<SEC-DOCUMENT>0000899243-20-012663-index.html : 20200511
<SEC-HEADER>0000899243-20-012663.hdr.sgml : 20200511
<ACCEPTANCE-DATETIME>20200511192112
ACCESSION NUMBER:		0000899243-20-012663
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200507
FILED AS OF DATE:		20200511
DATE AS OF CHANGE:		20200511

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CoreSite CRP IV Holdings, LLC
		CENTRAL INDEX KEY:			0001501695
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866595

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Carlyle Realty IV, L.P.
		CENTRAL INDEX KEY:			0001501302
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866596

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Carlyle Realty IV GP, L.L.C.
		CENTRAL INDEX KEY:			0001501299
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866597

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CoreSite CRP III Holdings (VCOC), LLC
		CENTRAL INDEX KEY:			0001641308
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866598

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CRQP III AIV, L.P.
		CENTRAL INDEX KEY:			0001501512
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866599

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CRP III AIV GP, L.P.
		CENTRAL INDEX KEY:			0001501301
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866600

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CRP III AIV GP, L.L.C.
		CENTRAL INDEX KEY:			0001501300
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866601

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CoreSite CRP III Holdings, LLC
		CENTRAL INDEX KEY:			0001501694
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866602

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Carlyle Realty III, L.P.
		CENTRAL INDEX KEY:			0001501297
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866603

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Carlyle Realty III, GP, L.L.C.
		CENTRAL INDEX KEY:			0001501294
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34877
		FILM NUMBER:		20866604

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004
		BUSINESS PHONE:		(202) 729-5438

	MAIL ADDRESS:	
		STREET 1:		C/O THE CARLYLE GROUP, SUITE 220 SOUTH
		STREET 2:		1001 PENNSYLVANIA AVENUE, N.W.
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20004

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CoreSite Realty Corp
		CENTRAL INDEX KEY:			0001490892
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1001 17TH STREET
		STREET 2:		SUITE 500
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202
		BUSINESS PHONE:		(866) 777-2673

	MAIL ADDRESS:	
		STREET 1:		1001 17TH STREET
		STREET 2:		SUITE 500
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
Document 1 - file: doc4.html

Document 1 - RAW XML: doc4.xml

</DOCUMENT>
</SEC-DOCUMENT>