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      <regStreet1>5300 Memorial Drive</regStreet1>
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      <regCity>Houston</regCity>
      <regStateConditional regCountry="US" regState="US-TX"/>
      <regZipOrPostalCode>77007</regZipOrPostalCode>
      <regPhone>800-858-8850</regPhone>
      <seriesName>SA BlackRock Multi-Factor 70/30 Portfolio</seriesName>
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      <repPdEnd>2027-01-31</repPdEnd>
      <repPdDate>2026-07-31</repPdDate>
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      <totLiabs>160463.86</totLiabs>
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        <name>iShares MSCI EAFE Small-Cap ETF</name>
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        <name>iShares MSCI EAFE Min Vol Factor ETF</name>
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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 Size Factor ETF</name>
        <lei>5493007FX38U4LSCPO86</lei>
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        <cusip>46432F370</cusip>
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        <fairValLevel>1</fairValLevel>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares MSCI USA Momentum Factor ETF</name>
        <lei>5493002ZOOZ0SN3YYI81</lei>
        <title>iShares MSCI USA Momentum Factor ETF</title>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares MSCI International Momentum Factor ETF</name>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares MSCI International Value Factor ETF</name>
        <lei>549300HD4TSTWEGNNR73</lei>
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        <fairValLevel>1</fairValLevel>
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        <name>iShares Systematic Bond ETF</name>
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        <fairValLevel>1</fairValLevel>
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        <name>State Street Global Advisors</name>
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        <valUSD>382120.46000000</valUSD>
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        <assetCat>STIV</assetCat>
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        <fairValLevel>1</fairValLevel>
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    <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>2026-08-19</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>
