VICR Form 4 shows option exercises at $41.61–$75.43

Q: How many Vicor shares does the officer own after the transactions?

The filing shows beneficial ownership of 15,755 shares, held directly.

Q: What were the exercise prices and amounts for the options exercised?

616 shares at $60.61 , 2,015 shares at $41.61 , and 444 shares at $75.43 .

Filing Impact

(Moderate)

Filing Sentiment

(Positive)

Form Type

Rhea-AI Filing Summary

Vicor Corp (VICR): Form 4 activity — Corporate Vice President Eng. Alex Gusinov exercised stock options on 11/04/2025 (code M), acquiring 616, 2,015, and 444 shares at exercise prices of $60.61, $41.61, and $75.43, respectively.

After these transactions, he beneficially owned 15,755 shares, held directly. Related options remained outstanding as derivative securities, and the filing notes that options expire two years from each vesting date.

Insider Trade Summary

3,075 shares exercised/converted

Mixed 6 txns

Insider Gusinov Alex

Role Corp. Vice President Eng.

Type	Security	Shares	Price	Value
Exercise	Non Qualified Stock Option	616	$0.00	--
Exercise	Non Qualified Stock Option	2,015	$0.00	--
Exercise	Non Qualified Stock Option	444	$0.00	--
Exercise	Common Stock	616	$60.61	$37K
Exercise	Common Stock	2,015	$41.61	$84K
Exercise	Common Stock	444	$75.43	$33K

Holdings After Transaction: Non Qualified Stock Option — 1,848 shares (Direct); Common Stock — 13,296 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

11/05/2025 - 11:15 AM

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^*

Gusinov Alex

(Last)

(First)

(Middle)

25 FRONTAGE RD.

(Street)

ANDOVER

01810

(City)

(State)

(Zip)

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

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Corp. Vice President Eng.

3. Date of Earliest Transaction (Month/Day/Year)
11/04/2025

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)
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	11/04/2025		M		616	A	$60.61	13,296	D
Common Stock	11/04/2025		M		2,015	A	$41.61	15,311	D
Common Stock	11/04/2025		M		444	A	$75.43	15,755	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)
Non Qualified Stock Option	$60.61	11/04/2025		M			616	04/25/2025	⁽¹⁾	Common Stock	616	$0	1,848	D
Non Qualified Stock Option	$41.61	11/04/2025		M			2,015	05/02/2025	⁽¹⁾	Common Stock	2,015	$0	8,058	D
Non Qualified Stock Option	$75.43	11/04/2025		M			444	05/12/2025	⁽¹⁾	Common Stock	444	$0	888	D

Explanation of Responses:

1. Options expire 2 years from each vesting date.

	/s/Quentin Fendelet Attorney in fact for Alex Gusinov	11/05/2025
	** 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.
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.

Source: View Original Filing on SEC EDGAR

FAQ

What did Vicor (VICR) report in this Form 4?

An officer, Alex Gusinov, exercised stock options on 11/04/2025 (code M), acquiring 616, 2,015, and 444 shares at exercise prices of $60.61, $41.61, and $75.43.

Who is the reporting person in the VICR Form 4 and their role?

Alex Gusinov, an officer titled Corporate Vice President Eng., is the reporting person.

How many Vicor shares does the officer own after the transactions?

The filing shows beneficial ownership of 15,755 shares, held directly.

What were the exercise prices and amounts for the options exercised?

616 shares at $60.61, 2,015 shares at $41.61, and 444 shares at $75.43.

What does transaction code 'M' indicate in this context?

Code M indicates the exercise or conversion of derivative securities (stock options) into common stock.

What is noted about the option expiration in the filing?

The filing states: options expire two years from each vesting date.