Vicor (VICR) CFO Form 4: 10b5-1 sales; 875 shares remain

Vicor Corp (VICR) reported insider transactions by its CFO, Treasurer, Secretary and Director on 10/23/2025.

Rhea-AI Filing Summary

Vicor Corp (VICR) reported insider transactions by its CFO, Treasurer, Secretary and Director on 10/23/2025. The reporting person exercised multiple stock options and sold the resulting shares in the open market on the same day.

Exercises occurred at strike prices of $60.37, $60.61, $41.61, $53.07, and $32.89, followed by sales including 664 shares at $90.00 and 1,241 shares at $91.9238. Following these transactions, the insider beneficially owned 875 shares (direct). The filing notes the sales were made under a Rule 10b5-1 trading plan adopted on December 13, 2024.

Insider Trade Summary

Exercise and Sale: 7,453 shares ($333K approx. pre-tax spread)

Exercise and Sale 17 txns

Insider Schmidt James F

Role CFO, Treasurer, Secretary

Sold 7,453 shs ($684K)

Approx. gross sale proceeds $684K

Approx. exercise cost $350K

Approx. pre-tax spread $333K

Type	Security	Shares	Price	Value
Exercise	Non Qualified Stock Option	995	$0.00	$0.00
Exercise	Non Qualified Stock Option	1,241	$0.00	$0.00
Exercise	Non Qualified Stock Option	3,246	$0.00	$0.00
Exercise	Non Qualified Stock Option	754	$0.00	$0.00
Exercise	Non Qualified Stock Option	1,217	$0.00	$0.00
Exercise	Common Stock	664	$60.37	$40K
Sale	Common Stock	664	$90.00	$60K
Exercise	Common Stock	331	$60.37	$20K
Sale	Common Stock	331	$91.9238	$30K
Exercise	Common Stock	1,241	$60.61	$75K
Sale	Common Stock	1,241	$91.9238	$114K
Exercise	Common Stock	3,246	$41.61	$135K
Sale	Common Stock	3,246	$91.9238	$298K
Exercise	Common Stock	754	$53.07	$40K
Sale	Common Stock	754	$91.9238	$69K
Exercise	Common Stock	1,217	$32.89	$40K
Sale	Common Stock	1,217	$91.9238	$112K

Holdings After Transaction: Non Qualified Stock Option — 20,005 contracts (Direct); Common Stock — 875 shares (Direct)

Footnotes (2)

1. F1. This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2024.
2. F2. 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 in this Form 4?

An insider who is the CFO, Treasurer, Secretary and a Director exercised options and sold shares on 10/23/2025, then held 875 shares directly.

Were the sales under a 10b5-1 plan for VICR?

Yes. The filing states sales were effected under a Rule 10b5-1 trading plan adopted on December 13, 2024.

What prices were involved in the VICR option exercises and sales?

Options were exercised at $60.37, $60.61, $41.61, $53.07, and $32.89, with sales including $90.00 and $91.9238.

How many VICR shares were sold in example transactions?

Examples include 664 shares at $90.00 and 1,241 shares at $91.9238 as disclosed.

What is the insider’s VICR ownership after the transactions?

The insider beneficially owned 875 shares (direct) following the reported transactions.

What roles does the reporting person hold at Vicor (VICR)?

The reporting person is a Director and an Officer: CFO, Treasurer, Secretary.

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

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 10/27/2025 - 04:01 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).

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

3. Date of Earliest Transaction (Month/Day/Year)
10/23/2025

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
Common Stock	10/23/2025		M		664	A	$60.37	1,539	D
Common Stock	10/23/2025		S(1)		664	D	$90	875	D
Common Stock	10/23/2025		M		331	A	$60.37	1,206	D
Common Stock	10/23/2025		S		331	D	$91.9238	875	D
Common Stock	10/23/2025		M		1,241	A	$60.61	2,116	D
Common Stock	10/23/2025		S		1,241	D	$91.9238	875	D
Common Stock	10/23/2025		M		3,246	A	$41.61	4,121	D
Common Stock	10/23/2025		S		3,246	D	$91.9238	875	D
Common Stock	10/23/2025		M		754	A	$53.07	1,629	D
Common Stock	10/23/2025		S		754	D	$91.9238	875	D
Common Stock	10/23/2025		M		1,217	A	$32.89	2,092	D
Common Stock	10/23/2025		S		1,217	D	$91.9238	875	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	$60.37	10/23/2025		M			995	06/24/2025	06/24/2032	Common Stock	995	$0	662	D
Non Qualified Stock Option	$60.61	10/23/2025		M			1,241	04/25/2025	(2)	Common Stock	1,241	$0	2,481	D
Non Qualified Stock Option	$41.61	10/23/2025		M			3,246	05/02/2025	(2)	Common Stock	3,246	$0	9,737	D
Non Qualified Stock Option	$53.07	10/23/2025		M			754	06/23/2025	06/23/2033	Common Stock	754	$0	2,261	D
Non Qualified Stock Option	$32.89	10/23/2025		M			1,217	06/21/2025	06/23/2034	Common Stock	1,217	$0	4,864	D

Explanation of Responses:

1. This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2024.

2. Options expire 2 years from each vesting date.

	/s/Quentin Fendelet Attorney in Fact for James F. Schmidt	10/27/2025
	** 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.
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