ONON insider plans sale of 150,000 Class A shares on NYSE

A shareholder of ONON has filed a notice of proposed sale of 150,000 Class A Ordinary Shares.

Rhea-AI Filing Summary

A shareholder of ONON has filed a notice of proposed sale of 150,000 Class A Ordinary Shares. The shares are to be sold through Goldman Sachs & Co. LLC on the NYSE, with an indicated aggregate market value of 7,117,500. The approximate date of sale is listed as 12/30/2025, and the table shows that 296,675,361 Class A Ordinary Shares were outstanding.

The filing notes that these 150,000 shares were originally acquired from the issuer in a private transaction on 12/21/2017. It also lists multiple prior open-market sales of Class A Ordinary Shares by the same seller over the past three months, each with specific trade dates and gross proceeds.

FAQ

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What does this Form 144 filing for ONON disclose?

The filing discloses that a shareholder of ONON plans to sell 150,000 Class A Ordinary Shares on the NYSE, with an aggregate market value of 7,117,500, through Goldman Sachs & Co. LLC.

When are the ONON shares referenced in this Form 144 expected to be sold?

The notice lists an approximate sale date of 12/30/2025 for the proposed sale of 150,000 ONON Class A Ordinary Shares.

How many ONON shares were outstanding according to this Form 144?

The table states that 296,675,361 Class A Ordinary Shares of ONON were outstanding at the time referenced in the notice.

How were the ONON shares being sold under this Form 144 originally acquired?

The 150,000 Class A Ordinary Shares were acquired from the issuer in a private transaction on 12/21/2017, with payment made on the same date.

Does this ONON Form 144 show other recent share sales by the same shareholder?

Yes. The filing lists multiple prior sales of ONON Class A Ordinary Shares over the past three months, each with specific dates, amounts of shares sold, and gross proceeds.

Which broker is handling the proposed ONON share sale in this Form 144?

The proposed sale of 150,000 ONON Class A Ordinary Shares is to be executed through Goldman Sachs & Co. LLC, located at 200 West Street, New York, NY 10282.

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Accepted by SEC EDGAR 12/30/2025 - 04:07 PM EST Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001859787
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	On Holding AG
SEC File Number	001-40795
Address of Issuer	Forrlibuckstrasse 190 Zurich SWITZERLAND 8005
Phone	41-44-225-1555
Name of Person for Whose Account the Securities are To Be Sold	Marc Maurer
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A Ordinary Shares	Goldman Sachs & Co. LLC 200 West Street New York NY 10282	150000	7117500	296675361	12/30/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A Ordinary Shares	12/21/2017	Acquired from Issuer in private transaction	Issuer			150000	12/21/2017	NA

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	10/01/2025	6250	257702.21
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	10/06/2025	6250	264867.23
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	10/13/2025	6250	265488.14
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	10/20/2025	6250	262046.28
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	10/27/2025	6250	265296.85
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	11/03/2025	6250	227036.42
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	11/10/2025	6250	218404.46
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	11/13/2025	150000	6400909.5
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	11/17/2025	6250	261958.55
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	11/21/2025	100000	4108652.1
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	11/24/2025	6250	256507.99
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/01/2025	6250	278963.76
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/01/2025	51266	2315650.41
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/02/2025	9157	415094.79
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/02/2025	2077	94138.71
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/08/2025	6250	291555.11
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/08/2025	6250	291560.64
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/15/2025	6250	299976.8
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/15/2025	6250	299976.78
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/22/2025	6250	300969.79
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/22/2025	6250	301021.82
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/29/2025	6250	296820.48
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	12/29/2025	6250	296822.33

144: Remarks and Signature

Remarks	The sales of shares set forth herein are made in connection with a selling plan dated 6/4/2025 that is intended to comply with Rule 10b5-1(c).
Date of Notice	12/30/2025
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/04/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Goldman Sachs & Co. LLC on behalf of Marc Maurer
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)