<SEC-DOCUMENT>0000354707-21-000016.txt : 20210211
<SEC-HEADER>0000354707-21-000016.hdr.sgml : 20210211
<ACCEPTANCE-DATETIME>20210211204859
ACCESSION NUMBER:		0000354707-21-000016
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210209
FILED AS OF DATE:		20210211
DATE AS OF CHANGE:		20210211

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ito Paul K
		CENTRAL INDEX KEY:			0001360543

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08503
		FILM NUMBER:		21622105

	MAIL ADDRESS:	
		STREET 1:		822 BISHOP STREET
		CITY:			HONOLULU
		STATE:			HI
		ZIP:			96813

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HAWAIIAN ELECTRIC INDUSTRIES INC
		CENTRAL INDEX KEY:			0000354707
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				990208097
		STATE OF INCORPORATION:			HI
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1001 BISHOP STREET, SUITE 2900
		CITY:			HONOLULU
		STATE:			HI
		ZIP:			96813
		BUSINESS PHONE:		8085435662

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 730
		CITY:			HONOLULU
		STATE:			HI
		ZIP:			96808-0730
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-02-09</periodOfReport>

    <issuer>
        <issuerCik>0000354707</issuerCik>
        <issuerName>HAWAIIAN ELECTRIC INDUSTRIES INC</issuerName>
        <issuerTradingSymbol>HE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001360543</rptOwnerCik>
            <rptOwnerName>Ito Paul K</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O P.O. BOX 730</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HONOLULU</rptOwnerCity>
            <rptOwnerState>HI</rptOwnerState>
            <rptOwnerZipCode>96808-0730</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Tax, Contr &amp; Treasurer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-02-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2653</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9269.458</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Grant of 2,653 restricted stock units on February 09, 2021.  Each restricted stock unit represents a contingent right to receive one share of HEI common stock.  The restricted stock units vest in annual installments over four years.</footnote>
        <footnote id="F2">This number includes an accrued dividend (as denominated in shares of HE common stock) from January 31, 2017 (first RSU grants in 2017) to date.  Dividend equivalents accrue with respect to outstanding RSUs when and as dividends are paid in HE stock.  Accrued dividend equivalents are denominated in HE common stock and paid upon vesting in shares of HE common stock.</footnote>
        <footnote id="F3">Includes shares acquired under the Hawaiian Electric Industries, Inc. Dividend Reinvestment and Stock Purchase Plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Sean K. Clark, Atty-in-Fact for Paul K. Ito</signatureName>
        <signatureDate>2021-02-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
