<SEC-DOCUMENT>0000899243-21-037796.txt : 20210927
<SEC-HEADER>0000899243-21-037796.hdr.sgml : 20210927
<ACCEPTANCE-DATETIME>20210927164203
ACCESSION NUMBER:		0000899243-21-037796
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210927
FILED AS OF DATE:		20210927
DATE AS OF CHANGE:		20210927

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LSB Funding LLC
		CENTRAL INDEX KEY:			0001660229
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07677
		FILM NUMBER:		211282174

	BUSINESS ADDRESS:	
		STREET 1:		350 PARK AVENUE
		STREET 2:		14TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212-607-0543

	MAIL ADDRESS:	
		STREET 1:		350 PARK AVENUE
		STREET 2:		14TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LSB INDUSTRIES INC
		CENTRAL INDEX KEY:			0000060714
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INORGANIC CHEMICALS [2810]
		IRS NUMBER:				731015226
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3503 NW 63RD STREET
		STREET 2:		SUITE 500
		CITY:			OKLAHOMA CITY
		STATE:			OK
		ZIP:			73116
		BUSINESS PHONE:		4052354546

	MAIL ADDRESS:	
		STREET 1:		3503 NW 63RD STREET
		STREET 2:		SUITE 500
		CITY:			OKLAHOMA CITY
		STATE:			OK
		ZIP:			73116
</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>2021-09-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000060714</issuerCik>
        <issuerName>LSB INDUSTRIES INC</issuerName>
        <issuerTradingSymbol>LXU</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001660229</rptOwnerCik>
            <rptOwnerName>LSB Funding LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>600 STEAMBOAT ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-09-27</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>49066005</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>6.16</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>53135329</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">On July 19, 2021, the Reporting Person and the Issuer entered into a Securities Exchange Agreement (the &quot;Securities Exchange Agreement&quot;), pursuant to which the Reporting Person and the Issuer agreed to exchange, on the terms and subject to the conditions set forth therein, (a) the 139,768 shares of Series E-1 Cumulative Redeemable Class C Preferred Stock of the Issuer (the &quot;Series E-1 Preferred Stock&quot;) held by the Reporting Person for shares of Common Stock and (b) the one (1) share of Series F-1 Preferred Stock held by the Reporting Person for shares of Common Stock (the &quot;Series F-1 Preferred Stock&quot; and, together with the Series E-1 Preferred Stock, the &quot;Preferred Stock&quot;), based on the liquidation preference and redemption price, respectively, of the Preferred Stock and a volume weighted average exchange price of $6.16 per share of Common Stock;</footnote>
        <footnote id="F2">(Continued from footnote 1), provided, that the aggregate number of shares of Common Stock issuable pursuant to clauses (a) and (b) above will be reduced by the number of shares of Common Stock that the Reporting Person will receive in respect of the payment of a dividend on the Common Stock described in the Securities Exchange Agreement (such net number of shares of Common Stock to be issued, the &quot;Issued Shares&quot; and such transactions, the &quot;Exchange&quot;).  On September 27, 2021, the Exchange was consummated and the Issuer issued 49,066,005 Issued Shares to the Reporting Person.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>s/ Todd Boehly, Manager</signatureName>
        <signatureDate>2021-09-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
