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VICOR CORP·4

Feb 25, 3:37 PM ET

Tuozzolo Claudio 4

4 · VICOR CORP · Filed Feb 25, 2026

Insider Transaction Report

Form 4

Period: 2026-02-24

Tuozzolo Claudio

DirectorCorp. Vice President

Transactions

Sale
Common Stock
2026-02-24$179.44/sh−3,501$628,221→ 25,652 total
Exercise/Conversion
Common Stock
2026-02-24$100.00/sh+800$80,000→ 26,452 total
Sale
Common Stock
2026-02-24$179.42/sh−800$143,534→ 25,652 total
Exercise/Conversion
Common Stock
2026-02-24$60.37/sh+995$60,068→ 26,647 total
Sale
Common Stock
2026-02-24$179.42/sh−995$178,520→ 25,652 total
Exercise/Conversion
Non Qualified Stock Option
2026-02-24−800→ 200 total
Exercise: $100.00From: 2025-06-25Exp: 2031-06-25→ Common Stock (800 underlying)
Exercise/Conversion
Non Qualified Stock Option
2026-02-24−995→ 662 total
Exercise: $60.37From: 2025-06-24Exp: 2032-06-24→ Common Stock (995 underlying)

Signature

/s/Quentin A. Fendelet. Attorney in fact for Claudio Tuozzolo|2026-02-25

Documents

1 file

4
primary_doc.xmlPrimary
PRIMARY DOCUMENT