Claudio Tuozzolo - 12 Nov 2025 Form 4 Insider Report for VICOR CORP (VICR)

Role
Corp. Vice President, Director
Signature
/s/Kemble D. Morrison Attorney in fact for Claudio Tuozzolo
Issuer symbol
VICR
Transactions as of
12 Nov 2025
Net transactions value
-$297,436
Form type
4
Filing time
13 Nov 2025, 16:24:52 UTC
Previous filing
28 Oct 2025
Next filing
24 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Tuozzolo Claudio Corp. Vice President, Director 25 FRONTAGE ROAD, ANDOVER /s/Kemble D. Morrison Attorney in fact for Claudio Tuozzolo 13 Nov 2025 0001403540

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction VICR Common Stock Options Exercise $80,030 +1,508 +4.5% $53.07 35,130 12 Nov 2025 Direct
transaction VICR Common Stock Sale $142,626 -1,508 -4.3% $94.58 33,622 12 Nov 2025 Direct
transaction VICR Common Stock Options Exercise $72,853 +1,202 +3.6% $60.61 34,824 12 Nov 2025 Direct
transaction VICR Common Stock Sale $113,685 -1,202 -3.5% $94.58 33,622 12 Nov 2025 Direct
transaction VICR Common Stock Options Exercise $65,322 +866 +2.6% $75.43 34,488 12 Nov 2025 Direct
transaction VICR Common Stock Sale $81,906 -866 -2.5% $94.58 33,622 12 Nov 2025 Direct
transaction VICR Common Stock Options Exercise $40,027 +1,217 +3.6% $32.89 34,839 12 Nov 2025 Direct
transaction VICR Common Stock Sale $115,104 -1,217 -3.5% $94.58 33,622 12 Nov 2025 Direct
transaction VICR Common Stock Options Exercise $50,022 +1,611 +4.8% $31.05 35,233 12 Nov 2025 Direct
transaction VICR Common Stock Sale $152,368 -1,611 -4.6% $94.58 33,622 12 Nov 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 -1,508 -40% $0.000000 2,261 12 Nov 2025 Common Stock 1,508 $53.07 Direct
transaction VICR Non Qualified Stock Option Options Exercise $0 -1,202 -33% $0.000000 2,404 12 Nov 2025 Common Stock 1,202 $60.61 Direct F1
transaction VICR Non Qualified Stock Option Options Exercise $0 -866 -50% $0.000000 866 12 Nov 2025 Common Stock 866 $75.43 Direct F1
transaction VICR Non Qualified Stock Option Options Exercise $0 -1,217 -20% $0.000000 4,864 12 Nov 2025 Common Stock 1,217 $32.89 Direct
transaction VICR Non Qualified Stock Option Options Exercise $0 -1,611 -100% $0.000000 0 12 Nov 2025 Common Stock 1,611 $31.05 Direct
* 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.