Alcon AG

Foreign Filer Report • Aug 19, 2025

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE

SECURITIES EXCHANGE ACT OF 1934

August 19, 2025

Commission File Number: 001-31269

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ALCON INC.

(Registrant Name)

Rue Louis-d'Affry 6 1701 Fribourg , Switzerland

(Address of principal executive office)

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Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20‑F or Form 40-F: Form 20-F ☒ Form 40-F ☐

EXHIBIT INDEX

Exhibit Number	Description
99.1	Press release issued by Alcon Inc. dated August 19 , 2025
99.2	Alcon Inc. Interim Financial Report
101	Inline XBRL Document Set for the condensed consolidated financial statements and accompanying notes included in this Form 6-K
104	Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date:	August 19, 2025	ALCON INC. — By:	/s/ David J. Endicott
		Name: David J. Endicott
		Title: Authorized Representative
Date:	August 19, 2025	By:	/s/ Timothy C. Stonesifer
		Name: Timothy C. Stonesifer
		Title: Authorized Representative