<SEC-DOCUMENT>0001415889-24-006731.txt : 20240305
<SEC-HEADER>0001415889-24-006731.hdr.sgml : 20240305
<ACCEPTANCE-DATETIME>20240305164242
ACCESSION NUMBER:		0001415889-24-006731
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240302
FILED AS OF DATE:		20240305
DATE AS OF CHANGE:		20240305

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Huml David W.
		CENTRAL INDEX KEY:			0001624242
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16191
		FILM NUMBER:		24721456

	MAIL ADDRESS:	
		STREET 1:		701 N. LILAC DRIVE
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55422

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TENNANT CO
		CENTRAL INDEX KEY:			0000097134
		STANDARD INDUSTRIAL CLASSIFICATION:	REFRIGERATION & SERVICE INDUSTRY MACHINERY [3580]
		ORGANIZATION NAME:           	06 Technology
		IRS NUMBER:				410572550
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		104000 CLEAN STREET
		CITY:			EDEN PRAIRIE
		STATE:			MN
		ZIP:			55344
		BUSINESS PHONE:		7635401200

	MAIL ADDRESS:	
		STREET 1:		104000 CLEAN STREET
		CITY:			EDEN PRAIRIE
		STATE:			MN
		ZIP:			55344

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TENNANT G H CO
		DATE OF NAME CHANGE:	19700515
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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    <periodOfReport>2024-03-02</periodOfReport>

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        <issuerCik>0000097134</issuerCik>
        <issuerName>TENNANT CO</issuerName>
        <issuerTradingSymbol>TNC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001624242</rptOwnerCik>
            <rptOwnerName>Huml David W.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>10400 CLEAN STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>EDEN PRAIRIE</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55344</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>PRESIDENT AND CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
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    <aff10b5One>0</aff10b5One>

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                </transactionShares>
                <transactionPricePerShare>
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        </nonDerivativeTransaction>
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                <transactionPricePerShare>
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                <sharesOwnedFollowingTransaction>
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        <nonDerivativeTransaction>
            <securityTitle>
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                <transactionCode>S</transactionCode>
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        </nonDerivativeTransaction>
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    <derivativeTable>
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            <transactionDate>
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            <transactionAmounts>
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                    <value>1851</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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            <exerciseDate>
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            <expirationDate>
                <value>2026-02-26</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
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            </transactionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
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                    <value>5065</value>
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                <transactionPricePerShare>
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            <expirationDate>
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            <underlyingSecurity>
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                <value>2028-02-27</value>
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                    <value>D</value>
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        </derivativeTransaction>
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    <footnotes>
        <footnote id="F1">Reflects the weighted average price of 13,214 shares of common stock of Tennant Company sold by the reporting person in multiple transactions on March 4, 2024 with sale prices ranging from $110.00 to $110.995 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.</footnote>
        <footnote id="F2">Reflects the weighted average price of 5,695 shares of common stock of Tennant Company sold by the reporting person in multiple transactions on March 4, 2024 with sale prices ranging from $111.115 to $112.075 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.</footnote>
        <footnote id="F3">Reflects the weighted average price of 1,100 shares of common stock of Tennant Company sold by the reporting person in multiple transactions on March 4, 2024 with sale prices ranging from $112.14 to $112.55 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.</footnote>
        <footnote id="F4">Fully vested.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Kristin A. Erickson on behalf of David W. Huml</signatureName>
        <signatureDate>2024-03-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
