On Holding Director Has 609 Shares Withheld for Taxes

After withholding, the director's reported direct position was 10,720 Class A shares.

Rhea-AI Filing Summary

On Holding AG (symbol: ONON) is the issuer of record for a Form 4 filing submitted to the SEC. On Holding AG director Laura Miele had 609 Class A shares withheld on September 24, 2026, at $30.16 per share to satisfy tax-withholding obligations tied to the release of restricted stock units granted September 21, 2026. The shares were withheld at her election, and she directly held 10,720 Class A shares after the transaction; it did not represent a discretionary trade.

Insider Trade Summary

Tax Withholding: 609 shares

Tax Withholding 1 txn

Insider Miele Laura

Role Director

Type	Security	Shares	Price	Value
Tax Withholding	Class A Shares F1	609	$30.16	$18K

Holdings After Transaction: Class A Shares — 10,720 shares (Direct)

Footnotes (1)

1. F1. The shares are withheld at the election of the reporting person to satisfy tax withholding obligations in connection with the release of shares underlying restricted stock units granted on September 21, 2026, as reported on the Reporting Person's Form 4 filed on September 23, 2026. The transaction does not represent a discretionary trade by the Reporting Person.

Key Figures

Class A shares withheld: 609 shares Reported price per share: $30.16 per share Direct Class A shares after transaction: 10,720 shares

3 metrics

Class A shares withheld 609 shares For tax withholding on September 24, 2026

Reported price per share $30.16 per share September 24, 2026 transaction

Direct Class A shares after transaction 10,720 shares After the September 24, 2026 transaction

Key Terms

restricted stock units, tax withholding obligations

2 terms

restricted stock units financial

"shares underlying restricted stock units granted on September 21, 2026"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding obligations financial

"to satisfy tax withholding obligations"

FAQ

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

How many ONON shares did director Laura Miele have withheld?

On September 24, 2026, Laura Miele had 609 Class A shares withheld at $30.16 per share to satisfy tax-withholding obligations tied to the release of restricted stock units granted September 21, 2026. She directly held 10,720 Class A shares after the transaction.

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

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Available on EDGAR 09/28/2026 - 06:16 AM Accepted by SEC EDGAR 09/28/2026 - 06:16 AM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Miele Laura

(Last) (First) (Middle)

C/O ON HOLDING AG

FORRLIBUCKSTRASSE 190

(Street)

ZURICH 8005

(City) (State) (Zip)

SWITZERLAND

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/24/2026

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

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

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

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Shares	09/24/2026		F		609(1)	D	$30.16	10,720	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares are withheld at the election of the reporting person to satisfy tax withholding obligations in connection with the release of shares underlying restricted stock units granted on September 21, 2026, as reported on the Reporting Person's Form 4 filed on September 23, 2026. The transaction does not represent a discretionary trade by the Reporting Person.

	/s/ Zlatina Iliev, Attorney-in-Fact	09/28/2026
	** 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 4 (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 4: SEC 1474 (03-26)