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          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>


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        <classId>C000021987</classId>
        <classId>C000021988</classId>
        <classId>C000021989</classId>
      </seriesClassInfo>


    </filerInfo>
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      <regName>SUNAMERICA SERIES TRUST</regName>
      <regFileNumber>811-07238</regFileNumber>
      <regCik>0000892538</regCik>
      <regLei>549300YDIAXUNCUXFM44</regLei>
      <regStreet1>5300 Memorial Drive</regStreet1>
      <regStreet2>Suite 1150</regStreet2>
      <regCity>Houston</regCity>
      <regStateConditional regCountry="US" regState="US-TX"/>
      <regZipOrPostalCode>77007</regZipOrPostalCode>
      <regPhone>800-445-7862</regPhone>
      <seriesName>SA Fidelity Institutional AM Real Estate Portfolio</seriesName>
      <seriesId>S000008087</seriesId>
      <seriesLei>549300MX48YZVA5FTY80</seriesLei>
      <repPdEnd>2026-01-31</repPdEnd>
      <repPdDate>2026-01-31</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
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      <totLiabs>277459.29</totLiabs>
      <netAssets>241719241.32</netAssets>
      <assetsAttrMiscSec>0.00000000</assetsAttrMiscSec>
      <assetsInvested>0.00000000</assetsInvested>
      <amtPayOneYrBanksBorr>0.00000000</amtPayOneYrBanksBorr>
      <amtPayOneYrCtrldComp>0.00000000</amtPayOneYrCtrldComp>
      <amtPayOneYrOthAffil>0.00000000</amtPayOneYrOthAffil>
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      <amtPayAftOneYrBanksBorr>0.00000000</amtPayAftOneYrBanksBorr>
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        <othMon2 netRealizedGain="-2885554.28000000" netUnrealizedAppr="-2103073.31000000"/>
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        <name>Americold Realty Trust Inc</name>
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      <invstOrSec>
        <name>AvalonBay Communities Inc</name>
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      <invstOrSec>
        <name>Camden Property Trust</name>
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        <name>CareTrust REIT Inc</name>
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      <invstOrSec>
        <name>CubeSmart</name>
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      <invstOrSec>
        <name>Curbline Properties Corp</name>
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        <name>Digital Realty Trust Inc</name>
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        <fairValLevel>1</fairValLevel>
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        <name>EastGroup Properties Inc</name>
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        <name>Extra Space Storage Inc</name>
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        <name>Federal Realty Investment Trust</name>
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        <name>Four Corners Property Trust Inc</name>
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        <name>Invitation Homes Inc</name>
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        <name>Jones Lang LaSalle Inc</name>
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        <name>NNN REIT Inc</name>
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          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Ryman Hospitality Properties Inc</name>
        <lei>529900GCCWW9SRMPJR11</lei>
        <title>Ryman Hospitality Properties Inc</title>
        <cusip>78377T107</cusip>
        <identifiers>
          <isin value="US78377T1079"/>
        </identifiers>
        <balance>57900.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>5483130.00000000</valUSD>
        <pctVal>2.268387890867</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Sun Communities Inc</name>
        <lei>549300H5GEOJYN41ZG57</lei>
        <title>Sun Communities Inc</title>
        <cusip>866674104</cusip>
        <identifiers>
          <isin value="US8666741041"/>
        </identifiers>
        <balance>52700.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>6715561.00000000</valUSD>
        <pctVal>2.778248418837</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Tanger Inc</name>
        <lei>UKEW8YSXE4Y581KYOL30</lei>
        <title>Tanger Inc</title>
        <cusip>875465106</cusip>
        <identifiers>
          <isin value="US8754651060"/>
        </identifiers>
        <balance>277700.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>9086344.00000000</valUSD>
        <pctVal>3.759048700624</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Terreno Realty Corp</name>
        <lei>N/A</lei>
        <title>Terreno Realty Corp</title>
        <cusip>88146M101</cusip>
        <identifiers>
          <isin value="US88146M1018"/>
        </identifiers>
        <balance>100880.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>6208155.20000000</valUSD>
        <pctVal>2.568333065294</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>UDR Inc</name>
        <lei>P3CH2EG5X6Z1XWU1OO74</lei>
        <title>UDR Inc</title>
        <cusip>902653104</cusip>
        <identifiers>
          <isin value="US9026531049"/>
        </identifiers>
        <balance>104900.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3897035.00000000</valUSD>
        <pctVal>1.612215468954</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Urban Edge Properties</name>
        <lei>N/A</lei>
        <title>Urban Edge Properties</title>
        <cusip>91704F104</cusip>
        <identifiers>
          <isin value="US91704F1049"/>
        </identifiers>
        <balance>298800.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>5805684.00000000</valUSD>
        <pctVal>2.401829481300</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Ventas Inc</name>
        <lei>ORQTRC074CWLT3DKHT41</lei>
        <title>Ventas Inc</title>
        <cusip>92276F100</cusip>
        <identifiers>
          <isin value="US92276F1003"/>
        </identifiers>
        <balance>266645.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>20710317.15000000</valUSD>
        <pctVal>8.567922452885</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Welltower Inc</name>
        <lei>254900F33BIAR82QTA19</lei>
        <title>Welltower Inc</title>
        <cusip>95040Q104</cusip>
        <identifiers>
          <isin value="US95040Q1040"/>
        </identifiers>
        <balance>104764.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>19733347.04000000</valUSD>
        <pctVal>8.163746887603</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerConditional desc="REIT" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Zillow Group Inc</name>
        <lei>2549002XEELQDIR6FU05</lei>
        <title>Zillow Group Inc</title>
        <cusip>98954M200</cusip>
        <identifiers>
          <isin value="US98954M2008"/>
        </identifiers>
        <balance>35700.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>2250171.00000000</valUSD>
        <pctVal>0.930902723222</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</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>2026-02-25</ncom:dateSigned>
      <ncom:nameOfApplicant>SUNAMERICA SERIES TRUST</ncom:nameOfApplicant>
      <ncom:signature>Shawn Parry</ncom:signature>
      <ncom:signerName>Shawn Parry</ncom:signerName>
      <ncom:title>Assistant Treasurer</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
