<SEC-DOCUMENT>0001497570-25-000007-index.html : 20250911
<SEC-HEADER>0001497570-25-000007.hdr.sgml : 20250911
<ACCEPTANCE-DATETIME>20250911174105
ACCESSION NUMBER:		0001497570-25-000007
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250909
FILED AS OF DATE:		20250911
DATE AS OF CHANGE:		20250911

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Glaser Rachel C
		CENTRAL INDEX KEY:			0001497570
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24531
		FILM NUMBER:		251309463

	MAIL ADDRESS:	
		STREET 1:		C/O ETSY, INC.
		STREET 2:		117 ADAMS STREET
		CITY:			BROOKLYN
		STATE:			NY
		ZIP:			11201

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COSTAR GROUP, INC.
		CENTRAL INDEX KEY:			0001057352
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		ORGANIZATION NAME:           	07 Trade & Services
		EIN:				522091509
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1201 WILSON BLVD.
		CITY:			ARLINGTON
		STATE:			VA
		ZIP:			22209
		BUSINESS PHONE:		2023466500

	MAIL ADDRESS:	
		STREET 1:		1201 WILSON BLVD.
		CITY:			ARLINGTON
		STATE:			VA
		ZIP:			22209

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COSTAR GROUP INC
		DATE OF NAME CHANGE:	19990805
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1757626863.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wk-form4_1757626863.html
Document 1 - RAW XML: wk-form4_1757626863.xml
</DOCUMENT> </SEC-DOCUMENT>