Company: STAA
Filing Date: 2025-12-17
Form Type: DEFA14A
Source: 0001193125-25-322104
Chunk: 0

Company: STAAR SURGICAL CO
Filing Date: 2025-12-17
Form: DEFA14A
Chunk 0
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box:

| ☐ | Preliminary Proxy Statement |

| ☐ | Confidential, for Use of the Commission Only (as permitted by Rule 
 14a-6(e)(2))                                                       |

| ☐ | Definitive Proxy Statement |

| ☒ | Definitive Additional Materials |

| ☐ | Soliciting Material under §240.14a-12 |

STAAR SURGICAL COMPANY (Name of Registrant as Specified In Its Charter) (Name of Person(s) Filing Proxy Statement, if other than the Registrant) Payment of Filing Fee (Check the appropriate box):

| ☒ | No fee required. |

| ☐ | Fee paid previously with preliminary materials. |

| ☐ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 
 14a-6(i)(1) and 0-11                                                           |

STAAR Surgical Company (“STAAR” or the “Company”) issued the following press release on December 17, 2025: STAAR Stockholders Have a Choice: Vote FOR Alcon’s Certain, Premium $30.75 Per Share Cash Offer or Bear the Downside Risk that Broadwood Has No Credible Plan to Create Stockholder Value Broadwood Has Consistently Misled STAAR Stockholders About Takeover Interest in STAAR In Order to Derail the Alcon Merger STAAR Urges Stockholders to Vote “FOR” the Alcon Transaction on WHITE Proxy Card TODAY LAKE FOREST, Calif, December 17, 2025– STAAR Surgical Company (NASDAQ: STAA), the global leader in phakic IOLs with the EVO family of Implantable Collamer ®Lenses (EVO ICL ™) for vision correction, today issued the following open letter to STAAR stockholders: Dear STAAR Surgical Stockholders: The Special Meeting of Stockholders to vote on the amended agreement with Alcon Inc. (SIX/NYSE: ALC) is just days away. How you vote at the Special Meeting will greatly influence the value of your shares. You have a choice:

| • |     | Vote to