ONON Form 144: Multiple Class A resale blocks reported

ONON submitted a Form 144 notice reporting intended sales of Class A Ordinary Shares by an affiliated holder.

Rhea-AI Filing Summary

ONON submitted a Form 144 notice reporting intended sales of Class A Ordinary Shares by an affiliated holder. The filing lists multiple small blocks of 6,250 shares across January–March 2026 and a larger reported block of 100,000 shares on 03/05/2026. Transactions are shown on NYSE-listed shares and cite dates through 03/30/2026. The filing identifies the selling party as Marc Maurer with repeated entries of identical block sizes and specific trade dates; cash‑flow recipients or aggregate offering totals beyond the line‑item entries are not stated in the excerpt.

Insights

Securities Counsel

Rule 144 notice lists multiple proposed resale blocks, including a 100,000-share entry.

Form 144 is a regulatory notice under Rule 144 that reports intended resale of restricted or controlled securities. The excerpt lists per‑trade quantities and dates, notably repeated 6,250-share blocks and a 100,000-share block on 03/05/2026.

Timing and settlement mechanics are not provided in the excerpt; subsequent SEC or broker filings may show actual transactions. The legal significance is administrative: these entries notify compliance with resale reporting requirements under Rule 144.

Key Figures

Reported block size (typical): 6,250 shares Reported block size (largest shown): 100,000 shares Last dated entry in header: 03/30/2026

3 metrics

Reported block size (typical) 6,250 shares repeated trade entries across Jan–Mar 2026

Reported block size (largest shown) 100,000 shares listed for 03/05/2026 in the transactions list

Last dated entry in header 03/30/2026 date shown alongside NYSE in header line

Key Terms

Form 144, Rule 144, Class A Ordinary Shares

3 terms

Form 144 regulatory

"144: Securities To Be Sold | Class A Ordinary Shares"

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.

Rule 144 regulatory

"144: Securities Sold During The Past 3 Months"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Class A Ordinary Shares financial

"Class A Ordinary Shares | 12/21/2017 | Acquired from Issuer"

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.

FAQ

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

What does ONON's Form 144 report about Class A Ordinary Shares?

It reports proposed resales of Class A Ordinary Shares by a holder. The filing lists multiple 6,250-share blocks across Jan–Mar 2026 and a 100,000-share block dated 03/05/2026 as examples of the planned sales.

Who is listed as the selling party in the ONON Form 144?

The selling party is identified as Marc Maurer. The excerpt repeats Marc Maurer's name with multiple per‑trade entries and dates from January through March 2026.

Does the Form 144 show how many shares were sold in total?

The excerpt does not state an aggregate total. It lists individual trade sizes and dates, including many 6,250-share entries and one 100,000-share entry, but no summed aggregate is provided in the excerpt.

Are proceeds or recipients of the sales shown in the filing excerpt?

No cash‑flow recipients or proceeds amounts are given in the excerpt. The listing shows share quantities and dates; the filing does not disclose sale prices, proceeds recipients, or allocation details in the provided text.

Which exchange are the reported ONON shares associated with?

The excerpt references the NYSE. A header line includes an NYSE listing reference alongside dated entries through 03/30/2026, indicating the shares are NYSE‑listed in the excerpt.

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

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Accepted by SEC EDGAR 03/30/2026 - 05:34 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

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	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: 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: 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

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	03/30/2026
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)