Marc Maurer reports sales of Class A shares

Marc Maurer reported multiple sales of Class A Ordinary Shares on Form 144, with repeated block sales of 6,250 shares on many dates and a single larger reported sale of 100,000 shares on 03/05/2026.

Rhea-AI Filing Summary

Marc Maurer reported multiple sales of Class A Ordinary Shares on Form 144, with repeated block sales of 6,250 shares on many dates and a single larger reported sale of 100,000 shares on 03/05/2026. The shares were originally acquired from issuer in private transaction on 12/21/2017.

Insights

Equity Capital Markets Analyst

Routine affiliate dispositions by a single holder across early 2026, including one large block.

The filing lists numerous open-market block sales of 6,250 shares on many dates and a single larger reported sale of 100,000 shares on 03/05/2026

These entries show recurring disposals by the same holder; cash‑flow treatment and whether trades were pursuant to a plan are not stated in the excerpt. Subsequent filings may provide aggregate totals or additional context.

Key Figures

Single large reported sale: 100,000 shares Repeated block sales: 6,250 shares Acquisition date: 12/21/2017 +1 more

4 metrics

Single large reported sale 100,000 shares Sale on 03/05/2026

Repeated block sales 6,250 shares Multiple sale dates in Jan–Mar 2026

Acquisition date 12/21/2017 Acquired from issuer in private transaction

Example sale date 01/12/2026 6,250 shares sold (trade reference 305822)

Key Terms

Form 144, Class A Ordinary Shares, acquired from issuer in private transaction, Securities To Be Sold

4 terms

Form 144 regulatory

"Filer Information | | | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Class A Ordinary Shares financial

"Class A Ordinary Shares | Goldman Sachs & Co. LLC"

Class A ordinary shares are a type of ownership stake in a company that typically grants voting rights to shareholders, allowing them to have a say in important company decisions. They often come with priority in receiving dividends or profits, making them attractive to investors seeking influence and potential income. These shares help distinguish different levels of ownership and rights within a company's stock structure.

acquired from issuer in private transaction regulatory

"12/21/2017 | Acquired from issuer in private transaction"

Securities To Be Sold financial

"144: Securities To Be Sold"

FAQ

What does Marc Maurer's Form 144 filing for ONON show?

The filing shows repeated sales of 6,250 shares across multiple dates and one sale of 100,000 shares on 03/05/2026. The shares were acquired from the issuer on 12/21/2017.

How many shares were sold on 03/05/2026 in the ONON Form 144?

The excerpt reports a sale of 100,000 shares on 03/05/2026. Other listed transactions are primarily 6,250-share blocks on various dates earlier in 2026.

Were the shares acquired or issued to Marc Maurer according to the filing?

Yes. The filing states the securities were acquired from issuer in private transaction on 12/21/2017. That acquisition date is included in the excerpt.

Does the Form 144 excerpt state proceeds or trading method for the ONON sales?

The excerpt does not provide proceeds or specify trading method. It lists dates and share quantities, but cash amounts and plan disclosures are not included in the provided text.

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

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Accepted by SEC EDGAR 04/06/2026 - 05:23 PM 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	6250	210437.5	296873353	04/06/2026	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			6250	12/21/2017	None

* 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	01/12/2026	6250	305822
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	01/12/2026	6250	305779
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	01/20/2026	6250	281693
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	01/20/2026	3536	161023
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	01/21/2026	2714	125591
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	01/26/2026	6250	289043
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	01/26/2026	6250	289029
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	02/02/2026	6250	284496
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	02/02/2026	6250	284588
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	02/09/2026	6250	277156
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	02/10/2026	6250	285796
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	02/17/2026	6250	288347
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	02/17/2026	6250	288338
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	02/23/2026	6250	297040
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	02/23/2026	6250	297040
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	03/02/2026	6250	289658
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	03/02/2026	6250	289534
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	03/05/2026	100000	4366966
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	03/09/2026	6250	250045
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	03/16/2026	6250	243207
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	03/23/2026	6250	248700
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	03/30/2026	6250	201948

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	04/06/2026
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)