<SEC-DOCUMENT>0001209191-18-026864.txt : 20180430
<SEC-HEADER>0001209191-18-026864.hdr.sgml : 20180430
<ACCEPTANCE-DATETIME>20180430164450
ACCESSION NUMBER:		0001209191-18-026864
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20180426
FILED AS OF DATE:		20180430
DATE AS OF CHANGE:		20180430

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Parker Herbert K
		CENTRAL INDEX KEY:			0001436496

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-06365
		FILM NUMBER:		18790578

	MAIL ADDRESS:	
		STREET 1:		38505 WOODWARD AVENUE
		STREET 2:		SUITE 200
		CITY:			BLOOMFIELD HILLS
		STATE:			MI
		ZIP:			48304

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			APOGEE ENTERPRISES, INC.
		CENTRAL INDEX KEY:			0000006845
		STANDARD INDUSTRIAL CLASSIFICATION:	GLASS PRODUCTS, MADE OF PURCHASED GLASS [3231]
		IRS NUMBER:				410919654
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			0228

	BUSINESS ADDRESS:	
		STREET 1:		4400 WEST 78TH STREET
		STREET 2:		SUITE 520
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55435
		BUSINESS PHONE:		6128351874

	MAIL ADDRESS:	
		STREET 1:		4400 WEST 78TH STREET
		STREET 2:		SUITE 520
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55435

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	APOGEE ENTERPRISES INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HARMON GLASS CO INC
		DATE OF NAME CHANGE:	19720623
</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>2018-04-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000006845</issuerCik>
        <issuerName>APOGEE ENTERPRISES, INC.</issuerName>
        <issuerTradingSymbol>APOG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001436496</rptOwnerCik>
            <rptOwnerName>Parker Herbert K</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>20 BRIAR OAK DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WESTON</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06883</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>2018-04-26</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>378</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>378</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares vest over a three year vesting period with one-third of the shares vesting on each anniversary of the award.</footnote>
        <footnote id="F2">Includes restricted stock awards under the 2009 Non-Employee Director Stock Incentive Plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Patricia A. Beithon, Attorney-in-Fact for Herbert K. Parker</signatureName>
        <signatureDate>2018-04-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>attachment1.htm
<DESCRIPTION>EX-24 DOCUMENT
<TEXT>
<HTML>
<HEAD>
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<PRE>




POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that I,
Herbert K. Parker, hereby constitute and appoint
James S. Porter, Patricia A. Beithon, and Judith
A. Stone and each of them, my true and lawful
attorneys-in-fact and agents, with full power of
substitution and resubstitution for me and in my
name, place and stead, to sign any reports on
Form 3 (Initial Statement of Beneficial Ownership
of Securities), Form 4 (Statement of Changes in
Beneficial Ownership of Securities) and Form 5
(Annual Statement of Changes in Beneficial
Ownership of Securities) relating to transactions
by me in Common Stock or other securities of
Apogee Enterprises, Inc. and all amendments
thereto, and to file the same, with the Securities
and Exchange Commission and the appropriate
securities exchange, granting unto said attorneys-
in-fact and agents, and each of them, or their
substitutes, full power and authority to do and
perform each and every act and thing requisite or
necessary to be done in and about the premises, as
fully to all intents and purposes as I might or
could do in person, hereby ratifying and
confirming all that said attorneys-in-fact and
agents, and each of them, or their substitutes,
may lawfully do or cause to be done by virtue
hereof.  This Power of Attorney shall be effective
until such time as I deliver a written revocation
thereof to the above-named attorneys-in-fact and
agents.

By:/s/ Herbert K. Parker
	 Herbert K. Parker
       (printed name)

Date: April 26, 2018











</PRE>
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