[Form 4] Vicor Corp Insider Trading Activity

Rhea-AI Filing Summary

Vicor Corp director Jason Carlson received 4,539 non-qualified stock options on June 20, 2025, as reported in a Form 4 filing. The options were granted under the company's Amended and Restated 2000 Stock Option and Incentive Plan with an exercise price of $44.07 per share. These options will vest over a five-year period and expire on June 20, 2035. The grant represents a standard equity compensation package for board members, aligning the director's interests with shareholders. The transaction was executed pursuant to the company's compensation plan and was reported within the required two-business-day filing window. The filing was signed by Quentin A. Fendelet as attorney-in-fact for Carlson.

Positive

• Director Jason Carlson received 4,539 stock options at $44.07 exercise price, aligning management interests with shareholders
• The stock options have a 10-year term until 06/20/2035, providing long-term incentive for company performance
• Five-year vesting period encourages long-term retention of key director

Negative

• The stock option grant will result in potential dilution of approximately 4,539 shares for existing shareholders
• The options represent additional compensation expense that will be recognized over the five-year vesting period

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
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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^*

CARLSON JASON

(Last) (First) (Middle)

VICOR CORPORATION

25 FRONTAGE RD.

(Street)

ANDOVER MA 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)

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

3. Date of Earliest Transaction (Month/Day/Year)
06/20/2025

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

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	06/20/2025		A		4,539		(1)	06/20/2035	Common Stock	4,539	$0	4,539	D

Explanation of Responses:

1. Granted under the Companys Amended and Restated 2000 Stock Option and Incentive Plan on June 20, 2025 and vest over a five year period.

	/s/Quentin A. Fendelet Attorney in Fact for Jason Carlson	06/23/2025
	** 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.

FAQ

What stock options did VICR director Jason Carlson receive on June 20, 2025?

Jason Carlson received 4,539 non-qualified stock options with an exercise price of $44.07 per share, which vest over a five-year period and expire on June 20, 2035.

What is the exercise price of VICR stock options granted to Jason Carlson in June 2025?

The exercise price of the non-qualified stock options granted to Jason Carlson is $44.07 per share.

When do Jason Carlson's VICR stock options expire?

The stock options granted to Jason Carlson on June 20, 2025, expire on June 20, 2035, giving them a 10-year term.

What is the vesting schedule for VICR director Jason Carlson's 2025 stock options?

The stock options granted to Jason Carlson under VICR's Amended and Restated 2000 Stock Option and Incentive Plan vest over a five-year period.

Who filed the Form 4 for VICR director Jason Carlson's stock option grant?

The Form 4 was signed by Quentin A. Fendelet as Attorney in Fact for Jason Carlson on June 23, 2025.