<SEC-DOCUMENT>0001593968-16-000957-index.html : 20160728
<SEC-HEADER>0001593968-16-000957.hdr.sgml : 20160728
<ACCEPTANCE-DATETIME>20160728131502
ACCESSION NUMBER:		0001593968-16-000957
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160726
FILED AS OF DATE:		20160728
DATE AS OF CHANGE:		20160728

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CAPSTEAD MORTGAGE CORP
		CENTRAL INDEX KEY:			0000766701
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				752027937
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8401 NORTH CENTRAL EXPRESSWAY
		STREET 2:		STE 800
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75225
		BUSINESS PHONE:		2148742323

	MAIL ADDRESS:	
		STREET 1:		8401 NORTH CENTRAL EXPRESSWAY
		STREET 2:		STE 800
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75225

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LOMAS MORTGAGE CORP
		DATE OF NAME CHANGE:	19891105

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WHITING MARK S
		CENTRAL INDEX KEY:			0001035494

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08896
		FILM NUMBER:		161789345

	MAIL ADDRESS:	
		STREET 1:		C/O TRINET CORPORATE REALTY TRUST INC
		STREET 2:		FOUR EMBARCADERO CENTER #3150
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_01.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: primary_01.html

Document 1 - RAW XML: primary_01.xml

</DOCUMENT>
</SEC-DOCUMENT>