AllianceBernstein 13G/A: ONON stake disclosed—9.76M shares (3.3%)

AllianceBernstein L.P. filed an amended Schedule 13G reporting beneficial ownership of 9,756,483 shares of On Holding AG common stock, representing 3.3% of the class as of the event date.

Rhea-AI Filing Summary

AllianceBernstein L.P. filed an amended Schedule 13G reporting beneficial ownership of 9,756,483 shares of On Holding AG common stock, representing 3.3% of the class as of the event date.

The filer reports 9,293,316 shares with sole voting power, 0 with shared voting power, 9,746,765 with sole dispositive power, and 9,718 with shared dispositive power. The shares were acquired solely for investment purposes on behalf of client discretionary accounts, and the filer certifies the position was not acquired to change or influence control.

Insights

Equity ownership and disclosure analyst

Routine 13G/A shows a passive 3.3% ONON stake by AllianceBernstein.

AllianceBernstein L.P. reports beneficial ownership of 9,756,483 ONON shares, equal to 3.3% of the class, under a Schedule 13G/A. 13G indicates a passive investment, not a control-seeking position.

The filing details sole voting power over 9,293,316 shares and sole dispositive power over 9,746,765 shares, with minimal shared dispositive power (9,718). These figures outline voting and sale authority across client accounts.

The certification states the shares were acquired in the ordinary course and not to influence control. Actual market impact depends on portfolio decisions by clients and the adviser; the excerpt does not specify any trading plans or timelines.

FAQ

What did AllianceBernstein report in its Schedule 13G/A for ONON?

AllianceBernstein reported beneficial ownership of 9,756,483 ONON common shares, representing 3.3% of the class.

What voting and dispositive powers did AllianceBernstein disclose over ONON shares?

They disclosed 9,293,316 shares with sole voting power and 9,746,765 with sole dispositive power; shared dispositive power was 9,718.

What is the event date for AllianceBernstein’s ONON ownership report?

The stated event date is 09/30/2025.

Is AllianceBernstein’s ONON position passive or control‑oriented?

It is a passive position filed on Schedule 13G/A, with a certification that it was not acquired to change or influence control.

Who is the reporting person and their classification in the filing?

The reporting person is AllianceBernstein L.P., classified as an investment adviser (IA).

What is the CUSIP and security class for ONON in this filing?

The class is Common Stock with CUSIP H5919C104.

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Accepted by SEC EDGAR 11/14/2025 - 12:12 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

On Holding AG

(Name of Issuer)

Common Stock

(Title of Class of Securities)

H5919C104

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. H5919C104

1

Names of Reporting Persons

AllianceBernstein L.P.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 9,293,316.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 9,746,765.00
8	Shared Dispositive Power 9,718.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

9,756,483.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

3.3 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: On Holding AG
(b)	Address of issuer's principal executive offices: FORRLIBUCKSTRASSE 190 8005, ZURICH, Switzerland
Item 2.
(a)	Name of person filing: AllianceBernstein L.P. ("AllianceBernstein L.P.")
(b)	Address or principal business office or, if none, residence: 501 Commerce Street, Nashville, TN 37203 All media outlets, please contact Jennifer Will at AllianceBernstein (212-969-1157) with any questions. All other questions can be directed to Section13USFilings@alliancebernstein.com.
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: H5919C104
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 9,756,483 shares acquired solely for investment purposes on behalf of client discretionary investment advisory accounts.* *AllianceBernstein L.P. is a majority owned subsidiary of Equitable Holdings, Inc. ("EQH"). AllianceBernstein operates under independent management and makes independent decisions from EQH and its respective subsidiaries, and EQH calculates and reports beneficial ownership separately from AllianceBernstein pursuant to guidance provided by the Securities and Exchange Commission in Release Number 34-39538 (January 12, 1998).
(b)	Percent of class: 3.3 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 9,293,316
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 9,746,765
	(iv) Shared power to dispose or to direct the disposition of: 9,718
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

AllianceBernstein L.P.

Signature:	Melissa Guerra
Name/Title:	VP/Director of Compliance
Date:	11/13/2025