<SEC-DOCUMENT>0000899243-17-009158.txt : 20170403
<SEC-HEADER>0000899243-17-009158.hdr.sgml : 20170403
<ACCEPTANCE-DATETIME>20170403204459
ACCESSION NUMBER:		0000899243-17-009158
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170215
FILED AS OF DATE:		20170403
DATE AS OF CHANGE:		20170403

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Smart Sand, Inc.
		CENTRAL INDEX KEY:			0001529628
		STANDARD INDUSTRIAL CLASSIFICATION:	MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
		IRS NUMBER:				452809926
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		24 WATERWAY AVENUE, SUITE 350
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
		BUSINESS PHONE:		(281) 231-2660

	MAIL ADDRESS:	
		STREET 1:		24 WATERWAY AVENUE, SUITE 350
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Feliciano Jose Enrique
		CENTRAL INDEX KEY:			0001323912

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37936
		FILM NUMBER:		17736008

	MAIL ADDRESS:	
		STREET 1:		C/O CLEARLAKE CAPITAL GROUP, LLC
		STREET 2:		650 MADISON AVE., 23RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
</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>2017-02-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001529628</issuerCik>
        <issuerName>Smart Sand, Inc.</issuerName>
        <issuerTradingSymbol>SND</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001323912</rptOwnerCik>
            <rptOwnerName>Feliciano Jose Enrique</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CLEARLAKE CAPITAL GROUP, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>233 WILSHIRE BLVD., SUITE 800</rptOwnerStreet2>
            <rptOwnerCity>SANTA MONICA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90401</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2017-02-15</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>483531</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>16.58</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10811097</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares sold by Clearlake Capital Partners II (Master), L.P. (&quot;CCPII&quot;) upon the exercise of the underwriters' exercise of their overallotment option in connection with an underwritten offering of Smart Sand, Inc.</footnote>
        <footnote id="F2">Represents the offering price per share to the public, net of the underwriters' discount of $0.92.</footnote>
        <footnote id="F3">The shares are owned of record by CCPII. CCPII's general partner is Clearlake Capital Partners II GP, L.P. (&quot;CCPII GP&quot;). CCPII GP's general partner is Clearlake Capital Partners, LLC (&quot;CCP&quot;). CCP's managing member is CCG Operations, LLC. (&quot;CCG Ops&quot;). Mr. Feliciano and Behdad Eghbali are managers of CCG Ops. As a result, each of Mr. Feliciano, Mr. Eghbali, CCG Ops, CCPII GP and CCP may be deemed to share beneficial ownership of the reported shares. Mr. Feliciano expressly disclaims beneficial ownership of the reported shares except to the extent of his pecuniary interest therein.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Jose E. Feliciano</signatureName>
        <signatureDate>2017-04-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
