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          <ccc>XXXXXXXX</ccc>
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        <classId>C000167273</classId>
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      <regFileNumber>811-04419</regFileNumber>
      <regCik>0000778207</regCik>
      <regLei>5493000QR1WGXIM5V222</regLei>
      <regStreet1>1801 CALIFORNIA STREET</regStreet1>
      <regStreet2>SUITE 5200</regStreet2>
      <regCity>DENVER</regCity>
      <regStateConditional regCountry="US" regState="US-CO"/>
      <regZipOrPostalCode>80202</regZipOrPostalCode>
      <regPhone>720-493-4256</regPhone>
      <seriesName>Transamerica BlackRock iShares Edge 75 VP</seriesName>
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      <repPdEnd>2025-12-31</repPdEnd>
      <repPdDate>2025-03-31</repPdDate>
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        <monthlyTotReturns>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares MSCI Emerging Markets Min Vol Factor ETF</name>
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        <fairValLevel>1</fairValLevel>
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        <name>State Street Global Advisors</name>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares MSCI USA Min Vol Factor ETF</name>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares MSCI USA Value Factor ETF</name>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares MSCI USA Quality Factor ETF</name>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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        <name>iShares MSCI USA Momentum Factor ETF</name>
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        <title>iShares MSCI USA Momentum Factor ETF</title>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>iShares MSCI USA Size Factor ETF</name>
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        <title>iShares MSCI USA Size Factor ETF</title>
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        <identifiers>
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        <balance>73874.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>10744234.56000000</valUSD>
        <pctVal>7.324367404126</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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          <loanByFundCondition isLoanByFund="Y" loanVal="116352.00000000"/>
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    </invstOrSecs>
    <explntrNotes>
      <explntrNote note="Monthly returns presented in Item B.5(a) have been calculated without deducting any applicable sales loads or redemption fees." noteItem="B.5.a"/>
    </explntrNotes>
    <signature>
      <ncom:dateSigned>2025-04-25</ncom:dateSigned>
      <ncom:nameOfApplicant>TRANSAMERICA SERIES TRUST</ncom:nameOfApplicant>
      <ncom:signature>Joshua Durham</ncom:signature>
      <ncom:signerName>Joshua Durham</ncom:signerName>
      <ncom:title>Chief Operating Officer and Interim Treasurer</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
