<SEC-DOCUMENT>0001765820-25-000003.txt : 20250815
<SEC-HEADER>0001765820-25-000003.hdr.sgml : 20250815
<ACCEPTANCE-DATETIME>20250815162305
ACCESSION NUMBER:		0001765820-25-000003
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250815
DATE AS OF CHANGE:		20250815

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COMMVAULT SYSTEMS INC
		CENTRAL INDEX KEY:			0001169561
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		ORGANIZATION NAME:           	06 Technology
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-33026
		FILM NUMBER:		251224953

	BUSINESS ADDRESS:	
		STREET 1:		1 COMMVAULT WAY
		CITY:			TINTON FALLS
		STATE:			NJ
		ZIP:			07724
		BUSINESS PHONE:		732-870-4000

	MAIL ADDRESS:	
		STREET 1:		1 COMMVAULT WAY
		CITY:			TINTON FALLS
		STATE:			NJ
		ZIP:			07724

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mirchandani Sanjay
		CENTRAL INDEX KEY:			0001765820
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		1 COMMVAULT WAY
		CITY:			TINTON FALLS
		STATE:			NJ
		ZIP:			07724
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
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    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001765820</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



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    <issuerInfo>
      <issuerCik>0001169561</issuerCik>
      <issuerName>COMMVAULT SYSTEMS, INC.</issuerName>
      <secFileNumber>001-33026</secFileNumber>
      <issuerAddress>
        <com:street1>1 Commvault Way</com:street1>
        <com:city>Tinton Falls</com:city>
        <com:stateOrCountry>NJ</com:stateOrCountry>
        <com:zipCode>07724</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>732-870-4000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>SANJAY MIRCHANDANI</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>OFFICER</relationshipToIssuer>
        <relationshipToIssuer>DIRECTOR</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Morgan Stanley Smith Barney, LLC</name>
        <address>
          <com:street1>1 New York Plaza</com:street1>
          <com:street2>38th Floor</com:street2>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10004</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>6614</noOfUnitsSold>
      <aggregateMarketValue>1190652.28</aggregateMarketValue>
      <noOfUnitsOutstanding>44513830</noOfUnitsOutstanding>
      <approxSaleDate>08/18/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>08/15/2025</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>10280</amountOfSecuritiesAcquired>
      <paymentDate>08/15/2025</paymentDate>
      <natureOfPayment>Not Applicable</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>08/15/2025</acquiredDate>
      <natureOfAcquisitionTransaction>Performance Stock</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>6523</amountOfSecuritiesAcquired>
      <paymentDate>08/15/2025</paymentDate>
      <natureOfPayment>Not Applicable</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Sanjay Mirchandani</name>
        <address>
          <com:street1>1 Commvault Way</com:street1>
          <com:city>Tinton Falls</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07724</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>05/22/2025</saleDate>
      <amountOfSecuritiesSold>1709</amountOfSecuritiesSold>
      <grossProceeds>299075</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Sanjay Mirchandani</name>
        <address>
          <com:street1>1 Commvault Way</com:street1>
          <com:city>Tinton Falls</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07724</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>05/20/2025</saleDate>
      <amountOfSecuritiesSold>14221</amountOfSecuritiesSold>
      <grossProceeds>2558197.35</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Sanjay Mirchandani</name>
        <address>
          <com:street1>1 Commvault Way</com:street1>
          <com:city>Tinton Falls</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07724</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>05/19/2025</saleDate>
      <amountOfSecuritiesSold>12967</amountOfSecuritiesSold>
      <grossProceeds>2279832.01</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Sanjay Mirchandani</name>
        <address>
          <com:street1>1 Commvault Way</com:street1>
          <com:city>Tinton Falls</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07724</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>05/19/2025</saleDate>
      <amountOfSecuritiesSold>26094</amountOfSecuritiesSold>
      <grossProceeds>4585762.17</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Sanjay Mirchandani</name>
        <address>
          <com:street1>1 Commvault Way</com:street1>
          <com:city>Tinton Falls</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07724</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>05/19/2025</saleDate>
      <amountOfSecuritiesSold>5301</amountOfSecuritiesSold>
      <grossProceeds>932011.22</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Sanjay Mirchandani</name>
        <address>
          <com:street1>1 Commvault Way</com:street1>
          <com:city>Tinton Falls</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07724</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>05/16/2025</saleDate>
      <amountOfSecuritiesSold>17872</amountOfSecuritiesSold>
      <grossProceeds>3187069.08</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>Securities to be sold represent shares automatically sold solely to satisfy tax withholding obligations of reporting person on vesting of restricted and performance stock.</remarks>
    <noticeSignature>
      <noticeDate>08/15/2025</noticeDate>
      <signature>/s/ Sanjay Mirchandani</signature>
    </noticeSignature>
  </formData>
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</SEC-DOCUMENT>
