STAAR Surgical (NASDAQ: STAA) insider details RSU tax withholding transaction

Rhea-AI Filing Summary

STAAR Surgical's Chief Legal Officer, Nathnaniel B. Sisitsky, reported an equity transaction involving company common stock. On December 11, 2025, restricted stock units granted on December 11, 2023 vested as to 7,312 shares.

Upon vesting, 2,616 shares of common stock were withheld to satisfy taxes at a reported price of $24.68 per share. After this tax withholding, Sisitsky beneficially owned 22,812 shares of STAAR Surgical common stock, which includes previously granted RSUs that are still subject to future vesting.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

SISITSKY NATHANIEL

(Last) (First) (Middle)

25510 COMMERCENTRE DRIVE

(Street)

LAKE FOREST CA 92630

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
STAAR SURGICAL CO [ STAA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Legal Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/11/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock(1)	12/11/2025		F		2,616	D	$24.68	22,812(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. On December 11, 2025, restricted stock units (RSUs) granted to the reporting person on December 11, 2023, and reported on a Form 4 filed on December 12, 2023, vested as to 7,312 shares. Upon vesting, 2,616 shares were withheld to satisfy taxes.

2. Includes previously granted RSUs, which are subject to future vesting.

	/s/ Nathnaniel B. Sisitsky	12/12/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What insider transaction did STAAR Surgical (STAA) report in this filing?

The report shows that Chief Legal Officer Nathnaniel B. Sisitsky had restricted stock units vest on December 11, 2025, resulting in common stock being delivered and some shares withheld for taxes.

How many STAAR Surgical RSUs vested for the insider in this Form 4?

Restricted stock units granted on December 11, 2023 vested as to 7,312 shares of STAAR Surgical common stock for the reporting person.

How many STAAR Surgical (STAA) shares were withheld for taxes?

Upon vesting of the RSUs, 2,616 shares of STAAR Surgical common stock were withheld to satisfy tax obligations at a reported price of $24.68 per share.

How many STAAR Surgical shares does the insider own after this transaction?

Following the reported transaction, the insider beneficially owned 22,812 shares of STAAR Surgical common stock, including previously granted RSUs that remain subject to future vesting.

What is the insider’s role at STAAR Surgical (STAA)?

The reporting person in this transaction is an officer of STAAR Surgical, serving as the company’s Chief Legal Officer.

Does the insider’s reported ownership include unvested RSUs at STAAR Surgical?

Yes. The reported 22,812 shares beneficially owned include previously granted RSUs that are still subject to future vesting.