<SEC-DOCUMENT>0000932471-19-005877-index.html : 20190212
<SEC-HEADER>0000932471-19-005877.hdr.sgml : 20190212
<ACCEPTANCE-DATETIME>20190212104558
ACCESSION NUMBER:		0000932471-19-005877
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190212
DATE AS OF CHANGE:		20190212

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VICOR CORP
		CENTRAL INDEX KEY:			0000751978
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS, NEC [3679]
		IRS NUMBER:				042742817
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-43949
		FILM NUMBER:		19588713

	BUSINESS ADDRESS:	
		STREET 1:		25 FRONTAGE ROAD
		CITY:			ANDOVER
		STATE:			MA
		ZIP:			01810
		BUSINESS PHONE:		(978) 470-2900

	MAIL ADDRESS:	
		STREET 1:		25 FRONTAGE RD
		CITY:			ANDOVER
		STATE:			MA
		ZIP:			01810

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VANGUARD GROUP INC
		CENTRAL INDEX KEY:			0000102909
		IRS NUMBER:				231945930
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 2600
		STREET 2:		V26
		CITY:			VALLEY FORGE
		STATE:			PA
		ZIP:			19482-2600
		BUSINESS PHONE:		6106691000

	MAIL ADDRESS:	
		STREET 1:		PO BOX 2600
		STREET 2:		V26
		CITY:			VALLEY FORGE
		STATE:			PA
		ZIP:			19482-2600
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>vicorcorp.htm
<TEXT>
Document 1 - file: vicorcorp.htm

</DOCUMENT>
</SEC-DOCUMENT>