Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * Doyle Alvaro	2. Date of Event Requiring Statement (MM/DD/YYYY) 9/28/2020	3. Issuer Name and Ticker or Trading Symbol VICOR CORP [vicr]
(Last)        (First)        (Middle) 25 FRONTAGE RD.	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 /
(Street) ANDOVER, MA 01810       (City)              (State)              (Zip)	5. If Amendment, Date Original Filed(MM/DD/YYYY)	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 Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: 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)	7/21/2024	Common Stock	1276	$6.77	D
Non Qualified Stock Option	(2)	10/2/2027	Common Stock	3500	$24.15	D
Non Qualified Stock Option	(3)	6/24/2030	Common Stock	6013	$69.04	D
Non Qualified Stock Option	(4)	9/9/2030	Common Stock	3600	$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.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Doyle Alvaro 25 FRONTAGE RD. ANDOVER, MA 01810			VP and CIO

Signatures
/s/Richard J. Nagel Jr. Attorney in fact for Alvaro Doyle		10/6/2020
**Signature of Reporting Person		Date