<SEC-DOCUMENT>0001567619-20-021386.txt : 20201218
<SEC-HEADER>0001567619-20-021386.hdr.sgml : 20201218
<ACCEPTANCE-DATETIME>20201218191116
ACCESSION NUMBER:		0001567619-20-021386
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20201208
FILED AS OF DATE:		20201218
DATE AS OF CHANGE:		20201218

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LINDEMAN JEFFREY G
		CENTRAL INDEX KEY:			0001836841

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-06936
		FILM NUMBER:		201401985

	MAIL ADDRESS:	
		STREET 1:		9715 BUSINESSPARK AVENUE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92131

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WD 40 CO
		CENTRAL INDEX KEY:			0000105132
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS CHEMICAL PRODUCTS [2890]
		IRS NUMBER:				951797918
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0831

	BUSINESS ADDRESS:	
		STREET 1:		9715 BUSINESSPARK AVENUE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92131
		BUSINESS PHONE:		6192751400

	MAIL ADDRESS:	
		STREET 1:		9715 BUSINESSPARK AVENUE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92131
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2020-12-08</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000105132</issuerCik>
        <issuerName>WD 40 CO</issuerName>
        <issuerTradingSymbol>WDFC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001836841</rptOwnerCik>
            <rptOwnerName>LINDEMAN JEFFREY G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>WD-40 COMPANY</rptOwnerStreet1>
            <rptOwnerStreet2>9715 BUSINESSPARK AVENUE</rptOwnerStreet2>
            <rptOwnerCity>SAN DIEGO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92131</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Global Org Development</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>484</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Total includes 298 Restricted Stock Units (Common Stock equivalents), all of which are subject to future vesting.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Richard T. Clampitt, as attorney-in-fact for Jeffrey G. Lindeman</signatureName>
        <signatureDate>2020-12-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>poa_lindeman.htm
<TEXT>
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  <head>
    <title></title>
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  <div>
    <div style="text-align: center; font-weight: bold;">POWER OF ATTORNEY</div>
    <div><br>
    </div>
    <div style="text-indent: 36pt;">KNOW ALL BY THESE PRESENTS, THAT THE UNDERSIGNED HEREBY CONSTITUTES AND APPOINTS EACH OF<font style="font-weight: bold;"> RICHARD T. CLAMPITT</font> AND <font style="font-weight: bold;">HEIDI L. MODRUSAN</font>, SIGNING SINGLY, THE UNDERSIGNED&#8217;S TRUE AND
      LAWFUL ATTORNEY-IN-FACT TO:</div>
    <div><br>
    </div>
    <div style="text-indent: 36pt;">(1)<font id="TRGRRTFtoHTMLTab" style="display: inline-block; text-indent: 0px; font-size: 1px; width: 36pt">&#160;</font>execute for and on behalf of the undersigned, an officer and/or director of WD-40 Company (the &#8220;Company&#8221;), Forms 3, 4 and 5 in accordance with Section 16(a) of the Securities
        Exchange Act of 1934 and the rules thereunder;</div>
    <div><br>
    </div>
    <div style="text-indent: 36pt;">(2)<font id="TRGRRTFtoHTMLTab" style="display: inline-block; text-indent: 0px; font-size: 1px; width: 36pt">&#160;</font>execute for and on behalf of the undersigned, an officer and/or director of the Company, forms 144 in accordance with Rule 144 promulgated under the Securities Act of 1933;</div>
    <div><br>
    </div>
    <div style="text-indent: 36pt;">(3)<font id="TRGRRTFtoHTMLTab" style="display: inline-block; text-indent: 0px; font-size: 1px; width: 36pt">&#160;</font>execute for and on behalf of the undersigned, an officer and/or director of the Company, Form ID applications and related documentation in accordance with the United States
        Securities and Exchange Commission Electronic Date Gathering, Analysis, and Retrieval (EDGAR) Filer Management System Requirements;</div>
    <div><br>
    </div>
    <div style="text-indent: 36pt;">(4)<font id="TRGRRTFtoHTMLTab" style="display: inline-block; text-indent: 0px; font-size: 1px; width: 36pt">&#160;</font>do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any of the foregoing filings and timely file
        such forms with the United States Securities and Exchange Commission and any stock exchange or similar authority; and</div>
    <div><br>
    </div>
    <div style="text-indent: 36pt;">(5)<font id="TRGRRTFtoHTMLTab" style="display: inline-block; text-indent: 0px; font-size: 1px; width: 36pt">&#160;</font>take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or
        legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such
        attorney-in-fact may approve in such attorney-in-fact&#8216;s discretion.</div>
    <div><br>
    </div>
    <div style="text-indent: 34.05pt;">The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing
      whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or
      revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact&#8217;s substitute or substitutes, shall lawfully do or cause to be done by virtue of this Power of Attorney and the rights and powers herein granted. The
      undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned&#8217;s responsibilities to comply with Section 16 of the
      Securities Exchange Act of 1934 or Rule 144 promulgated under the Securities Act of 1933.</div>
    <div><br>
    </div>
    <div style="text-indent: 34.05pt;">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 or
      Forms 144 with respect to the undersigned&#8217;s holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact. The Power of Attorney revokes
      any and all previous Powers of Attorney of the undersigned.</div>
    <div><br>
    </div>
    <div style="text-indent: 34.05pt;">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 16<sup style="vertical-align: text-top; line-height: 1; font-size: smaller;">th</sup> day of December, 2020.</div>
    <div style="text-indent: 34.05pt;"> <br>
    </div>
    <div style="text-indent: 34.05pt;"> <br>
    </div>
    <div style="font-family: 'Times New Roman',Times,serif;">
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          <tr>
            <td style="width: 20%;">
              <div style="text-align: left;"><u>/s/ JEFFREY G. LINDEMAN</u></div>
            </td>
            <td style="width: 10%; text-align: center;"><font style="font-family: 'Times New Roman',Times,serif;">WITNESS:</font></td>
            <td style="width: 20%;"><u>/s/ TIMOTHY S. FURLONG</u></td>
            <td style="width: 50%;">
              <div>&#160;</div>
            </td>
          </tr>
          <tr>
            <td style="width: 20%;">
              <div style="text-align: left;">Signature</div>
            </td>
            <td style="width: 10%;"><br>
            </td>
            <td style="width: 20%;">Signature</td>
            <td style="width: 50%;">
              <div>&#160;</div>
            </td>
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          <tr>
            <td style="width: 20%;"><br>
            </td>
            <td style="width: 10%;">
              <div>&#160;</div>
            </td>
            <td style="width: 20%;">
              <div>&#160;</div>
            </td>
            <td style="width: 50%;">
              <div>&#160;</div>
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          <tr>
            <td style="width: 20%;" rowspan="1">
              <div style="text-align: left;"><u>Jeffrey G. Lindeman</u></div>
            </td>
            <td style="width: 10%;" rowspan="1">&#160;</td>
            <td style="width: 20%;" rowspan="1"><u>Timothy S. Furlong</u></td>
            <td style="width: 50%;" rowspan="1">&#160;</td>
          </tr>
          <tr>
            <td style="width: 20%;" rowspan="1">
              <div style="text-align: left;">Print Name</div>
            </td>
            <td style="width: 10%;" rowspan="1">&#160;</td>
            <td style="width: 20%;" rowspan="1">Print Name</td>
            <td style="width: 50%;" rowspan="1">&#160;</td>
          </tr>
          <tr>
            <td style="width: 20%;" rowspan="1">&#160;</td>
            <td style="width: 10%;" rowspan="1">&#160;</td>
            <td style="width: 20%;" rowspan="1">&#160;</td>
            <td style="width: 50%;" rowspan="1">&#160;</td>
          </tr>
          <tr>
            <td style="width: 20%;" rowspan="1">&#160;</td>
            <td style="width: 10%;" rowspan="1">&#160;</td>
            <td style="width: 20%; text-align: left; vertical-align: top;" rowspan="1">
              <div><font style="font-family: 'Times New Roman',Times,serif;"><u>December 16, 2020</u></font></div>
            </td>
            <td style="width: 50%;" rowspan="1">&#160;</td>
          </tr>
          <tr>
            <td style="width: 20%;" rowspan="1">&#160;</td>
            <td style="width: 10%;" rowspan="1">&#160;</td>
            <td style="width: 20%;" rowspan="1">Date</td>
            <td style="width: 50%;" rowspan="1">&#160;</td>
          </tr>

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    <div style="text-indent: 34.05pt;"> <br>
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</SEC-DOCUMENT>
