Vicor (VICR) director awarded 4,100 stock options at $266.005 strike price

Rhea-AI Filing Summary

Vicor Corp director Andrew D'Amico received a grant of stock options covering 4,100 shares of common stock. The non-qualified options have an exercise price of $266.005 per share, vest over a five-year period, and each tranche expires two years after its respective vesting date. Following this grant, he holds 4,100 derivative securities directly.

Insights

Corporate governance analyst

Director receives routine option grant as equity compensation.

Director Andrew D'Amico was awarded non-qualified stock options for 4,100 shares of Vicor Corp common stock at an exercise price of $266.005 per share. The grant is made under the company’s Amended and Restated 2000 Stock Option and Incentive Plan.

The options vest over a five-year period, with each vested portion expiring two years after its vesting date, aligning incentives with longer-term performance. This is a compensation-related acquisition, not an open-market purchase or sale, and represents a routine element of director pay structure.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider D'Amico Andrew

Role null

Type	Security	Shares	Price	Value
Grant/Award	Non Qualified Stock Option	4,100	$0.00	--

Holdings After Transaction: Non Qualified Stock Option — 4,100 shares (Direct, null)

Footnotes (1)

1. Granted under the Companys Amended and Restated 2000 Stock Option and Incentive Plan on May 5, 2026 and vest over a five year period. Options expire 2 years from each date of vesting.

Key Figures

Option grant size: 4,100 options Exercise price: $266.005 per share Underlying shares: 4,100 shares +1 more

4 metrics

Option grant size 4,100 options Non-qualified stock options granted to director on May 5, 2026

Exercise price $266.005 per share Strike price for granted non-qualified stock options

Underlying shares 4,100 shares Common stock underlying the granted options

Post-grant derivative holdings 4,100 derivative securities Total options held following this transaction

Key Terms

Non Qualified Stock Option, Amended and Restated 2000 Stock Option and Incentive Plan, vesting, expiration

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"

vesting financial

"granted ... on May 5, 2026 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.

expiration financial

"Options expire 2 years from each date of vesting."

Form 4 Insider Transactions: What Each Field Means →

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^*

D'Amico Andrew

(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)
05/05/2026

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

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	$266.005	05/05/2026		A		4,100		(1)	(2)	Common Stock	4,100	$0	4,100	D

Explanation of Responses:

1. Granted under the Companys Amended and Restated 2000 Stock Option and Incentive Plan on May 5, 2026 and vest over a five year period.

2. Options expire 2 years from each date of vesting.

	/s/ Kemble D. Morrison Attorney in fact for Andrew D'Amico	05/06/2026
	** 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)

FAQ

What insider transaction did Vicor (VICR) report for Andrew D'Amico?

Vicor reported that director Andrew D'Amico received a grant of non-qualified stock options for 4,100 shares of common stock at an exercise price of $266.005 per share, forming part of his equity-based compensation under the company’s stock option and incentive plan.

What is the exercise price of Andrew D'Amico’s new Vicor (VICR) stock options?

The granted non-qualified stock options carry an exercise price of $266.005 per share. This means D'Amico can buy Vicor common shares at $266.005 once options vest, subject to the plan’s terms and the specified vesting and expiration schedule.

How many Vicor (VICR) shares are covered by Andrew D'Amico’s option grant?

The option grant covers 4,100 shares of Vicor common stock. These are derivative securities, giving D'Amico the right, but not obligation, to purchase 4,100 shares at the fixed exercise price if and when the options vest and before they expire.

What are the vesting terms of Andrew D'Amico’s new Vicor (VICR) stock options?

The stock options granted to Andrew D'Amico vest over a five year period. According to the disclosure, each portion that vests does so on its own schedule, and the options granted are structured to align compensation with multi-year company performance.

When do Andrew D'Amico’s Vicor (VICR) stock options expire?

Each portion of Andrew D'Amico’s options expires two years from its vesting date. This staggered expiration means that after a tranche vests, he has a two-year window to exercise that portion before it lapses under the company’s stock option and incentive plan.

Is Andrew D'Amico’s Vicor (VICR) Form 4 transaction a market purchase or sale?

The Form 4 shows a grant/award acquisition of non-qualified stock options, not an open-market trade. D'Amico did not buy or sell shares in the market; instead, he received options as part of his compensation, with future exercise at $266.005 per share possible.