SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Gusinov Alex

(Last)

(First)

(Middle)

VICOR CORPORATION

25 FRONTAGE RD.

(Street)

ANDOVER

01810

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
VICOR CORP [ VICR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Corp. VP Engineering

3. Date of Earliest Transaction (Month/Day/Year)
05/30/2018

4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/30/2018		A		172⁽¹⁾	A	⁽¹⁾	172	D
Common Stock	06/11/2018		M		2,288	A	$19.86	2,460	D
Common Stock	06/11/2018		S		1,417	D	$49.3	1,043	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Non Qualified Stock Option	$19.86	05/30/2018		A		2,288		⁽²⁾	06/12/2018	Common Stock	2.288	⁽³⁾	2,288	D
Non Qualified Stock Option	$11.25	05/30/2018		A		22,630		⁽²⁾	11/01/2020	Common Stock	22,630	⁽³⁾	22,630	D
Non Qualified Stock Option	$12.57	05/30/2018		A		4,322		⁽²⁾	05/15/2022	Common Stock	4,322	⁽³⁾	4,322	D
Non Qualified Stock Option	$17.3	05/30/2018		A		6,102		⁽⁴⁾	09/13/2023	Common Stock	6,102	⁽³⁾	6,102	D
Non Qualified Stock Option	$8.06	05/30/2018		A		14,239		⁽⁵⁾	04/14/2024	Common Stock	14,239	⁽³⁾	14,239	D
Non Qualified Stock Option	$12.19	05/30/2018		A		2,288		⁽⁶⁾	07/21/2024	Common Stock	2,288	⁽³⁾	2,288	D
Non Qualified Stock Option	$19.86	06/11/2018		M			2,288	⁽²⁾	06/12/2018	Common Stock	2,288	$0.00	0	D

Explanation of Responses:

1. Received in exchange for shares of Picor Corporation common stock in connection with the merger of Picor Corporation into Vicor Corporation (the "Merger").

2. This stock option is exercisable in full.

3. In the Merger, each outstanding stock option was amended to provide that it will be settled in shares of Vicor Corporation common stock, and to adjust the number of shares issuable pursuant to the Merger's exchange ratio.

4. This stock option becomes exercisable in five equal installments on 5/30/18, 9/13/18, 9/13/19, 9/13/20 and 9/13/21.

5. 11,391 stock options are exercisable at 5/30/18. The remaining 2,848 stock options become exercisable on 4/14/19.

6. This stock option becomes exercisable in five equal installments on 7/21/18, 7/21/19, 7/21/20, 7/21/21 and 7/21/22.

Remarks:

	/s/Richard J. Nagel Jr. Attorney in fact for Alex Gusinov	06/19/2018
	** 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 4 (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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