<SEC-DOCUMENT>0001068829-17-000005-index.html : 20170210
<SEC-HEADER>0001068829-17-000005.hdr.sgml : 20170210
<ACCEPTANCE-DATETIME>20170210105743
ACCESSION NUMBER:		0001068829-17-000005
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20170210
DATE AS OF CHANGE:		20170210

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SENIOR HOUSING PROPERTIES TRUST
		CENTRAL INDEX KEY:			0001075415
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				043445278
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-56905
		FILM NUMBER:		17590636

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE RMR GROUP
		STREET 2:		TWO NEWTON PL., 255 WASH. ST., STE. 300
		CITY:			NEWTON
		STATE:			MA
		ZIP:			02458
		BUSINESS PHONE:		(617) 796-8350

	MAIL ADDRESS:	
		STREET 1:		C/O THE RMR GROUP
		STREET 2:		TWO NEWTON PL., 255 WASH. ST., STE. 300
		CITY:			NEWTON
		STATE:			MA
		ZIP:			02458

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SECURITY CAPITAL RESEARCH & MANAGEMENT INC
		CENTRAL INDEX KEY:			0001068829
		IRS NUMBER:				364128122

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		10 SOUTH DEARBORN STREET
		STREET 2:		SUITE 1400
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60603
		BUSINESS PHONE:		3123858300

	MAIL ADDRESS:	
		STREET 1:		10 SOUTH DEARBORN STREET
		STREET 2:		SUITE 1400
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60603
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>Senior_Housing_Properties.HTM
<TEXT>
Document 1 - file: Senior_Housing_Properties.HTM

</DOCUMENT>
</SEC-DOCUMENT>