STAAR Surgical (STAA) CDO has shares withheld for RSU tax payment

Filing Impact

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Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

STAAR Surgical’s Chief Development Officer Magda Michna reported a routine tax-related share disposition. On May 8, 2026, 1,680 shares of common stock were withheld at $26.69 per share to cover taxes on previously granted restricted stock units that vested on that date.

The RSUs were granted on May 8, 2023 and vested in three roughly equal annual installments through May 8, 2026. After the tax withholding, Michna directly owns 32,691 shares of STAAR Surgical common stock. The filing also corrects a prior typo in reported holdings, confirming the correct earlier total was 29,688 shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Michna Magda

Role Chief Development Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,680	$26.69	$45K

Holdings After Transaction: Common Stock — 32,691 shares (Direct, null)

Footnotes (1)

Reflects restricted stock units (RSUs) granted to the Reporting Person on May 8, 2023. These RSUs vested as to 1/3 (4,682 shares) on May 8, 2024, 1/3 (4,682 shares) on May 8, 2025, and 1/3 (4,683 shares) on May 8, 2026. On May 8, 2026, 1,680 shares were withheld to satisfy taxes. This amount includes the corrected number of owned securities that was misreported on the Form 4 filed on March 12, 2026 due to a typo (the correct number was 29,688 and not 29,668).

Key Figures

Tax-withheld shares: 1,680 shares Withholding price: $26.69 per share Post-transaction holdings: 32,691 shares +4 more

7 metrics

Tax-withheld shares 1,680 shares Common stock withheld on May 8, 2026 for taxes

Withholding price <money>$26.69</money> per share Value used for tax-withholding disposition

Post-transaction holdings 32,691 shares Shares directly owned after May 8, 2026 transaction

RSUs vesting 2024 4,682 shares RSUs vested on May 8, 2024

RSUs vesting 2025 4,682 shares RSUs vested on May 8, 2025

RSUs vesting 2026 4,683 shares RSUs vested on May 8, 2026, triggering tax withholding

Corrected prior holdings 29,688 shares Corrects typo in March 12, 2026 Form 4

Key Terms

restricted stock units (RSUs), tax-withholding disposition, Form 4, Common Stock, +1 more

5 terms

restricted stock units (RSUs) financial

"Reflects restricted stock units (RSUs) granted to the Reporting Person on May 8, 2023."

Restricted stock units (RSUs) are a type of company promise to give employees shares of stock in the future, usually after certain conditions like working for a set time. They are like a gift promised today that you receive later, which can become valuable if the company's stock price goes up. RSUs matter because they are a way companies reward employees and can be a significant part of compensation.

tax-withholding disposition financial

"transaction_action: tax-withholding disposition for payment of tax liability."

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 financial

"misreported on the Form 4 filed on March 12, 2026 due to a typo."

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Common Stock financial

"security_title: Common Stock reported in the non-derivative transaction."

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

restricted stock units financial

"These RSUs vested as to 1/3 (4,682 shares) on May 8, 2024."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Form 4 Insider Transactions: What Each Field Means →

05/12/2026 - 04:01 PM

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Michna Magda

(Last)

(First)

(Middle)

25510 COMMERCENTRE DRIVE

(Street)

LAKE FOREST

CALIFORNIA

92630

(City)

(State)

(Zip)

UNITED STATES

(Country)

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 Development Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/08/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock⁽¹⁾	05/08/2026		F		1,680	D	$26.69	32,691⁽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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Reflects restricted stock units (RSUs) granted to the Reporting Person on May 8, 2023. These RSUs vested as to 1/3 (4,682 shares) on May 8, 2024, 1/3 (4,682 shares) on May 8, 2025, and 1/3 (4,683 shares) on May 8, 2026. On May 8, 2026, 1,680 shares were withheld to satisfy taxes.

2. This amount includes the corrected number of owned securities that was misreported on the Form 4 filed on March 12, 2026 due to a typo (the correct number was 29,688 and not 29,668).

	/s/ Magda Michna	05/12/2026
	** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What did STAAR Surgical (STAA) executive Magda Michna report in this Form 4?

Magda Michna reported a tax-withholding disposition of 1,680 STAAR Surgical shares. The shares were withheld to cover taxes due when restricted stock units vested, rather than sold in the open market, making this a routine administrative transaction.

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

The filing shows 1,680 shares of STAAR Surgical common stock were withheld. The shares were valued at $26.69 each and used to satisfy tax obligations tied to vested restricted stock units granted in May 2023.

How many STAAR Surgical (STAA) shares does Magda Michna hold after the transaction?

After the tax-withholding transaction, Magda Michna directly holds 32,691 STAAR Surgical shares. This post-transaction figure includes a correction to a previous Form 4, which had understated her holdings due to a typographical error.

Was the STAAR Surgical (STAA) Form 4 transaction an open-market sale?

No, the Form 4 describes a tax-withholding disposition, not an open-market sale. Shares were automatically withheld to cover taxes owed on vesting restricted stock units, a standard compensation-related mechanism rather than a discretionary sale decision.

What correction to prior STAAR Surgical (STAA) holdings is disclosed in this Form 4?

The filing corrects a typo from a March 12, 2026 Form 4, stating the correct previously owned amount was 29,688 shares, not 29,668. This ensures the reported post-transaction total of 32,691 shares is based on accurate starting holdings.

What is the vesting schedule of the STAAR Surgical (STAA) RSUs in this Form 4?

The RSUs were granted on May 8, 2023 and vested in three tranches: 4,682 shares on May 8, 2024, 4,682 shares on May 8, 2025, and 4,683 shares on May 8, 2026. The 2026 vest triggered the tax-withholding disposition.