Affiliate Marc Maurer files multiple Form 144/A sales

Marc Maurer reported multiple proposed sales of Class A Ordinary Shares under a Form 144/A. The filing lists repeated blocks of 6,250 shares and other lots, including a 100,000-share sale reported on 03/05/2026.

Rhea-AI Filing Summary

Marc Maurer reported multiple proposed sales of Class A Ordinary Shares under a Form 144/A. The filing lists repeated blocks of 6,250 shares and other lots, including a 100,000-share sale reported on 03/05/2026. The securities information shows 296,873,353 shares and an exchange listing of NYSE as of 03/30/2026.

Insights

Equity Markets Analyst

Multiple structured resale notifications by an affiliate suggest staged dispositions rather than a single block trade.

The filing lists many repeated lots of 6,250 shares across January–March 2026 and a larger 100,000-share report on 03/05/2026. These entries are typical of Rule 144 notices that precede or accompany brokered sales by affiliates.

Cashflow recipients and exact execution method are not stated in the excerpt; subsequent sale timing and execution details would appear in trade confirmations or broker disclosures if executed. Investors can watch subsequent public filings for completed dispositions or updated beneficial ownership figures.

Key Figures

Shares outstanding: 296,873,353 shares Recurring lots: 6,250 shares Largest reported lot: 100,000 shares +2 more

5 metrics

Shares outstanding 296,873,353 shares as of 03/30/2026 (listed in securities information)

Recurring lots 6,250 shares multiple reported sale entries Jan–Mar 2026

Largest reported lot 100,000 shares reported on 03/05/2026 with value <money>$4,366,966</money>

Reported proceeds (lot) <money>$4,366,966</money> associated with the 100,000-share entry on 03/05/2026

Smaller reported lot and value 14,062 shares / <money>$592,273.16</money> reported on 03/06/2026 in the excerpt

Key Terms

Form 144/A, Class A Ordinary Shares, NYSE

3 terms

Form 144/A regulatory

"Repeated sale notices for Class A Ordinary Shares"

Class A Ordinary Shares financial

"Securities Information and Securities To Be Sold sections"

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.

NYSE market

"Exchange listing shown next to securities information"

A large, regulated marketplace where stocks and other securities are listed and traded, acting like a global auction house that matches buyers and sellers and helps determine share prices. It matters to investors because listing and trading there provide liquidity, price discovery, and regulatory oversight—making it easier to buy or sell holdings and giving companies a visible platform that can affect credibility and access to capital.

FAQ

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

What does Marc Maurer's Form 144/A for ONON report?

It reports multiple proposed sales of Class A Ordinary Shares by Marc Maurer. The filing lists repeated lots (notably 6,250 shares) and a 100,000-share lot on 03/05/2026 as part of these reported dispositions.

How many shares outstanding are shown in the ONON excerpt?

The securities information in the excerpt lists 296,873,353 shares with an associated date of 03/30/2026. This number appears under the filing's securities information section.

Are the reported sales in the ONON filing already completed?

The Form 144/A lists proposed or reported sales dates and lot sizes but does not by itself confirm settlement. Execution details and final trade confirmations are not included in the excerpt.

What is the largest single lot reported by Marc Maurer in this excerpt?

The excerpt shows a 100,000-share entry on 03/05/2026 with an associated value of $4,366,966, which is the largest single lot visible in the provided content.

Where is ONON listed according to the filing excerpt?

The securities information shows the exchange as NYSE with an associated date of 03/30/2026, indicating the listing venue provided in the excerpt.

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

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Accepted by SEC EDGAR 04/20/2026 - 04:12 PM EDT 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/A

144/A: Filer Information

Filer CIK	0001859787
Filer CCC	XXXXXXXX
Previous Accession Number Of The Filing	0001958244-26-000178
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144/A: 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/A: 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	199250	296873353	03/30/2026	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/A: 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	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/A: 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	01/05/2026	6250	306922
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	01/05/2026	6250	306878
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	03/06/2026	14062	592273.16

144/A: Remarks and Signature

Remarks	Amendment to the filing submitted on 3/30/2026 in order to amend Table II.
Date of Notice	04/20/2026
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)