Alvaro Doyle - Oct 23, 2025 Form 4 Insider Report for VICOR CORP (vicr)

Role
VP and CIO
Signature
/s/Quentin A. Fendelet Attorney in Fact for Alvaro Doyle
Stock symbol
vicr
Transactions as of
Oct 23, 2025
Transactions value $
-$388,842
Form type
4
Date filed
10/27/2025, 01:32 PM
Previous filing
May 5, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Doyle Alvaro VP and CIO 25 FRONTAGE RD., ANDOVER /s/Quentin A. Fendelet Attorney in Fact for Alvaro Doyle 2025-10-27 0001826730

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction vicr Common Stock Options Exercise $205K +4.93K +11745.24% $41.61 4.98K Oct 23, 2025 Direct
transaction vicr Common Stock Sale -$436K -4.93K -99.16% $88.48 42 Oct 23, 2025 Direct
transaction vicr Common Stock Options Exercise $98.2K +2.89K +6883.33% $33.96 2.93K Oct 23, 2025 Direct
transaction vicr Common Stock Sale -$256K -2.89K -98.57% $88.48 42 Oct 23, 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction vicr Non Qualified Stock Option Options Exercise $0 -4.93K -40% $0.00 7.4K Oct 23, 2025 Common Stock 4.93K $41.61 Direct F1
transaction vicr Non Qualified Stock Option Options Exercise $0 -2.89K -20% $0.00 11.6K Oct 23, 2025 Common Stock 2.89K $33.96 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Options expire 2 years from each vesting date.