Michael McNamara - 11 Dec 2025 Form 4 Insider Report for VICOR CORP (VICR)

Role
General Manager Mfg. Ops, Director
Signature
/s/Kemble D. Morrison Attorney in fact for Michael McNamara
Issuer symbol
VICR
Transactions as of
11 Dec 2025
Net transactions value
-$197,590
Form type
4
Filing time
12 Dec 2025, 16:40:14 UTC
Previous filing
23 Jun 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
McNamara Michael General Manager Mfg. Ops, Director 25 FRONTAGE RD, ANDOVER /s/Kemble D. Morrison Attorney in fact for Michael McNamara 12 Dec 2025 0001545814

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction VICR Common Stock Options Exercise $181,299 +2,626 +14% $69.04 20,764 11 Dec 2025 Direct
transaction VICR Common Stock Sale $265,748 -2,626 -13% $101.20 18,138 11 Dec 2025 Direct
transaction VICR Common Stock Options Exercise $50,022 +1,611 +8.9% $31.05 19,749 11 Dec 2025 Direct
transaction VICR Common Stock Sale $163,163 -1,611 -8.2% $101.28 18,138 11 Dec 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 -2,626 -21% $0.000000 10,000 11 Dec 2025 Common Stock 2,626 $69.04 Direct
transaction VICR Non Qualified Stock Option Options Exercise $0 -1,611 -100% $0.000000 0 11 Dec 2025 Common Stock 1,611 $31.05 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.