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        <balance>2995796.21200000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>94307664.75000000</valUSD>
        <pctVal>7.861224928868</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Transamerica Large Cap Value</name>
        <lei>549300NMC5GPLD2ULC77</lei>
        <title>Transamerica Large Cap Value</title>
        <cusip>893509257</cusip>
        <identifiers>
          <isin value="US8935092572"/>
        </identifiers>
        <balance>15864217.62600000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>208931746.13000000</valUSD>
        <pctVal>17.41596990513</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Chicago Mercantile Exchange</name>
        <lei>SNZ2OJLFK8MNNCLQOF39</lei>
        <title>E-MINI RUSS 2000 DEC21</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Bloomberg Identifier" value="BBG00X7L5F13"/>
        </identifiers>
        <balance>-248.00000000</balance>
        <units>NC</units>
        <curCd>USD</curCd>
        <valUSD>339066.56000000</valUSD>
        <pctVal>0.028263646449</pctVal>
        <payoffProfile>N/A</payoffProfile>
        <assetCat>DE</assetCat>
        <issuerConditional desc="derivative" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <derivativeInfo>
          <futrDeriv derivCat="FUT">
            <counterparties>
              <counterpartyName>Chicago Mercantile Exchange</counterpartyName>
              <counterpartyLei>SNZ2OJLFK8MNNCLQOF39</counterpartyLei>
            </counterparties>
            <payOffProf>Short</payOffProf>
            <descRefInstrmnt>
              <indexBasketInfo>
                <indexName>CME E-mini Russell 2000 Index Futures</indexName>
                <indexIdentifier>RTYZ1 Index</indexIdentifier>
              </indexBasketInfo>
            </descRefInstrmnt>
            <expDate>2021-12-17</expDate>
            <notionalAmt>-27628986.56000000</notionalAmt>
            <curCd>USD</curCd>
            <unrealizedAppr>339066.56000000</unrealizedAppr>
          </futrDeriv>
        </derivativeInfo>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Transamerica International Equity</name>
        <lei>549300VAB3EZIHJBZ196</lei>
        <title>Transamerica International Equity</title>
        <cusip>893509216</cusip>
        <identifiers>
          <isin value="US8935092168"/>
        </identifiers>
        <balance>4948985.23800000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>103928690.00000000</valUSD>
        <pctVal>8.663206864663</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>United States Treasury</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>United States Treasury Note/Bond</title>
        <cusip>912828Z60</cusip>
        <identifiers>
          <isin value="US912828Z609"/>
        </identifiers>
        <balance>26144000.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>26258987.06000000</valUSD>
        <pctVal>2.188876208843</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2022-01-31</maturityDt>
          <couponKind>Fixed</couponKind>
          <annualizedRt>1.38000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Transamerica International Small Cap Value</name>
        <lei>549300K8V3XQ18VXIY98</lei>
        <title>Transamerica International Small Cap Value</title>
        <cusip>89355J516</cusip>
        <identifiers>
          <isin value="US89355J5166"/>
        </identifiers>
        <balance>2610467.72900000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>41924111.73000000</valUSD>
        <pctVal>3.494677480628</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Transamerica WMC US Growth VP</name>
        <lei>5493001V6580U6S22125</lei>
        <title>Transamerica WMC US Growth VP</title>
        <cusip>89360C332</cusip>
        <identifiers>
          <isin value="US89360C3328"/>
        </identifiers>
        <balance>2544858.22500000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>107240325.60000000</valUSD>
        <pctVal>8.939255607923</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>The Montreal Exchange / Bourse De Montreal</name>
        <lei>N/A</lei>
        <title>S+P/TSX 60 IX FUT DEC21</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Bloomberg Identifier" value="BBG00YLZP1D0"/>
        </identifiers>
        <balance>299.00000000</balance>
        <units>NC</units>
        <currencyConditional curCd="CAD" exchangeRt="1.26685000"/>
        <valUSD>-1573864.90000000</valUSD>
        <pctVal>-0.13119300556</pctVal>
        <payoffProfile>N/A</payoffProfile>
        <assetCat>DE</assetCat>
        <issuerConditional desc="derivative" issuerCat="OTHER"/>
        <invCountry>CA</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <derivativeInfo>
          <futrDeriv derivCat="FUT">
            <counterparties>
