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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
_________________
FORM 6-K
_________________
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE
SECURITIES EXCHANGE ACT OF 1934
August 20, 2019
Commission File Number: 001-31269
_________________
ALCON INC.
(Registrant Name)
Chemin de Blandonnet 8
1214 Vernier, Geneva, Switzerland
(Address of principal executive office)
_________________
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 x Form 40-F
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Exhibit Index

Exhibit Number |  | Description
99.1 |  | Press release issued by Alcon Inc. dated August 20, 2019 titled “Alcon Reports Second Quarter and First Half 2019 Results”
99.2 |  | Alcon Inc. Condensed Consolidated Interim Financial Report
101.SCH |  | Inline XBRL Taxonomy Extension Schema
101.CAL |  | Inline XBRL Taxonomy Extension Calculation
101.DEF |  | Inline XBRL Taxonomy Extension Definition
101.LAB |  | Inline XBRL Taxonomy Extension Label
101.PRE |  | Inline XBRL Taxonomy Extension Presentation

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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.

|  |  | ALCON INC.
Date: | August 20, 2019 |  | By: | /s/ Timothy C. Stonesifer
|  |  | Name: Timothy C. Stonesifer
|  |  | Title: Authorized Representative
Date: | August 20, 2019 |  | By: | /s/ Royce Bedward
|  |  | Name: Royce Bedward
|  |  | Title: Authorized Representative

3