<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001207433</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001943896</issuerCik>
            <issuerName>RUBRIK INC</issuerName>
            <secFileNumber>001-42028</secFileNumber>
            <issuerAddress>
                <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
                <ns2:city>Palo Alto</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>94304</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>8444782745</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>JOHN AND SANDRA THOMPSON TRUST</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>36036</noOfUnitsSold>
            <aggregateMarketValue>2344141.80</aggregateMarketValue>
            <noOfUnitsOutstanding>87102908</noOfUnitsOutstanding>
            <approxSaleDate>01/14/2025</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>02/26/2014</acquiredDate>
            <natureOfAcquisitionTransaction>Private Acquisition from Issuer</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>36036</amountOfSecuritiesAcquired>
            <paymentDate>02/26/2014</paymentDate>
            <natureOfPayment>N/A</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>01/14/2025</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>10/15/2024</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ John Thompson</signature>
        </noticeSignature>
    </formData>
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144
0001207433
XXXXXXXX
LIVE
0001943896
RUBRIK INC
001-42028
3495 DEER CREEK ROAD
Palo Alto
CA
94304
8444782745
JOHN AND SANDRA THOMPSON TRUST
Director
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
36036
2344141.80
87102908
01/14/2025
NYSE
Common
02/26/2014
Private Acquisition from Issuer
Issuer
N
36036
02/26/2014
N/A
Y
01/14/2025
10/15/2024
/s/ John Thompson