<SEC-DOCUMENT>0001209191-21-043980.txt : 20210630
<SEC-HEADER>0001209191-21-043980.hdr.sgml : 20210630
<ACCEPTANCE-DATETIME>20210630161700
ACCESSION NUMBER:		0001209191-21-043980
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20210624
FILED AS OF DATE:		20210630
DATE AS OF CHANGE:		20210630

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Longman Nicholas Charles
		CENTRAL INDEX KEY:			0001870023

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-06365
		FILM NUMBER:		211062126

	MAIL ADDRESS:	
		STREET 1:		C/O APOGEE ENTERPRISES, INC.
		STREET 2:		4400 WEST 78TH STREET, SUITE 520
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55435

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:			0227

	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>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2021-06-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001870023</rptOwnerCik>
            <rptOwnerName>Longman Nicholas Charles</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O APOGEE ENTERPRISES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>4400 WEST 78TH STREET, SUITE 520</rptOwnerStreet2>
            <rptOwnerCity>MINNEAPOLIS</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55435</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Pres, Architectural Glass</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4615</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Performance Share Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.00</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2024-04-20</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2372</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Includes shares of restricted stock granted under the 2019 Stock Incentive Plan.</footnote>
        <footnote id="F2">The actual number of performance shares the reporting person will receive at the end of the performance period will be based on pre-determined corporate financial performance criteria.  If the threshold level of performance is not met, no performance shares will be issued pursuant to the Performance Award Agreement.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Meghan M. Elliott, Attorney-in-Fact for Nicholas C. Longman</signatureName>
        <signatureDate>2021-06-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.3_996340
<SEQUENCE>2
<FILENAME>poa.txt
<DESCRIPTION>POA DOCUMENT
<TEXT>
POWER OF ATTORNEY


KNOW ALL PERSONS BY THESE PRESENTS, that I, Nicholas C. Longman, hereby
constitute and appoint Meghan M. Elliott, Ryan Tollgaard, David Wright Walstrom
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/ Nicholas C. Longman
        Nicholas C. Longman


Date:  June 14, 2021

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