              <counterpartyName>The Montreal Exchange / Bourse De Montreal</counterpartyName>
              <counterpartyLei>N/A</counterpartyLei>
            </counterparties>
            <payOffProf>Long</payOffProf>
            <descRefInstrmnt>
              <indexBasketInfo>
                <indexName>Montreal Exchange S&amp;P/TSX 60 Index Future</indexName>
                <indexIdentifier>PTZ1 Index</indexIdentifier>
              </indexBasketInfo>
            </descRefInstrmnt>
            <expDate>2021-12-16</expDate>
            <notionalAmt>73520630.75000000</notionalAmt>
            <curCd>CAD</curCd>
            <unrealizedAppr>-1573864.90000000</unrealizedAppr>
          </futrDeriv>
        </derivativeInfo>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>NYSE Liffe</name>
        <lei>N/A</lei>
        <title>MSCI EMGMKT DEC21</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Bloomberg Identifier" value="BBG00MVWJM34"/>
        </identifiers>
        <balance>-304.00000000</balance>
        <units>NC</units>
        <curCd>USD</curCd>
        <valUSD>256763.22000000</valUSD>
        <pctVal>0.021403068681</pctVal>
        <payoffProfile>N/A</payoffProfile>
        <assetCat>DE</assetCat>
        <issuerConditional desc="derivative" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <derivativeInfo>
          <futrDeriv derivCat="FUT">
            <counterparties>
              <counterpartyName>NYSE Liffe</counterpartyName>
              <counterpartyLei>N/A</counterpartyLei>
            </counterparties>
            <payOffProf>Short</payOffProf>
            <descRefInstrmnt>
              <indexBasketInfo>
                <indexName>ICE US MSCI Emerging Markets EM Index Futures</indexName>
                <indexIdentifier>MESZ1 Index</indexIdentifier>
              </indexBasketInfo>
            </descRefInstrmnt>
            <expDate>2021-12-17</expDate>
            <notionalAmt>-19189883.22000000</notionalAmt>
            <curCd>USD</curCd>
            <unrealizedAppr>256763.22000000</unrealizedAppr>
          </futrDeriv>
        </derivativeInfo>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Transamerica International Growth</name>
        <lei>5493009P69ULJNMMN265</lei>
        <title>Transamerica International Growth Fund</title>
        <cusip>893961649</cusip>
        <identifiers>
          <isin value="US8939616491"/>
        </identifiers>
        <balance>11065444.91100000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>109105286.82000000</valUSD>
        <pctVal>9.094713594004</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>NYSE Liffe</name>
        <lei>N/A</lei>
        <title>MSCI EAFE DEC21</title>
        <cusip>000000000</cusip>
        <identifiers>
          <other otherDesc="Bloomberg Identifier" value="BBG00MVWJM89"/>
        </identifiers>
        <balance>-214.00000000</balance>
        <units>NC</units>
        <curCd>USD</curCd>
        <valUSD>1073414.02000000</valUSD>
        <pctVal>0.089476810558</pctVal>
        <payoffProfile>N/A</payoffProfile>
        <assetCat>DE</assetCat>
        <issuerConditional desc="derivative" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <derivativeInfo>
          <futrDeriv derivCat="FUT">
            <counterparties>
              <counterpartyName>NYSE Liffe</counterpartyName>
              <counterpartyLei>N/A</counterpartyLei>
            </counterparties>
            <payOffProf>Short</payOffProf>
            <descRefInstrmnt>
              <indexBasketInfo>
                <indexName>ICE US mini MSCI EAFE Index Futures</indexName>
                <indexIdentifier>MFSZ1 Index</indexIdentifier>
              </indexBasketInfo>
            </descRefInstrmnt>
            <expDate>2021-12-17</expDate>
            <notionalAmt>-25330314.02000000</notionalAmt>
            <curCd>USD</curCd>
            <unrealizedAppr>1073414.02000000</unrealizedAppr>
          </futrDeriv>
        </derivativeInfo>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Transamerica Janus Mid-Cap Growth VP</name>
        <lei>549300ULOTL59DZR5L60</lei>
        <title>Transamerica Janus Mid-Cap Growth VP</title>
        <cusip>89360D108</cusip>
        <identifiers>
          <isin value="US89360D1081"/>
        </identifiers>
        <balance>1027600.40600000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>43200321.07000000</valUSD>
        <pctVal>3.601058745658</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </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>2021-10-28</ncom:dateSigned>
      <ncom:nameOfApplicant>TRANSAMERICA SERIES TRUST</ncom:nameOfApplicant>
      <ncom:signature>Vincent Toner</ncom:signature>
      <ncom:signerName>Vincent Toner</ncom:signerName>
      <ncom:title>Treasurer</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
