Vicor CFO sells 754 shares after option exercise

Vicor Corp director and CFO James F. Schmidt reported an exercise-and-sell transaction in company stock.

Rhea-AI Filing Summary

Vicor Corp director and CFO James F. Schmidt reported an exercise-and-sell transaction in company stock. On June 23, 2026, he exercised options for 754 shares of common stock at $53.07 per share and sold 754 shares in an open-market trade at $330.00 per share. The sale was made under a pre-arranged Rule 10b5-1 trading plan adopted on December 10, 2025. Following these transactions, he reported no directly held common shares and 1,507 non-qualified stock options outstanding, which are scheduled to expire on June 23, 2033.

Insider Trade Summary 10b5-1

Exercise and Sale: 754 shares ($209K approx. pre-tax spread)

Exercise and Sale 3 txns

Insider Schmidt James F

Role CFO, Treasurer, Secretary

Sold 754 shs ($249K)

Approx. gross sale proceeds $249K

Approx. exercise cost $40K

Approx. pre-tax spread $209K

Type	Security	Shares	Price	Value
Exercise	Non Qualified Stock Option	754	$0.00	$0.00
Exercise	Common Stock	754	$53.07	$40K
Sale	Common Stock	754	$330.00	$249K

Holdings After Transaction: Non Qualified Stock Option — 1,507 contracts (Direct); Common Stock — 0 shares (Direct)

Footnotes (1)

1. F1. This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025.

Key Figures

Shares sold: 754 shares Sale price: $330.00 per share Options exercised: 754 shares +4 more

7 metrics

Shares sold 754 shares Open-market sale on June 23, 2026

Sale price $330.00 per share Common stock sale on June 23, 2026

Options exercised 754 shares Non-qualified stock option exercise on June 23, 2026

Exercise price $53.07 per share Non-qualified stock option strike price

Options remaining 1,507 options Non-qualified stock options outstanding after transactions

Option expiration June 23, 2033 Non-qualified stock option expiry date

Common shares held after 0 shares Direct common stock holdings post-transaction

Key Terms

Rule 10b5-1 trading plan, Non Qualified Stock Option, open-market sale, derivative security

4 terms

Rule 10b5-1 trading plan regulatory

"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Non Qualified Stock Option financial

"security_title: Non Qualified Stock Option with an exercise price of 53.0700."

open-market sale financial

"transaction_action: open-market sale of 754.0000 shares of Common Stock."

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

derivative security financial

"transaction_code_description: Exercise or conversion of derivative security."

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

FAQ

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

What insider transaction did Vicor (VICR) CFO James F. Schmidt report?

Vicor CFO James F. Schmidt reported exercising options for 754 common shares and selling 754 shares in an open-market transaction. The trades occurred on June 23, 2026, and were disclosed in a Form 4 insider filing.

At what prices did the Vicor (VICR) CFO exercise options and sell shares?

He exercised non-qualified stock options at an exercise price of $53.07 per share and sold 754 common shares at $330.00 per share. This sequence reflects a typical option exercise followed by a sale of the acquired shares.

Was the Vicor (VICR) CFO’s stock sale part of a Rule 10b5-1 plan?

Yes. The Form 4 notes the 754-share sale was effected under a Rule 10b5-1 trading plan adopted on December 10, 2025. Such plans pre-schedule trades, making the timing more routine and less discretionary.

How many Vicor (VICR) shares and options does the CFO hold after this Form 4?

Following the reported transactions, James F. Schmidt reported holding no shares of Vicor common stock directly and 1,507 non-qualified stock options. These remaining options are scheduled to expire on June 23, 2033, according to the filing.

What type of derivative security did the Vicor (VICR) CFO exercise?

He exercised a non-qualified stock option covering 754 shares of Vicor common stock at a $53.07 exercise price. Non-qualified stock options are compensation-related derivatives that give the holder the right to buy shares at a fixed strike price.

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

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Accepted by SEC EDGAR 06/24/2026 - 11:25 AM EDT 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).

X

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^*

Schmidt James F

(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
X	Officer (give title below)		Other (specify below)
	CFO, Treasurer, Secretary

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/23/2026

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	06/23/2026		M		754	A	$53.07	754	D
Common Stock	06/23/2026		S(1)		754	D	$330	0	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	$53.07	06/23/2026		M			754	06/23/2026	06/23/2033	Common Stock	754	$0	1,507	D

Explanation of Responses:

1. This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025.

	/s/Quentin A. Fendelet Attorney in Fact for James F. Schmidt	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)