Claudio Tuozzolo - May 12, 2021 Form 4 Insider Report for VICOR CORP (VICR)

Role: Corp. Vice President, Director
Signature: /s/Richard J. Nagel Jr. Attorney in fact for Claudio Tuozzolo
Stock symbol: VICR
Transactions as of: May 12, 2021
Transactions value $: $0
Form type: 4
Date filed: 6/29/2021, 09:16 AM
Next filing: Jul 27, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	VICR	Common Stock						55.4K	May 12, 2021	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	Award	$0	+4.33K		$0.00	4.33K	May 12, 2021	Common Stock	4.33K	$75.43	Direct	F1, F2
transaction	VICR	Non Qualified Stock Option	Award	$0	+1K		$0.00	1K	Jun 25, 2021	Common Stock	1K	$100.00	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Granted under the Companys Amended and Restated 2000 Stock Option and Incentive Plan and vest over a five year period.
F2	Options expire 2 years from each vesting date.