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            <filer>
                <filerCredentials>
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                    <ccc>XXXXXXXX</ccc>
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            <liveTestFlag>LIVE</liveTestFlag>



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        <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>KIRAN KUMAR CHOUDARY</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</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>47000</noOfUnitsSold>
            <aggregateMarketValue>4631380.00</aggregateMarketValue>
            <noOfUnitsOutstanding>103167994</noOfUnitsOutstanding>
            <approxSaleDate>06/05/2025</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>06/05/2025</acquiredDate>
            <natureOfAcquisitionTransaction>Exercise of Stock Options</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>14000</amountOfSecuritiesAcquired>
            <paymentDate>06/05/2025</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>04/25/2024</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock Units</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>33000</amountOfSecuritiesAcquired>
            <paymentDate>04/25/2024</paymentDate>
            <natureOfPayment>N/A</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for KIRAN KUMAR CHOUDARY</name>
                <address>
                    <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
                    <ns2:city>Palo Alto</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94304</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/28/2025</saleDate>
            <amountOfSecuritiesSold>3500</amountOfSecuritiesSold>
            <grossProceeds>332010.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for KIRAN KUMAR CHOUDARY</name>
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                    <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
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                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94304</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/22/2025</saleDate>
            <amountOfSecuritiesSold>10000</amountOfSecuritiesSold>
            <grossProceeds>900730.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for KIRAN KUMAR CHOUDARY</name>
                <address>
                    <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
                    <ns2:city>Palo Alto</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94304</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/14/2025</saleDate>
            <amountOfSecuritiesSold>3500</amountOfSecuritiesSold>
            <grossProceeds>293363.60</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for KIRAN KUMAR CHOUDARY</name>
                <address>
                    <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
                    <ns2:city>Palo Alto</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94304</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/13/2025</saleDate>
            <amountOfSecuritiesSold>20000</amountOfSecuritiesSold>
            <grossProceeds>1600742.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for KIRAN KUMAR CHOUDARY</name>
                <address>
                    <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
                    <ns2:city>Palo Alto</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94304</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/05/2025</saleDate>
            <amountOfSecuritiesSold>5000</amountOfSecuritiesSold>
            <grossProceeds>375000.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for KIRAN KUMAR CHOUDARY</name>
                <address>
                    <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
                    <ns2:city>Palo Alto</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94304</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>04/30/2025</saleDate>
            <amountOfSecuritiesSold>23500</amountOfSecuritiesSold>
            <grossProceeds>1640811.35</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for KIRAN KUMAR CHOUDARY</name>
                <address>
                    <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
                    <ns2:city>Palo Alto</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94304</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>04/16/2025</saleDate>
            <amountOfSecuritiesSold>2000</amountOfSecuritiesSold>
            <grossProceeds>124058.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>KIRAN KUMAR CHOUDARY</name>
                <address>
                    <ns2:street1>3495 DEER CREEK ROAD</ns2:street1>
                    <ns2:city>Palo Alto</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94304</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>03/21/2025</saleDate>
            <amountOfSecuritiesSold>87971</amountOfSecuritiesSold>
            <grossProceeds>6161858.32</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>06/05/2025</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>01/15/2025</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Kiran Kumar Choudary</signature>
        </noticeSignature>
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144
0002020220
XXXXXXXX
LIVE
0001943896
RUBRIK INC
001-42028
3495 DEER CREEK ROAD
Palo Alto
CA
94304
8444782745
KIRAN KUMAR CHOUDARY
Officer
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
47000
4631380.00
103167994
06/05/2025
NYSE
Common
06/05/2025
Exercise of Stock Options
Issuer
N
14000
06/05/2025
Cash
Common
04/25/2024
Restricted Stock Units
Issuer
N
33000
04/25/2024
N/A
N
10b5-1 Sales for KIRAN KUMAR CHOUDARY
3495 DEER CREEK ROAD
Palo Alto
CA
94304
Common
05/28/2025
3500
332010.00
10b5-1 Sales for KIRAN KUMAR CHOUDARY
3495 DEER CREEK ROAD
Palo Alto
CA
94304
Common
05/22/2025
10000
900730.00
10b5-1 Sales for KIRAN KUMAR CHOUDARY
3495 DEER CREEK ROAD
Palo Alto
CA
94304
Common
05/14/2025
3500
293363.60
10b5-1 Sales for KIRAN KUMAR CHOUDARY
3495 DEER CREEK ROAD
Palo Alto
CA
94304
Common
05/13/2025
20000
1600742.00
10b5-1 Sales for KIRAN KUMAR CHOUDARY
3495 DEER CREEK ROAD
Palo Alto
CA
94304
Common
05/05/2025
5000
375000.00
10b5-1 Sales for KIRAN KUMAR CHOUDARY
3495 DEER CREEK ROAD
Palo Alto
CA
94304
Common
04/30/2025
23500
1640811.35
10b5-1 Sales for KIRAN KUMAR CHOUDARY
3495 DEER CREEK ROAD
Palo Alto
CA
94304
Common
04/16/2025
2000
124058.00
KIRAN KUMAR CHOUDARY
3495 DEER CREEK ROAD
Palo Alto
CA
94304
Common
03/21/2025
87971
6161858.32
06/05/2025
01/15/2025
/s/ Kiran Kumar Choudary