<SEC-DOCUMENT>0001590541-21-000002.txt : 20210514
<SEC-HEADER>0001590541-21-000002.hdr.sgml : 20210514
<ACCEPTANCE-DATETIME>20210514155443
ACCESSION NUMBER:		0001590541-21-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210512
FILED AS OF DATE:		20210514
DATE AS OF CHANGE:		20210514

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Shockley C James Jr
		CENTRAL INDEX KEY:			0001590541

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26591
		FILM NUMBER:		21924320

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 13007
		CITY:			ROANOKE
		STATE:			VA
		ZIP:			24030

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RGC RESOURCES INC
		CENTRAL INDEX KEY:			0001069533
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
		IRS NUMBER:				541909697
		STATE OF INCORPORATION:			VA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		519 KIMBALLAVENUE N.E.
		CITY:			ROANOKE
		STATE:			VA
		ZIP:			24016
		BUSINESS PHONE:		5407774427

	MAIL ADDRESS:	
		STREET 1:		519 KIMBALL AVENUE N.E.
		CITY:			ROANOKE
		STATE:			VA
		ZIP:			24016
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-05-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001069533</issuerCik>
        <issuerName>RGC RESOURCES INC</issuerName>
        <issuerTradingSymbol>RGCO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001590541</rptOwnerCik>
            <rptOwnerName>Shockley C James Jr</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>P.O. BOX 13007</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ROANOKE</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>24030</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice President and COO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-05-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>14.4</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13712.276</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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            <securityTitle>
                <value>Employee Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>14.4</value>
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            <transactionDate>
                <value>2021-05-12</value>
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                <transactionFormType>4</transactionFormType>
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                <value></value>
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            <transactionAmounts>
                <transactionShares>
                    <value>1500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2015-06-04</value>
            </exerciseDate>
            <expirationDate>
                <value>2024-12-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1500</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>14.147</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2016-06-03</value>
            </exerciseDate>
            <expirationDate>
                <value>2025-12-03</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>16.367</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2017-06-08</value>
            </exerciseDate>
            <expirationDate>
                <value>2026-12-08</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Exercise of options granted 12/04/2014.</footnote>
        <footnote id="F2">Includes 4.391 shares purchased through dividends reinvested in the RGC Resources, Inc. Dividend Reinvestment Stock Purchase Plan and 52.252 restricted shares purchased through dividends reinvested in the RGC Resources, Inc. Restricted Stock Plan on February 1, 2021.  Also includes 4.629 shares purchased through dividends reinvested in the RGC Resources, Inc. Dividend Reinvestment Stock Purchase Plan and 55.48 restricted shares purchased through dividends reinvested in the RGC Resources, Inc. Restricted Stock Plan on May 3, 2021.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ C. James Shockley, Jr.</signatureName>
        <signatureDate>2021-05-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
