Vicor (VICR) officer logs option exercises, sales at $88.34

Q: Which option exercises and sale prices were reported for VICR?

Exercises: 4,963 at $33.96, 915 at $60.61, 4,530 at $41.61, 6,000 at $71.74; each sold at $88.3421.

Q: Who is the reporting person in the Vicor Form 4?

An officer listed as Corp. VP - CAO filed as a single reporting person.

Q: What derivative holdings remain after the reported VICR transactions?

Remaining non‑qualified options reported: 19,852 at $33.96, 6,794 at $41.61, 914 at $60.61, and 4,000 at $71.74.

Q: What does the Form 4 say about option expiration for VICR?

The explanation states: Options expire 2 years from each vesting date.

Q: When did the earliest transaction occur in the VICR filing?

The earliest transaction date reported is 10/23/2025.

Vicor (VICR) reported insider transactions by its Corp. VP - CAO on 10/23/2025.

Accepted by SEC EDGAR 10/27/2025 - 02:26 PM EDT

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Rhea-AI Filing Summary

Vicor (VICR) reported insider transactions by its Corp. VP - CAO on 10/23/2025. The officer sold 153 shares of common stock at $84.36. The filing also shows multiple option exercises followed by same‑day sales: options exercised for 4,963 shares at $33.96, 915 shares at $60.61, 4,530 shares at $41.61, and 6,000 shares at $71.74, with each resulting share block sold at $88.3421.

Following these transactions, the officer reported remaining non‑qualified stock options of 19,852 (exercise price $33.96), 6,794 ($41.61), 914 ($60.61), and 4,000 ($71.74). The note states options expire two years from each vesting date.

Insider Trade Summary

Exercise and sale activity reported; no spread calculated

Exercise and Sale 13 txns

Insider Fendelet Quentin A.

Role Corp. VP - CAO

Sold 16,561 shs ($1.46M)

Approx. gross sale proceeds $1.46M

Approx. exercise cost $843K

Share of Position Sold 100%

Type	Security	Shares	Price	Value
Exercise	Non Qualified Stock Option	4,963	$0.00	$0.00
Exercise	Non Qualified Stock Option	915	$0.00	$0.00
Exercise	Non Qualified Stock Option	4,530	$0.00	$0.00
Exercise	Non Qualified Stock Option	6,000	$0.00	$0.00
Sale	Common Stock	153	$84.36	$13K
Exercise	Common Stock	4,963	$33.96	$169K
Sale	Common Stock	4,963	$88.3421	$438K
Exercise	Common Stock	915	$60.61	$55K
Sale	Common Stock	915	$88.3421	$81K
Exercise	Common Stock	4,530	$41.61	$188K
Sale	Common Stock	4,530	$88.3421	$400K
Exercise	Common Stock	6,000	$71.74	$430K
Sale	Common Stock	6,000	$88.3421	$530K

Holdings After Transaction: Non Qualified Stock Option — 31,560 contracts (Direct); Common Stock — 0 shares (Direct)

Holdings Before and After: Non Qualified Stock Option, 47,968 to 31,560 contracts (Direct); Common Stock, 153 to 0 shares (Direct)

Other Insiders: 8 other insiders reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (1)

F1. 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 officer executed multiple option exercises and sold the resulting shares on 10/23/2025, plus a separate sale of 153 shares at $84.36.

Which option exercises and sale prices were reported for VICR?

Exercises: 4,963 at $33.96, 915 at $60.61, 4,530 at $41.61, 6,000 at $71.74; each sold at $88.3421.

Who is the reporting person in the Vicor Form 4?

An officer listed as Corp. VP - CAO filed as a single reporting person.

What derivative holdings remain after the reported VICR transactions?

Remaining non‑qualified options reported: 19,852 at $33.96, 6,794 at $41.61, 914 at $60.61, and 4,000 at $71.74.

What does the Form 4 say about option expiration for VICR?

The explanation states: Options expire 2 years from each vesting date.

When did the earliest transaction occur in the VICR filing?

The earliest transaction date reported is 10/23/2025.

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

Form 4 Insider Transactions: What Each Field Means →

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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

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)

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	10/23/2025		S		153	D	$84.36	0	D
Common Stock	10/23/2025		M		4,963	A	$33.96	4,963	D
Common Stock	10/23/2025		S		4,963	D	$88.3421	0	D
Common Stock	10/23/2025		M		915	A	$60.61	915	D
Common Stock	10/23/2025		S		915	D	$88.3421	0	D
Common Stock	10/23/2025		M		4,530	A	$41.61	4,530	D
Common Stock	10/23/2025		S		4,530	D	$88.3421	0	D
Common Stock	10/23/2025		M		6,000	A	$71.74	6,000	D
Common Stock	10/23/2025		S		6,000	D	$88.3421	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Non Qualified Stock Option	$33.96	10/23/2025		M			4,963	05/03/2025	⁽¹⁾	Common Stock	4,963	$0	19,852	D
Non Qualified Stock Option	$60.61	10/23/2025		M			915	04/25/2025	⁽¹⁾	Common Stock	915	$0	914	D
Non Qualified Stock Option	$41.61	10/23/2025		M			4,530	05/02/2025	⁽¹⁾	Common Stock	4,530	$0	6,794	D
Non Qualified Stock Option	$71.74	10/23/2025		M			6,000	03/01/2025	03/01/2032	Common Stock	6,000	$0	4,000	D

Explanation of Responses:

1. Options expire 2 years from each vesting date.

	/s/Quentin A. Fendelet	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.
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.

Source: View Original Filing on SEC EDGAR