ONON insider sale filed: 100,000 shares via Goldman Sachs on 08/15/2025

Rhea-AI Filing Summary

On Holding AG (ONON) Form 144 notice shows a proposed sale of 100,000 Class A ordinary shares through Goldman Sachs & Co. LLC with an approximate aggregate market value of $4,534,000 and an approximate sale date of 08/15/2025. The filer reports acquiring these 100,000 shares from the issuer in a private transaction on 12/21/2017 and indicates no cash payment obligations related to that acquisition. The filing also itemizes multiple sales by the same seller during the past three months, including a large sale of 175,000 shares on 05/15/2025 for $10,265,268.13. The signer certifies they are not aware of undisclosed material adverse information about the issuer.

Positive

• Transparent disclosure of the proposed sale quantity, broker, acquisition date, and aggregate market value
• Broker engagement with Goldman Sachs & Co. LLC indicated, showing the sale is being processed through an established broker

Negative

• Significant insider selling disclosed in the three-month history, including a 175,000-share sale on 05/15/2025 for $10,265,268.13
• Substantial ongoing dispositions by the same seller across multiple dates, which may be perceived as notable insider liquidity

Insights

Securities Analyst

TL;DR: Insider has disclosed a scheduled 100,000-share sale and extensive prior dispositions, including a 175,000-share sale in May.

The filing is a standard Rule 144 notice documenting a proposed sale through Goldman Sachs of 100,000 Class A shares valued at roughly $4.53 million with an 08/15/2025 sale date. The shares were acquired in 2017 in a private transaction. The three-month sale history shows numerous dispositions by the same individual, capped by a 175,000-share sale on 05/15/2025 for over $10.2 million, which is a material volume of insider selling. For investors, the key facts are the disclosed quantities, dates, acquisition origin, and the broker handling the transaction.

Corporate Governance Expert

TL;DR: The Form 144 provides required disclosure of planned insider sales and contains the filer’s certification about material information.

The filing meets procedural requirements by identifying class, broker, share count, acquisition date, and the filer’s signature statement that no undisclosed material adverse information exists. The repeated recent sales activity, including a large May disposition, may warrant attention from governance watchers assessing insider liquidity or portfolio diversification, but the filing itself does not state motive or role of the seller within the company.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	100000	4534000	293047715	08/15/2025	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			100000	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	08/11/2025	1886	86722.74
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	08/11/2025	1886	86774.89
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	08/11/2025	1509	69406.04
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	08/04/2025	1509	71245.72
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	08/04/2025	1886	89067.25
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	08/04/2025	1886	89084.74
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/28/2025	1886	96058.4
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/28/2025	1886	96028.94
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/28/2025	1509	76843.62
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/21/2025	1886	99674.45
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/21/2025	1886	99661.66
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/21/2025	1509	79738.1
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/14/2025	1509	80505.68
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/14/2025	1886	100578.6
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/14/2025	1886	100536.26
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/07/2025	1509	81098.98
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/07/2025	1886	101395.57
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	07/07/2025	1886	101393.82
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/30/2025	1886	98415.02
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/30/2025	1886	98384.49
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/30/2025	1509	78747.36
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/23/2025	1886	98716.52
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/23/2025	1509	79039.87
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/23/2025	1886	98705.66
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/16/2025	1886	99824.37
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/16/2025	1886	99781
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/16/2025	1509	79859.06
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/09/2025	1886	106266.65
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/09/2025	1509	84997.53
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/09/2025	1886	106279.2
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/02/2025	1886	110890.99
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/02/2025	1886	110930.34
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	06/02/2025	1509	88740.05
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	05/27/2025	1886	113798.3
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	05/27/2025	1886	113766.21
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	05/27/2025	1509	91057.06
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	05/19/2025	1886	113150.34
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	05/19/2025	1509	90534.96
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	05/19/2025	1886	113121.04
Marc Maurer Forrlibuckstrasse 190 Zurich V8 8005	Class A Ordinary Shares	05/15/2025	175000	10265268.13

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the On Holding AG (ONON) Form 144 disclose?

The filing discloses a proposed sale of 100,000 Class A ordinary shares through Goldman Sachs with aggregate market value of $4,534,000 and an approximate sale date of 08/15/2025.

Who is the seller named in the Form 144 for ONON?

The sales listed in the filing are by Marc Maurer (address shown) for multiple transactions; the 100,000-share proposed sale is reported for the person who acquired the shares from the issuer on 12/21/2017.

What acquisition details are provided for the shares to be sold?

The 100,000 shares were acquired from the issuer in a private transaction on 12/21/2017, and the filing indicates no cash payment obligations related to that acquisition.

Does the Form 144 show recent insider sales for ONON?

Yes. The filing lists numerous sales over the past three months by the same seller, including a 175,000-share sale on 05/15/2025 with gross proceeds of $10,265,268.13.

Through which broker will the ONON shares be sold?

The proposed sale of 100,000 Class A ordinary shares lists Goldman Sachs & Co. LLC as the broker.