Item 8.01. Other Events. On January 6, 2026, STAAR Surgical Company, a Delaware corporation (the “ Company”), held a special meeting of stockholders (the “ Special Meeting”) to consider certain proposals related to the Agreement and Plan of Merger, dated as of August 4, 2025, by and among Alcon Research, LLC, a Delaware limited liability company (“ Alcon”), Rascasse Merger Sub, Inc., a Delaware corporation and a wholly owned subsidiary of Alcon (“ Merger Sub”), and the Company (as it may be amended from time to time, including by Amendment No. 1 on November 7, 2025 and Amendment No. 2 on December 9, 2025, the “ Merger Agreement”). The Company issued a press release announcing the preliminary voting results of the Special Meeting. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits. (d)  Exhibits. Exhibit Exhibit 99.1 Press Release, dated as of January 6, 2026 104 Cover Page Interactive Data File – the cover page XBRL tags are embedded within the Inline XBRL document 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 hereunto duly authorized. STAAR Surgical Company Date: January 6, 2026 By: /s/ Stephen C. Farrell Name: Stephen C. Farrell Title: Chief Executive Officer