coppetti has filed an initial statement of ownership showing a substantial equity stake in the company.

Rhea-AI Filing Summary

On Holding AG executive officer and director Caspar Felix Coppetti has filed an initial statement of ownership showing a substantial equity stake in the company. He holds 10,937,084 Class B Shares, each economically linked to Class A Shares, and 2,315,855 Class A Shares, all as direct ownership.

The Class B Shares are subject to transfer restrictions and rights of first refusal in favor of other members of the issuer’s extended founder team under a shareholders’ agreement. They are also subject to mandatory conversion into Class A Shares upon certain specified sunset events, at a rate of ten (10) Class B Shares for one (1) Class A Share.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Coppetti Caspar Felix

Role Executive Officer

Type	Security	Shares	Price	Value
holding	Class B Shares	--	--	--
holding	Class A Shares	--	--	--

Holdings After Transaction: Class B Shares — 10,937,084 contracts (Direct); Class A Shares — 2,315,855 shares (Direct)

Footnotes (1)

1. F1. 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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider ownership does Caspar Felix Coppetti report in On Holding (ONON)?

Caspar Felix Coppetti reports direct ownership of 10,937,084 Class B Shares and 2,315,855 Class A Shares of On Holding AG. This filing establishes his significant equity position as an executive officer and director without indicating any recent share purchases or sales.

What are On Holding (ONON) Class B Shares held by Coppetti and how do they convert?

Coppetti’s Class B Shares are subject to mandatory conversion into Class A Shares upon certain sunset events in a shareholders’ agreement. The conversion rate is ten (10) Class B Shares into one (1) Class A Share, linking founder-class holdings to the publicly traded share class.

Are Coppetti’s On Holding (ONON) Class B Shares subject to transfer restrictions?

Yes. His Class B Shares are subject to transfer restrictions and rights of first refusal in favor of other members of the issuer’s extended founder team under a shareholders’ agreement, limiting how and to whom these founder-class shares can be transferred before any conversion events.

Does this On Holding (ONON) insider filing show any recent share purchases or sales?

No. The filing lists holdings only, with no recorded buy or sell transactions. It provides totals of Class A and Class B Shares owned directly by Caspar Felix Coppetti, serving as an initial snapshot of his equity position rather than a trading activity report.

How do Coppetti’s Class B holdings relate to Class A shares of On Holding (ONON)?

Each block of ten (10) Class B Shares can convert into one (1) Class A Share when specified individual or general sunset events occur. This structure gives founder team members long-term economic linkage to the Class A equity while maintaining a separate Class B share class.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/18/2026 - 11:55 AM Learn about SEC filing dates

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Coppetti Caspar Felix

(Last) (First) (Middle)

C/O ON HOLDING AG

FORRLIBUCKSTRASSE 190

(Street)

ZURICH 8005

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
On Holding AG [ ONON ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive Officer

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Shares	2,315,855	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B Shares	(1)	(1)	Class A Shares	10,937,084	(1)	D

Explanation of Responses:

1. 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.

	/s/ Zlatina Iliev, Attorney-in-Fact	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)