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      <issuerName>Viant Technology Inc.</issuerName>
      <secFileNumber>001-40015</secFileNumber>
      <issuerAddress>
        <com:street1>2722 Michelson Drive</com:street1>
        <com:street2>Suite 100</com:street2>
        <com:city>Irvine</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>92612</com:zipCode>
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      <issuerContactPhone>949-861-8888</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Lawrence Madden</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
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    <securitiesInformation>
      <securitiesClassTitle>Class A Common Stock</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Morgan Stanley Smith Barney</name>
        <address>
          <com:street1>One New York Plaza, 8th Floor</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10004</com:zipCode>
        </address>
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      <noOfUnitsSold>14062</noOfUnitsSold>
      <aggregateMarketValue>199258.54</aggregateMarketValue>
      <noOfUnitsOutstanding>15846372</noOfUnitsOutstanding>
      <approxSaleDate>06/11/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
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      <securitiesClassTitle>Common Stock</securitiesClassTitle>
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      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>5996</amountOfSecuritiesAcquired>
      <paymentDate>03/15/2024</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
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      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
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      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>5550</amountOfSecuritiesAcquired>
      <paymentDate>03/18/2025</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>06/11/2025</noticeDate>
      <signature>/s/ Lawrence Madden</signature>
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144
0001284309
XXXXXXXX
LIVE
0001828791
Viant Technology Inc.
001-40015
2722 Michelson Drive
Suite 100
Irvine
CA
92612
949-861-8888
Lawrence Madden
Officer
Class A Common Stock
Morgan Stanley Smith Barney
One New York Plaza, 8th Floor
New York
NY
10004
14062
199258.54
15846372
06/11/2025
NASDAQ
Common Stock
06/10/2025
Restricted stock units awarded under incentive award plan
Issuer
N
5996
03/15/2024
Compensation
Common Stock
06/10/2025
Restricted stock units awarded under incentive award plan
Issuer
N
2516
03/15/2025
Compensation
Common Stock
06/10/2025
Restricted stock units awarded under incentive award plan
Issuer
N
5550
03/18/2025
Compensation
Y
06/11/2025
/s/ Lawrence Madden