Company: STAA
Filing Date: 2025-09-16
Form Type: DEFM14A
Source: 0001193125-25-204396
Chunk: 266

Company: STAAR SURGICAL CO
Filing Date: 2025-09-16
Form: DEFM14A
Chunk 266
---
 to any rule or regulation promulgated thereunder, in each case, as of such date).

(l) The information contained in this Agreement and in the Disclosure Schedules and Exhibits hereto is disclosed solely for purposes of this
Agreement, and no information contained herein or therein shall be deemed to be an admission by any party hereto of any matter whatsoever.

[Signature page follows]

A-57

IN WITNESS WHEREOF, the Parties have caused this Agreement to be executed as of the date first above written.

| Alcon Research, LLC       |     |                                              |
| By:                       |     | /s/ David Endicott                           |
|                           |     | Name: David Endicott                         |
|                           |     | Title: Chief Executive Officer and President |
| Rascasse Merger Sub, Inc. |     |                                              |
| By:                       |     | /s/ David Endicott                           |
|                           |     | Name: David Endicott                         |
|                           |     | Title: Chief Executive Officer and President |
| STAAR Surgical Company    |     |                                              |
| By:                       |     | /s/ Stephen C. Farrell                       |
|                           |     | Name: Stephen C. Farrell                     |
|                           |     | Title: Chief Executive Officer               |

[Signature Page to Agreement and Plan of Merger]

EXHIBIT A

CERTAIN DEFINITIONS

For
purposes of the Agreement (including this Exhibit A):

Acceptable Confidentiality Agreement. “” is defined in of the Agreement.

Acquired Corporation.
“” is defined in of the Agreement.

Acquisition Proposal. “” shall mean any bona fideinquiry, proposal or offer from any Person (other than Parent and its Affiliates) or “group” (other than a “group” that includes Parent
or its Affiliates) within the meaning of Section 13(d) of the Exchange Act, relating to, in a single transaction or series of related transactions, any (i) acquisition or exclusive license of assets of any Acquired Corporation equal to
more than 20% of the consolidated assets (based on the fair market value thereof) of the Acquired Corporations, taken as a whole, or to which more than 20% of the Acquired Corporations’ revenues or earnings on a consolidated basis are
attributable, (ii) issuance or acquisition of more than 20% of the aggregate voting power of the capital stock or equity interests of