<SEC-DOCUMENT>0001193125-21-005341-index.html : 20210108
<SEC-HEADER>0001193125-21-005341.hdr.sgml : 20210108
<ACCEPTANCE-DATETIME>20210108171728
ACCESSION NUMBER:		0001193125-21-005341
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20210108
DATE AS OF CHANGE:		20210108
EFFECTIVENESS DATE:		20210108

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COMSCORE, INC.
		CENTRAL INDEX KEY:			0001158172
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		IRS NUMBER:				541955550
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33520
		FILM NUMBER:		21518346

	BUSINESS ADDRESS:	
		STREET 1:		11950 DEMOCRACY DRIVE
		STREET 2:		SUITE 600
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190
		BUSINESS PHONE:		703-438-2000

	MAIL ADDRESS:	
		STREET 1:		11950 DEMOCRACY DRIVE
		STREET 2:		SUITE 600
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COMSCORE NETWORKS INC
		DATE OF NAME CHANGE:	20010827
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d839422ddefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: d839422ddefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g839422g0109005219443.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g839422g0109005219443.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g839422g0109005219615.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g839422g0109005219615.jpg

</DOCUMENT>
</SEC-DOCUMENT>