<SEC-DOCUMENT>0001959173-24-008197.txt : 20241126
<SEC-HEADER>0001959173-24-008197.hdr.sgml : 20241126
<ACCEPTANCE-DATETIME>20241126100653
ACCESSION NUMBER:		0001959173-24-008197
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241126
DATE AS OF CHANGE:		20241126

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Tenable Holdings, Inc.
		CENTRAL INDEX KEY:			0001660280
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		ORGANIZATION NAME:           	06 Technology
		IRS NUMBER:				475580846
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-38600
		FILM NUMBER:		241498893

	BUSINESS ADDRESS:	
		STREET 1:		6100 MERRIWEATHER DRIVE
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21044
		BUSINESS PHONE:		410-872-0555

	MAIL ADDRESS:	
		STREET 1:		6100 MERRIWEATHER DRIVE
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21044

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Thurmond Mark C.
		CENTRAL INDEX KEY:			0001651579
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O TENABLE HOLDINGS, INC.0
		STREET 2:		6100 MERRIWEATHER DRIVE, 12TH FLOOR
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21044
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001651579</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
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      <liveTestFlag>LIVE</liveTestFlag>



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  <formData>
    <issuerInfo>
      <issuerCik>0001660280</issuerCik>
      <issuerName>Tenable Holdings, Inc.</issuerName>
      <secFileNumber>001-38600</secFileNumber>
      <issuerAddress>
        <com:street1>6100 MERRIWEATHER DRIVE</com:street1>
        <com:city>COLUMBIA</com:city>
        <com:stateOrCountry>MD</com:stateOrCountry>
        <com:zipCode>21044</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>410-872-0555</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Thurmond Mark C.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>900 Salem Street</com:street1>
          <com:city>Smithfield</com:city>
          <com:stateOrCountry>RI</com:stateOrCountry>
          <com:zipCode>02917</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>886</noOfUnitsSold>
      <aggregateMarketValue>37752.46</aggregateMarketValue>
      <noOfUnitsOutstanding>120135387</noOfUnitsOutstanding>
      <approxSaleDate>11/26/2024</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>11/22/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>886</amountOfSecuritiesAcquired>
      <paymentDate>11/22/2024</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Mark C. Thurmond</name>
        <address>
          <com:street1>6100 Merriweather Drive</com:street1>
          <com:city>Columbia</com:city>
          <com:stateOrCountry>MD</com:stateOrCountry>
          <com:zipCode>21044</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>08/26/2024</saleDate>
      <amountOfSecuritiesSold>3383</amountOfSecuritiesSold>
      <grossProceeds>140913.08</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Mark C. Thurmond</name>
        <address>
          <com:street1>6100 Merriweather Drive</com:street1>
          <com:city>Columbia</com:city>
          <com:stateOrCountry>MD</com:stateOrCountry>
          <com:zipCode>21044</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>08/27/2024</saleDate>
      <amountOfSecuritiesSold>951</amountOfSecuritiesSold>
      <grossProceeds>39019.53</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Mark C. Thurmond</name>
        <address>
          <com:street1>6100 Merriweather Drive</com:street1>
          <com:city>Columbia</com:city>
          <com:stateOrCountry>MD</com:stateOrCountry>
          <com:zipCode>21044</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/19/2024</saleDate>
      <amountOfSecuritiesSold>2209</amountOfSecuritiesSold>
      <grossProceeds>89944.52</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Mark C. Thurmond</name>
        <address>
          <com:street1>6100 Merriweather Drive</com:street1>
          <com:city>Columbia</com:city>
          <com:stateOrCountry>MD</com:stateOrCountry>
          <com:zipCode>21044</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/20/2024</saleDate>
      <amountOfSecuritiesSold>823</amountOfSecuritiesSold>
      <grossProceeds>33504.33</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Mark C. Thurmond</name>
        <address>
          <com:street1>6100 Merriweather Drive</com:street1>
          <com:city>Columbia</com:city>
          <com:stateOrCountry>MD</com:stateOrCountry>
          <com:zipCode>21044</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/25/2024</saleDate>
      <amountOfSecuritiesSold>2343</amountOfSecuritiesSold>
      <grossProceeds>100149.42</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>11/26/2024</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>05/24/2023</planAdoptionDate>
      </planAdoptionDates>
      <signature>/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mark C Thurmond</signature>
    </noticeSignature>
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</DOCUMENT>
</SEC-DOCUMENT>
