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VICOR CORP·4

Feb 25, 12:36 PM ET

Grava Nancy L 4

4 · VICOR CORP · Filed Feb 25, 2026

Insider Transaction Report

Form 4

Period: 2026-02-24

VP Human Resources

Transactions

Exercise/Conversion
Common Stock
2026-02-24$69.04/sh+1,816$125,377→ 1,816 total
Sale
Common Stock
2026-02-24$187.00/sh−1,816$339,592→ 0 total
Exercise/Conversion
Common Stock
2026-02-24$38.95/sh+800$31,160→ 800 total
Sale
Common Stock
2026-02-24$187.00/sh−800$149,600→ 0 total
Exercise/Conversion
Non Qualified Stock Option
2026-02-24−1,816→ 0 total
Exercise: $69.04From: 2025-06-24Exp: 2030-06-24→ Common Stock (1,816 underlying)
Exercise/Conversion
Non Qualified Stock Option
2026-02-24−800→ 1,200 total
Exercise: $38.95From: 2025-11-06Exp: 2033-11-06→ Common Stock (800 underlying)

Signature

/s/Quentin A. Fendelet Attorney in fact for Nancy Grava|2026-02-25

Documents

1 file

4
primary_doc.xmlPrimary
PRIMARY DOCUMENT