<SEC-DOCUMENT>0001193125-21-285639-index.html : 20210928
<SEC-HEADER>0001193125-21-285639.hdr.sgml : 20210928
<ACCEPTANCE-DATETIME>20210928171810
ACCESSION NUMBER:		0001193125-21-285639
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		12
CONFORMED PERIOD OF REPORT:	20210924
ITEM INFORMATION:		Other Events
FILED AS OF DATE:		20210928
DATE AS OF CHANGE:		20210928

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKSTONE MORTGAGE TRUST, INC.
		CENTRAL INDEX KEY:			0001061630
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				946181186
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14788
		FILM NUMBER:		211288285

	BUSINESS ADDRESS:	
		STREET 1:		345 PARK AVENUE
		STREET 2:		24TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		2126550220

	MAIL ADDRESS:	
		STREET 1:		345 PARK AVENUE
		STREET 2:		24TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CAPITAL TRUST INC
		DATE OF NAME CHANGE:	19980512
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d225977d8k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: d225977d8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
<FILENAME>bxmt-20210924.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
Document 2 - file: bxmt-20210924.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>3
<FILENAME>bxmt-20210924_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
Document 3 - file: bxmt-20210924_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>4
<FILENAME>bxmt-20210924_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
Document 4 - file: bxmt-20210924_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>5
<FILENAME>d225977d8k_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 5 - file: d225977d8k_htm.html

Document 5 - RAW XML: d225977d8k_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>6
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 6 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>7
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 7 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>8
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 8 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>9
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 9 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>10
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 10 - file: FilingSummary.html

Document 10 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>12
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 12 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>13
<FILENAME>0001193125-21-285639-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 13 - file: 0001193125-21-285639-xbrl.zip

</DOCUMENT>
</SEC-DOCUMENT>