SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Doyle Alvaro (Last) (First) (Middle) 25 FRONTAGE RD. (Street) ANDOVER MA 01810 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 09/28/2020	3. Issuer Name and Ticker or Trading Symbol VICOR CORP [ vicr ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) VP and CIO	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Non Qualified Stock Option	(1)	07/21/2024	Common Stock	1,276	6.77	D
Non Qualified Stock Option	(2)	10/02/2027	Common Stock	3,500	24.15	D
Non Qualified Stock Option	(3)	06/24/2030	Common Stock	6,013	69.04	D
Non Qualified Stock Option	(4)	09/09/2030	Common Stock	3,600	84.5	D

Explanation of Responses:

1. 710 options are vested. The remaining 566 options vest on 7/21/2021 and 7/21/2022.

2. Granted under the Company's Amended and Restated 2000 Stock Option and Incentive Plan on 10/2/2017 and vest over a five year period.

3. Granted under the Company's Amended and Restated 2000 Stock Option and Incentive Plan on 6/24/2020 and vest over a five year period.

4. Granted under the Company's Amended and Restated 2000 Stock Option and Incentive Plan on 9/9/2020 and vest over a five year period.

	/s/Richard J. Nagel Jr. Attorney in fact for Alvaro Doyle	10/06/2020
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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