<SEC-DOCUMENT>0001567730-20-000002.txt : 20200501
<SEC-HEADER>0001567730-20-000002.hdr.sgml : 20200501
<ACCEPTANCE-DATETIME>20200501202736
ACCESSION NUMBER:		0001567730-20-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200429
FILED AS OF DATE:		20200501
DATE AS OF CHANGE:		20200501

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Puhala Andrew Lewis
		CENTRAL INDEX KEY:			0001567730

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24575
		FILM NUMBER:		20842414

	MAIL ADDRESS:	
		STREET 1:		10375 RICHMOND AVENUE
		STREET 2:		SUITE 700
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77042

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Stabilis Energy, Inc.
		CENTRAL INDEX KEY:			0001043186
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS DISTRIBUTION [4924]
		IRS NUMBER:				593410234
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		10375 RICHMOND AVENUE
		STREET 2:		SUITE 700
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77042
		BUSINESS PHONE:		8324566500

	MAIL ADDRESS:	
		STREET 1:		10375 RICHMOND AVENUE
		STREET 2:		SUITE 700
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77042

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	American Electric Technologies Inc
		DATE OF NAME CHANGE:	20070516

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMERICAN ACCESS TECHNOLOGIES INC
		DATE OF NAME CHANGE:	19971117
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_158837923887575.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-04-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001043186</issuerCik>
        <issuerName>Stabilis Energy, Inc.</issuerName>
        <issuerTradingSymbol>SLNG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001567730</rptOwnerCik>
            <rptOwnerName>Puhala Andrew Lewis</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>10375 RICHMOND AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 700</rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77042</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2020-04-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>20000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>20000.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The Restricted Stock Units (&quot;RSUs&quot;) were awarded to the reporting person pursuant to the Stabilis Energy, Inc. 2019 Long Term Incentive Plan (the &quot;LTIP&quot;). Each RSU represents the right to receive upon vesting, one share of Stabilis Energy, Inc. Common Stock.</footnote>
        <footnote id="F2">The RSUs were awarded to the reporting person pursuant to the LTIP and vest ratably in three annual installments beginning one year from the grant date, subject to the terms and conditions of the award agreement.</footnote>
        <footnote id="F3">Unless earlier forfeited under the terms and conditions of the award agreement, the RSUs expire immediately following vesting.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Andrew L. Puhala</signatureName>
        <signatureDate>2020-05-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
