VICOR CORP (VICR) director awarded 548 non-qualified stock options expiring 2036

Rhea-AI Filing Summary

VICOR CORP director Samuel J. Anderson received a grant of 548 non-qualified stock options on Common Stock. The options have a conversion or exercise price of $365.53 per share and expire on June 22, 2036. They were granted under the company’s Amended and Restated 2000 Stock Option and Incentive Plan and vest over a five-year period. Following the reported transactions, Anderson directly holds 6,107 shares of Common Stock and 548 options tied to Common Stock.

Insights

Equity compensation analyst

Director received a routine stock option grant as equity compensation.

Director Samuel J. Anderson was granted 548 non-qualified stock options on Common Stock at a conversion or exercise price of $365.53 per share, expiring on June 22, 2036. The grant comes from VICOR CORP’s Amended and Restated 2000 Stock Option and Incentive Plan.

The options vest over a five-year period, indicating a long-term incentive structure rather than a short-term trade. The filing shows 6,107 shares of Common Stock held directly after the transactions, plus the newly granted 548 options, which together outline his current equity-linked position disclosed here.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider ANDERSON SAMUEL J

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Non Qualified Stock Option	548	$0.00	$0.00
holding	Common Stock	--	--	--

Holdings After Transaction: Non Qualified Stock Option — 548 shares (Direct); Common Stock — 6,107 shares (Direct)

Footnotes (1)

1. F1. Granted under the Companys Amended and Restated 2000 Stock Option and Incentive Plan on June 22, 2026 and vest over a five year period.

Key Figures

Option grant size: 548 options Exercise price: $365.53/share Option expiration: June 22, 2036 +2 more

5 metrics

Option grant size 548 options Non-qualified stock options granted on June 22, 2026

Exercise price $365.53/share Conversion or exercise price for granted options

Option expiration June 22, 2036 Expiration date of granted non-qualified stock options

Common shares held 6,107 shares Direct Common Stock holdings after reported transactions

Underlying shares 548 shares Common Stock underlying the new non-qualified stock options

Key Terms

Non Qualified Stock Option, Amended and Restated 2000 Stock Option and Incentive Plan, conversion or exercise price, vesting

4 terms

Non Qualified Stock Option financial

"security_title: "Non Qualified Stock Option""

Amended and Restated 2000 Stock Option and Incentive Plan financial

"Granted under the Companys Amended and Restated 2000 Stock Option and Incentive Plan"

conversion or exercise price financial

"conversion_or_exercise_price: "365.5300""

vesting financial

"and vest over a five year period"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

FAQ

What did VICOR CORP (VICR) director Samuel J. Anderson receive in this Form 4?

Samuel J. Anderson received a grant of 548 non-qualified stock options on VICOR CORP Common Stock. These options are equity compensation, not an open-market purchase or sale, and were issued under the company’s Amended and Restated 2000 Stock Option and Incentive Plan.

What is the exercise price and term of Samuel J. Anderson’s new VICR stock options?

The granted 548 non-qualified stock options carry a conversion or exercise price of $365.53 per share and expire on June 22, 2036. This long-dated expiration gives the director a multi-year window in which the options can potentially be exercised.

How do the new options for VICOR CORP (VICR) vest for Samuel J. Anderson?

The 548 non-qualified stock options granted to Samuel J. Anderson vest over a five-year period. This vesting schedule is designed to align his incentives with longer-term company performance, as the options become exercisable gradually rather than immediately.

How many VICOR CORP shares does Samuel J. Anderson hold after these transactions?

Following the reported transactions, Samuel J. Anderson directly holds 6,107 shares of VICOR CORP Common Stock. In addition, he has 548 newly granted non-qualified stock options that, if vested and exercised, would relate to an equal number of Common Stock shares.

Are Samuel J. Anderson’s VICR transactions open-market buys or sells?

No open-market buys or sells are reported here. The Form 4 primarily shows an equity compensation event: a grant of 548 non-qualified stock options, coded as a grant, award, or other acquisition, along with an updated line showing 6,107 directly held Common Stock shares.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/24/2026 - 09:12 AM Accepted by SEC EDGAR 06/24/2026 - 09:12 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^*

ANDERSON SAMUEL J

(Last) (First) (Middle)

25 FRONTAGE ROAD

(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)
06/22/2026

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								6,107	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	$365.53	06/22/2026		A		548		(1)	06/22/2036	Common Stock	548	$0	548	D

Explanation of Responses:

1. Granted under the Companys Amended and Restated 2000 Stock Option and Incentive Plan on June 22, 2026 and vest over a five year period.

	/s/Quentin A. Fendelet Attorney in Fact for Samuel J. Anderson	06/24/2026
	** 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)