<SEC-DOCUMENT>0001529628-19-000117.txt : 20191220
<SEC-HEADER>0001529628-19-000117.hdr.sgml : 20191220
<ACCEPTANCE-DATETIME>20191220130749
ACCESSION NUMBER:		0001529628-19-000117
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20191218
FILED AS OF DATE:		20191220
DATE AS OF CHANGE:		20191220

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Pawlenty Timothy
		CENTRAL INDEX KEY:			0001536307

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37936
		FILM NUMBER:		191299088

	MAIL ADDRESS:	
		STREET 1:		C/O DIGITAL RIVER, INC.
		STREET 2:		10380 BREN ROAD WEST
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55343-9072

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:		1725 HUGHES LANDING BOULEVARD
		STREET 2:		SUITE 800
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
		BUSINESS PHONE:		(281) 231-2660

	MAIL ADDRESS:	
		STREET 1:		1725 HUGHES LANDING BOULEVARD
		STREET 2:		SUITE 800
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_157686525210426.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-12-18</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001536307</rptOwnerCik>
            <rptOwnerName>Pawlenty Timothy</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SMART SAND, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1725 HUGHES LANDING BLVD, SUITE 800</rptOwnerStreet2>
            <rptOwnerCity>THE WOODLANDS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77380</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-12-18</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>35715</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>82569</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares of Restricted Stock granted to the Reporting Person on December 18, 2019 under the Issuer's 2016 Omnibus Incentive Plan, which vest on the one year anniversary of the grant date, subject to the Reporting Person's continued employment with or service to the Issuer through the applicable vesting date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Lee E. Beckelman as Attorney-in-Fact for Timothy Pawlenty</signatureName>
        <signatureDate>2019-12-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
