    <SEC-DOCUMENT>0001193125-21-117745-index.html : 20210415
    <SEC-HEADER>0001193125-21-117745.hdr.sgml : 20210415
    <ACCEPTANCE-DATETIME>20210415160839
    ACCESSION NUMBER:		0001193125-21-117745
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		7
    CONFORMED PERIOD OF REPORT:	20210526
    FILED AS OF DATE:		20210415
    DATE AS OF CHANGE:		20210415

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MICROSTRATEGY Inc
    		CENTRAL INDEX KEY:			0001050446
    		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
    		IRS NUMBER:				510323571
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-24435
    		FILM NUMBER:		21828570

    	BUSINESS ADDRESS:
    		STREET 1:		1850 TOWERS CRESCENT PLAZA
    		CITY:			TYSONS CORNER
    		STATE:			VA
    		ZIP:			22182
    		BUSINESS PHONE:		703-848-8600

    	MAIL ADDRESS:
    		STREET 1:		1850 TOWERS CRESCENT PLAZA
    		CITY:			TYSONS CORNER
    		STATE:			VA
    		ZIP:			22182

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MICROSTRATEGY INC
    		DATE OF NAME CHANGE:	19971126
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>d64521ddef14a.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: d64521ddef14a.htm

    </DOCUMENT>
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    <SEQUENCE>2
    <FILENAME>g64521g11i16.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g64521g11i16.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g64521g16b90.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g64521g16b90.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g64521g38u92.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g64521g38u92.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g64521g40n46.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g64521g40n46.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g64521g47o70.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g64521g47o70.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g64521g86x77.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g64521g86x77.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>