<SEC-DOCUMENT>0001553023-18-000107-index.html : 20180802
<SEC-HEADER>0001553023-18-000107.hdr.sgml : 20180802
<ACCEPTANCE-DATETIME>20180801183821
ACCESSION NUMBER:		0001553023-18-000107
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		6
CONFORMED PERIOD OF REPORT:	20180801
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20180802
DATE AS OF CHANGE:		20180801

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CyrusOne Inc.
		CENTRAL INDEX KEY:			0001553023
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35789
		FILM NUMBER:		18986083

	BUSINESS ADDRESS:	
		STREET 1:		2101 CEDAR SPRINGS ROAD
		STREET 2:		SUITE 900
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
		BUSINESS PHONE:		(972) 350-0060

	MAIL ADDRESS:	
		STREET 1:		2101 CEDAR SPRINGS ROAD
		STREET 2:		SUITE 900
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>a2ndqtrpressreleaseaug0920.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: a2ndqtrpressreleaseaug0920.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>q2_2018exhibit991-earnings.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: q2_2018exhibit991-earnings.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>a2q18ertableofcontents.jpg
<TEXT>
Document 3 - file: a2q18ertableofcontents.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>companylogoa03.jpg
<TEXT>
Document 4 - file: companylogoa03.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>newearningscover2q2018final.jpg
<TEXT>
Document 5 - file: newearningscover2q2018final.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>newmrrsigned2q18.jpg
<TEXT>
Document 6 - file: newmrrsigned2q18.jpg

</DOCUMENT>
</SEC-DOCUMENT>