<SEC-DOCUMENT>0001209191-21-056444.txt : 20210916
<SEC-HEADER>0001209191-21-056444.hdr.sgml : 20210916
<ACCEPTANCE-DATETIME>20210916173556
ACCESSION NUMBER:		0001209191-21-056444
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210915
FILED AS OF DATE:		20210916
DATE AS OF CHANGE:		20210916

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Brown Reginald J
		CENTRAL INDEX KEY:			0001824685

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33551
		FILM NUMBER:		211258759

	MAIL ADDRESS:	
		STREET 1:		C/O THE BLACKSTONE GROUP INC.
		STREET 2:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Blackstone Inc
		CENTRAL INDEX KEY:			0001393818
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154
		BUSINESS PHONE:		(212) 583-5000

	MAIL ADDRESS:	
		STREET 1:		345 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10154

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Blackstone Group Inc
		DATE OF NAME CHANGE:	20190628

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Blackstone Group L.P.
		DATE OF NAME CHANGE:	20070320
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-09-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001393818</issuerCik>
        <issuerName>Blackstone Inc</issuerName>
        <issuerTradingSymbol>BX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001824685</rptOwnerCik>
            <rptOwnerName>Brown Reginald J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BLACKSTONE INC.</rptOwnerStreet1>
            <rptOwnerStreet2>345 PARK AVE</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10154</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-09-15</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1582</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5535</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Granted under the Amended and Restated 2007 Equity Incentive Plan, these deferred restricted shares will vest, and the underlying shares will be delivered, on September 15, 2022 subject to the Reporting Person's continued service on the board of directors of Blackstone Inc.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Tabea Hsi as Attorney-In-Fact</signatureName>
        <signatureDate>2021-09-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
