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VICOR CORP Director's Dealing 2026

Feb 25, 2026

31590_dirs_2026-02-25_757d769b-20e0-4c85-b249-249daf38c1ce.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: VICOR CORP (vicr)
CIK: 0000751978
Period of Report: 2026-02-24

Reporting Person: Morrison Kemble D (VP-Corporate Controller)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-24	Common Stock	M	762	$75.43	Acquired	762	Direct
2026-02-24	Common Stock	S	762	$180.0828	Disposed	0	Direct
2026-02-24	Common Stock	M	744	$60.61	Acquired	744	Direct
2026-02-24	Common Stock	S	744	$180.0828	Disposed	0	Direct
2026-02-24	Common Stock	M	1066	$69.04	Acquired	1066	Direct
2026-02-24	Common Stock	S	1066	$180.0828	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-24	Non Qualified Stock Option	$75.43	M	762	Disposed		Common Stock (762)	Direct
2026-02-24	Non Qualified Stock Option	$60.61	M	744	Disposed		Common Stock (744)	Direct
2026-02-24	Non Qualified Stock Option	$69.04	M	1066	Disposed	2030-06-24	Common Stock (1066)	Direct

Footnotes

F1: Options expire 2 years from each vesting date.