<SEC-DOCUMENT>0001693472-24-000010.txt : 20241213
<SEC-HEADER>0001693472-24-000010.hdr.sgml : 20241213
<ACCEPTANCE-DATETIME>20241213142426
ACCESSION NUMBER:		0001693472-24-000010
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241212
FILED AS OF DATE:		20241213
DATE AS OF CHANGE:		20241213

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Boggs Catherine J
		CENTRAL INDEX KEY:			0001693472
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08491
		FILM NUMBER:		241547893

	MAIL ADDRESS:	
		STREET 1:		6500 N MINERAL DR., SUITE 200
		CITY:			COEUR D'ALENE
		STATE:			ID
		ZIP:			83815

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HECLA MINING CO/DE/
		CENTRAL INDEX KEY:			0000719413
		STANDARD INDUSTRIAL CLASSIFICATION:	MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				770664171
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		6500 N MINERAL DRIVE SUITE 200
		STREET 2:		NONE
		CITY:			COEUR D'ALENE
		STATE:			ID
		ZIP:			83815-9408
		BUSINESS PHONE:		2087694100

	MAIL ADDRESS:	
		STREET 1:		6500 N MINERAL DRIVE SUITE 200
		STREET 2:		NONE
		CITY:			COEUR D'ALENE
		STATE:			ID
		ZIP:			83815-9408
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-12-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000719413</issuerCik>
        <issuerName>HECLA MINING CO/DE/</issuerName>
        <issuerTradingSymbol>HL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001693472</rptOwnerCik>
            <rptOwnerName>Boggs Catherine J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6500 N MINERAL DR., SUITE 200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>COEUR D'ALENE</rptOwnerCity>
            <rptOwnerState>ID</rptOwnerState>
            <rptOwnerZipCode>83815</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-12-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5887</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.52</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>325646</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-12-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2804</value>
                    <footnoteId id="F4"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.85</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>328450</value>
                    <footnoteId id="F6"/>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Under a ICEO Agreement entered into between Ms. Boggs and Hecla Mining Company (&quot;Company&quot;), she receives a portion of her monthly management fee in equity (a $42,400 value), which is prorated for each partial month of service, from the Hecla Mining Company 2010 Stock Incentive Plan.  Ms. Boggs was awarded a prorated amount of shares on November 7, 2024 (prorated from 11/1/24 to 11/7/24), the effective date of the appointment of the Company's new President and CEO.  The Board of Directors of the Company asked Ms. Boggs to stay until December 12, 2024, to help with the transition of the newly appointed President and CEO.  The Compensation Committee of the Board of Directors of the Company approved Ms. Boggs continue to receive the $42,400 in equity until the termination of the ICEO Agreement on December 12, 2024. The shares granted to Ms. Boggs are prorated from 11/8/24 to 11/30/24.</footnote>
        <footnote id="F2">The closing price on the NYSE on November 29, 2024.</footnote>
        <footnote id="F3">Consists of 202,362 shares held directly, 117,214 shares deferred into trust under the Stock Plan for Nonemployee Directors, and another 6,070 shares deferred into trust under the Hecla 2010 Stock Incentive Plan.</footnote>
        <footnote id="F4">See footnote 1.  The shares granted to Ms. Boggs were prorated from 12/1/24 to 12/12/24.</footnote>
        <footnote id="F5">The closing price on the NYSE on December 11, 2024.</footnote>
        <footnote id="F6">Consists of 205,166 shares held directly, 117,214 shares deferred into trust under the Stock Plan for Nonemployee Directors, and another 6,070 shares deferred into trust under the Hecla 2010 Stock Incentive Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Tami D. Whitman, Attorney-in-Fact for Catherine J. Boggs</signatureName>
        <signatureDate>2024-12-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
