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      <regStateConditional regCountry="US" regState="US-TX"/>
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      <regPhone>800-445-7862</regPhone>
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      <repPdEnd>2026-01-31</repPdEnd>
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        <name>iShares MSCI USA Min Vol Factor ETF</name>
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        <name>iShares MSCI USA Size Factor ETF</name>
        <lei>5493007FX38U4LSCPO86</lei>
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        <name>iShares MSCI USA Momentum Factor ETF</name>
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        <name>iShares MSCI International Value Factor ETF</name>
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        <fairValLevel>1</fairValLevel>
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        <fairValLevel>1</fairValLevel>
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        <name>State Street Global Advisors</name>
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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>2026-02-25</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>
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</edgarSubmission>
