Patrizio Vinciarelli - Nov 11, 2021 Form 4 Insider Report for VICOR CORP (VICR)

Role: Chairman and CEO, Director, 10%+ Owner
Signature: /s/Richard J. Nagel Jr. Attorney in fact for Patrizio Vinciarelli
Stock symbol: VICR
Transactions as of: Nov 11, 2021
Transactions value $: -$5,796,809
Form type: 4
Date filed: 11/15/2021, 08:15 AM
Previous filing: Nov 10, 2021
Next filing: Nov 16, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	VICR	Common Stock	Sale	-$2.36M	-15K	-8.06%	$157.45	171K	Nov 11, 2021	See footnote	F1
transaction	VICR	Common Stock	Sale	-$1.87M	-11.6K	-0.12%	$161.28	9.46M	Nov 11, 2021	Direct
transaction	VICR	Common Stock	Sale	-$1.56M	-9.64K	-0.1%	$162.00	9.45M	Nov 12, 2021	Direct

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

Explanation of Responses:

Id	Content
F1	These shares are held by the Reporting Person as Trustee of the Patrizio Vinciarelli Irrevocable Trust U/A Dated 12/21/2012, established for the benefit of the child of the Reporting Person. 83,413 shares purchased in 2014 under the Patrizio Vinciarelli Irrevocable Trust U/A Dated 12/21/2012, had been reported under the total amount of shares directly owned. Those 83,413 shares are now reported under the total amount of shares indirectly owned.

Content

These shares are held by the Reporting Person as Trustee of the Patrizio Vinciarelli Irrevocable Trust U/A Dated 12/21/2012, established for the benefit of the child of the Reporting Person. 83,413 shares purchased in 2014 under the Patrizio Vinciarelli Irrevocable Trust U/A Dated 12/21/2012, had been reported under the total amount of shares directly owned. Those 83,413 shares are now reported under the total amount of shares indirectly owned.