<SEC-DOCUMENT>0001209191-21-020546.txt : 20210315
<SEC-HEADER>0001209191-21-020546.hdr.sgml : 20210315
<ACCEPTANCE-DATETIME>20210315181531
ACCESSION NUMBER:		0001209191-21-020546
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20210311
FILED AS OF DATE:		20210315
DATE AS OF CHANGE:		20210315

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GRAHAM STEPHEN X
		CENTRAL INDEX KEY:			0001282917

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24435
		FILM NUMBER:		21742862

	MAIL ADDRESS:	
		STREET 1:		MICROSTRATEGY INCORPORATED
		STREET 2:		1850 TOWERS CRESCENT PLAZA
		CITY:			TYSONS CORNER
		STATE:			VA
		ZIP:			22182

ISSUER:		

	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

	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
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                    <value>805.00</value>
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    <derivativeTable>
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            <securityTitle>
                <value>Director Stock Option (Right to buy)</value>
            </securityTitle>
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                <value>121.43</value>
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            <transactionDate>
                <value>2021-03-11</value>
            </transactionDate>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>750</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2024-04-30</value>
            </expirationDate>
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                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
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    <footnotes>
        <footnote id="F1">The 750 shares exercised on March 11, 2021 pursuant to this option vested on April 30, 2018. The remaining 3,000 shares subject to this option vested on April 30, 2018.</footnote>
        <footnote id="F2">See Exhibit A.</footnote>
        <footnote id="F3">The 2,000 shares exercised on March 12, 2021 pursuant to this option vested on April 30, 2018. The remaining 1,000 shares subject to this option vested on April 30, 2018</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ W. Ming Shao, Attorney-in-Fact</signatureName>
        <signatureDate>2021-03-15</signatureDate>
    </ownerSignature>
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<FILENAME>attachment1.htm
<DESCRIPTION>EX-99 DOCUMENT
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<head>
<title>attachment1</title>
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<pre>

Exhibit A:

Mr. Graham also directly owns a director stock option to purchase 5,000
shares of Class A common stock with (i) an exercise price of $175.98 per
share and (ii) an expiration date of May 31, 2025. Of the 5,000 shares
subject to this option, 1,250 shares vested on May 31, 2016, 1,250 shares
vested on May 31, 2017, 1,250 shares vested on May 31, 2018, and 1,250
shares vested on May 31, 2019.

Mr. Graham also directly owns a director stock option to purchase 5,000
shares of Class A common stock with (i) an exercise price of $186.54 per
share and (ii) an expiration date of May 31, 2026. Of the 5,000 shares
subject to this option, 1,250 shares vested on May 31, 2017, 1,250 shares
vested on May 31, 2018, 1,250 shares vested on May 31, 2019, and 1,250
shares vested on May 31, 2020.

Mr. Graham also directly owns a director stock option to purchase 5,000
shares of Class A common stock with (i) an exercise price of $182.36 per
share and (ii) an expiration date of May 31, 2027. Of the 5,000 shares
subject to this option, 1,250 shares vested on May 31, 2018, 1,250 shares
vested on May 31, 2019, 1,250 shares vested on May 31, 2020, and 1,250
shares are scheduled to vest on May 31, 2021.

Mr. Graham also directly owns a director stock option to purchase 5,000
shares of Class A common stock with (i) an exercise price of $129.57 per
share and (ii) an expiration date of May 31, 2028. Of the 5,000 shares
subject to this option, 1,250 shares vested on May 31, 2019, 1,250 shares
vested on May 31, 2020, 1,250 shares are scheduled to vest on May 31, 2021,
and 1,250 shares are scheduled to vest on May 31, 2022.

Mr. Graham also directly owns a director stock option to purchase 5,000
shares of Class A common stock with (i) an exercise price of $132.91 per
share and (ii) an expiration date of May 31, 2029. Of the 5,000 shares
subject to this option, 1,250 shares vested on May 31, 2020, 1,250 shares
are scheduled to vest on May 31, 2021, 1,250 shares are scheduled to vest
on May 31, 2022, and 1,250 shares are scheduled to vest on May 31, 2023.

Mr. Graham also directly owns a director stock option to purchase 5,000
shares of Class A common stock with (i) an exercise price of $124.48 per
share and (ii) an expiration date of May 31, 2030. Of the 5,000 shares
subject to this option, 1,250 shares are scheduled to vest on May 31, 2021,
1,250 shares are scheduled to vest on May 31, 2022, 1,250 shares are scheduled
to vest on May 31, 2023, and 1,250 shares are scheduled to vest on May 31, 2024.

</pre>
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