Vicor director sells 908 shares at $250

For VICOR CORP (VICR), director Zmira Lavie exercised 908 non-qualified stock options for common stock on 2026-08-17 at an exercise price of $44.07 per share and immediately sold 908 common shares at $250.00 per share.

Rhea-AI Filing Summary

For VICOR CORP (VICR), director Zmira Lavie exercised 908 non-qualified stock options for common stock on 2026-08-17 at an exercise price of $44.07 per share and immediately sold 908 common shares at $250.00 per share. Following the option exercise, Lavie directly holds 3,631 non-qualified stock options.

Insider Trade Summary

Exercise and Sale: 908 shares ($187K approx. pre-tax spread)

Exercise and Sale 3 txns

Insider Lavie Zmira

Role Director

Sold 908 shs ($227K)

Approx. gross sale proceeds $227K

Approx. exercise cost $40K

Approx. pre-tax spread $187K

Type	Security	Shares	Price	Value
Exercise	Non Qualified Stock Option	908	$0.00	$0.00
Exercise	Common Stock	908	$44.07	$40K
Sale	Common Stock	908	$250.00	$227K

Holdings After Transaction: Non Qualified Stock Option — 3,631 contracts (Direct); Common Stock — 0 shares (Direct)

Key Figures

Options Exercised: 908 shares Exercise Price: $44.07 per share Shares Sold: 908 shares +3 more

6 metrics

Options Exercised 908 shares Non Qualified Stock Option exercise on 2026-08-17

Exercise Price $44.07 per share Exercise price of Non Qualified Stock Option

Shares Sold 908 shares Common Stock sale on 2026-08-17

Sale Price $250.00 per share Price for sale of Common Stock

Options Held After Transaction 3,631 options Total non-qualified stock options directly held after exercise

Option Expiration Date 2035-06-20 Expiration date of the Non Qualified Stock Option series

Key Terms

Non Qualified Stock Option, derivative security, exercise price

3 terms

Non Qualified Stock Option financial

"security_title: Non Qualified Stock Option"

derivative security financial

"transaction_code_description: Exercise or conversion of derivative security"

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

exercise price financial

"conversion_or_exercise_price: 44.0700"

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did Zmira Lavie report for VICR on August 17, 2026?

Zmira Lavie reported exercising 908 options for VICOR CORP (VICR) common stock at $44.07 per share and selling 908 shares at $250.00 per share on 2026-08-17, in a combined exercise-and-sell transaction.

At what prices were Zmira Lavie’s VICR option exercise and share sale executed?

Lavie’s VICR option exercise occurred at an exercise price of $44.07 per share, and the subsequent sale of 908 common shares was at a sale price of $250.00 per share on 2026-08-17.

How many VICR options did Zmira Lavie hold after the reported Form 4 transactions?

After the reported activity, Lavie directly holds 3,631 non-qualified stock options for VICOR CORP (VICR). These remaining options have an exercise price of $44.07 per share and an expiration date of 2035-06-20, based on the derivative transaction data.

What type of derivative security did Zmira Lavie exercise in the VICR Form 4 filing?

Lavie exercised a Non Qualified Stock Option covering 908 underlying shares of VICOR CORP (VICR) common stock. The option carried an exercise price of $44.07 per share and an expiration date of 2035-06-20, with exercise reported on 2026-08-17.

Was the VICR Form 4 transaction by Zmira Lavie under a Rule 10b5-1 trading plan?

The filing’s Rule 10b5-1 checkbox is not marked as a plan transaction (aff_10b5_one is false). There is no footnote indicating that Zmira Lavie’s VICR transactions were executed pursuant to a Rule 10b5-1 or similar pre-arranged trading plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 08/19/2026 - 09:42 AM Accepted by SEC EDGAR 08/19/2026 - 09:42 AM Learn about SEC filing dates

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^*

Lavie Zmira

(Last) (First) (Middle)

25 FRONTAGE RD.

(Street)

ANDOVER MASSACHUSETTS 01810

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
VICOR CORP [ VICR ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/17/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/17/2026		M		908	A	$44.07	908	D
Common Stock	08/17/2026		S		908	D	$250	0	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
Non Qualified Stock Option	$44.07	08/17/2026		M			908	06/20/2026	06/20/2035	Common Stock	908	$0	3,631	D

Explanation of Responses:

	/s/Kemble Morrison Attorney in Fact for Zmira Lavie	08/19/2026
	** 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)