Vicor CAO granted 2,514 stock options at $266.01

Vicor Corp corporate VP and CAO Quentin A. Fendelet received a grant of 2,514 non-qualified stock options for Vicor common stock.

Rhea-AI Filing Summary

Vicor Corp corporate VP and CAO Quentin A. Fendelet received a grant of 2,514 non-qualified stock options for Vicor common stock. The options have an exercise price of $266.005 per share and were granted under the company's Amended and Restated 2000 Stock Option and Incentive Plan.

The grant vests over a five-year period and each portion of the options expires two years after its respective vesting date. Following this award, Fendelet holds 2,514 options directly, reflecting a compensation-related equity incentive rather than an open-market share purchase or sale.

Insider Trade Summary

Grant/Award: 2,514 shares

Grant/Award 1 txn

Insider Fendelet Quentin A.

Role Corp. VP - CAO

Type	Security	Shares	Price	Value
Grant/Award	Non Qualified Stock Option	2,514	$0.00	$0.00

Holdings After Transaction: Non Qualified Stock Option — 2,514 contracts (Direct)

Footnotes (2)

1. F1. Granted under the Company's Amended and Restated 2000 Stock Option and Incentive Plan on May 5, 2026 and vest over a five year period.
2. F2. Options expire 2 years from each vesting date.

Key Figures

Options granted: 2,514 options Exercise price: $266.005 per share Options held after grant: 2,514 options +2 more

5 metrics

Options granted 2,514 options Non-qualified stock options granted to CAO on May 5, 2026

Exercise price $266.005 per share Exercise price for the 2,514 non-qualified stock options

Options held after grant 2,514 options Total options directly owned following the reported transaction

Vesting period Five years Options vest over a five-year period from May 5, 2026

Expiration timing Two years post-vesting Options expire two years from each vesting date

Key Terms

Non Qualified Stock Option, Amended and Restated 2000 Stock Option and Incentive Plan, vest over a five year period, Options expire 2 years from each vesting date

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 Company's Amended and Restated 2000 Stock Option and Incentive Plan"

vest over a five year period financial

"granted ... on May 5, 2026 and vest over a five year period"

Options expire 2 years from each vesting date financial

"Options expire 2 years from each vesting date."

FAQ

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

What did Vicor (VICR) disclose about Quentin Fendelet in this Form 4?

Vicor reported that corporate VP and CAO Quentin A. Fendelet received 2,514 non-qualified stock options. These options are compensation-related awards, not open-market share purchases or sales, and give him the right to buy Vicor common stock at a fixed exercise price.

How many stock options did Quentin Fendelet receive from Vicor (VICR)?

Quentin Fendelet received 2,514 non-qualified stock options. Each option relates to one share of Vicor common stock, providing potential future ownership if exercised under the terms of the company’s Amended and Restated 2000 Stock Option and Incentive Plan.

What is the exercise price of Quentin Fendelet’s Vicor (VICR) stock options?

The exercise price of Quentin Fendelet’s options is $266.005 per share. This is the fixed price at which he can buy Vicor common stock in the future, regardless of the market price at the time of exercise.

How do the Vicor (VICR) stock options granted to Quentin Fendelet vest?

The options granted to Quentin Fendelet vest over a five-year period. This means portions of the 2,514 options become exercisable gradually, aligning his equity incentives with longer-term service and company performance over those years.

When do Quentin Fendelet’s Vicor (VICR) stock options expire?

Each portion of Quentin Fendelet’s options expires two years from its vesting date. If he does not exercise vested options within that two-year window, the right to buy Vicor common stock at $266.005 per share for those options will lapse.

How many Vicor (VICR) options does Quentin Fendelet hold after this Form 4 transaction?

After this transaction, Quentin Fendelet holds 2,514 stock options directly. These options are all from the reported grant and represent his current option position disclosed in this filing, with no additional derivative holdings listed afterward.

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

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Accepted by SEC EDGAR 05/06/2026 - 04:32 PM 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^*

Fendelet Quentin A.

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Corp. VP - CAO

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		2,514		(1)	(2)	Common Stock	2,514	$0	2,514	D

Explanation of Responses:

1. Granted under the Company's 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 vesting date.

	Kemble D. Morrison Attorney in fact for Quentin A. Fendelet	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)