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      <regCity>Boston</regCity>
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      <regZipOrPostalCode>02210</regZipOrPostalCode>
      <regPhone>617-664-7037</regPhone>
      <seriesName>State Street China Equity Select Fund</seriesName>
      <seriesId>S000065844</seriesId>
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      <repPdEnd>2020-12-31</repPdEnd>
      <repPdDate>2020-06-30</repPdDate>
      <isFinalFiling>N</isFinalFiling>
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      <totLiabs>62291.68</totLiabs>
      <netAssets>6804481.34</netAssets>
      <assetsAttrMiscSec>0.00000000</assetsAttrMiscSec>
      <assetsInvested>0.00000000</assetsInvested>
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      <amtPayOneYrCtrldComp>0.00000000</amtPayOneYrCtrldComp>
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        <name>Meituan Dianping</name>
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        <name>Gree Electric Appliances Inc of Zhuhai</name>
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        <name>Hong Kong Exchanges &amp; Clearing Ltd</name>
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        <name>Shenzhou International Group Holdings Ltd</name>
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        <name>Shenzhen Mindray Bio-Medical Electronics Co Ltd</name>
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        <fairValLevel>2</fairValLevel>
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      <invstOrSec>
        <name>Wuliangye Yibin Co Ltd</name>
        <lei>N/A</lei>
        <title>Wuliangye Yibin Co Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE000000VQ8"/>
        </identifiers>
        <balance>10500.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="CNY" exchangeRt="7.06775000"/>
        <valUSD>255346.98000000</valUSD>
        <pctVal>3.752629586901</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Jiangsu Hengrui Medicine Co Ltd</name>
        <lei>N/A</lei>
        <title>Jiangsu Hengrui Medicine Co Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE0000014W7"/>
        </identifiers>
        <balance>8400.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="CNY" exchangeRt="7.06775000"/>
        <valUSD>109878.51000000</valUSD>
        <pctVal>1.614796257197</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>CNOOC Ltd</name>
        <lei>549300XIVJCBIGMRUD48</lei>
        <title>CNOOC Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="HK0883013259"/>
        </identifiers>
        <balance>43000.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>48260.38000000</valUSD>
        <pctVal>0.709244064147</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>HK</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Midea Group Co Ltd</name>
        <lei>3003003TRPHLHZD2IF61</lei>
        <title>Midea Group Co Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE100001QQ5"/>
        </identifiers>
        <balance>11800.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="CNY" exchangeRt="7.06775000"/>
        <valUSD>100125.88000000</valUSD>
        <pctVal>1.471469682948</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>China Vanke Co Ltd</name>
        <lei>529900E66UJ2DWY7KW55</lei>
        <title>China Vanke Co Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE100001SR9"/>
        </identifiers>
        <balance>20800.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>66386.83000000</valUSD>
        <pctVal>0.975633948905</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Kweichow Moutai Co Ltd</name>
        <lei>N/A</lei>
        <title>Kweichow Moutai Co Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE0000018R8"/>
        </identifiers>
        <balance>1200.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="CNY" exchangeRt="7.06775000"/>
        <valUSD>249424.89000000</valUSD>
        <pctVal>3.665597384090</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Country Garden Holdings Co Ltd</name>
        <lei>549300MGHLPT1EFHGF84</lei>
        <title>Country Garden Holdings Co Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="KYG245241032"/>
        </identifiers>
        <balance>43000.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>53333.23000000</valUSD>
        <pctVal>0.783795668399</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>KY</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Ping An Insurance Group Co of China Ltd</name>
        <lei>529900M9MC28JLN35U89</lei>
        <title>Ping An Insurance Group Co of China Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE1000003X6"/>
        </identifiers>
        <balance>26100.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>260192.23000000</valUSD>
        <pctVal>3.823836336657</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Centre Testing International Group Co Ltd</name>
        <lei>N/A</lei>
        <title>Centre Testing International Group Co Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE100000GV8"/>
        </identifiers>
        <balance>27000.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="CNY" exchangeRt="7.06775000"/>
        <valUSD>75769.46000000</valUSD>
        <pctVal>1.113522930169</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>China Construction Bank Corp</name>
        <lei>5493001KQW6DM7KEDR62</lei>
        <title>China Construction Bank Corp</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE1000002H1"/>
        </identifiers>
        <balance>216000.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>175691.75000000</valUSD>
        <pctVal>2.582000614318</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>GSX Techedu Inc</name>
        <lei>549300R5BPFFORR9ET36</lei>
        <title>GSX Techedu Inc</title>
        <cusip>36257Y109</cusip>
        <identifiers>
          <isin value="US36257Y1091"/>
        </identifiers>
        <balance>3300.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>197967.00000000</valUSD>
        <pctVal>2.909362082253</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>KY</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Industrial &amp; Commercial Bank of China Ltd</name>
        <lei>5493002ERZU2K9PZDL40</lei>
        <title>Industrial &amp; Commercial Bank of China Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE1000003G1"/>
        </identifiers>
        <balance>184000.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>111241.18000000</valUSD>
        <pctVal>1.634822324312</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>China Merchants Bank Co Ltd</name>
        <lei>549300MKO5B60FFIHF58</lei>
        <title>China Merchants Bank Co Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="CNE1000002M1"/>
        </identifiers>
        <balance>43100.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>199732.77000000</valUSD>
        <pctVal>2.935312186483</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CN</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Longfor Group Holdings Ltd</name>
        <lei>254900UJX27B2F1JYR13</lei>
        <title>Longfor Group Holdings Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="KYG5635P1090"/>
        </identifiers>
        <balance>30000.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>143605.95000000</valUSD>
        <pctVal>2.110461368389</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>KY</invCountry>

        <isRestrictedSec>Y</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>State Street Global Advisors</name>
        <lei>549300BZ5TGIFZUZDZ37</lei>
        <title>State Street Institutional US Government Money Market Fund</title>
        <cusip>857492706</cusip>
        <identifiers>
          <isin value="US8574927062"/>
        </identifiers>
        <balance>35912.47000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>35912.47000000</valUSD>
        <pctVal>0.527776743083</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>STIV</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>ANTA Sports Products Ltd</name>
        <lei>529900291XG0CTK4LF95</lei>
        <title>ANTA Sports Products Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="KYG040111059"/>
        </identifiers>
        <balance>25000.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.75045000"/>
        <valUSD>222428.30000000</valUSD>
        <pctVal>3.268850172201</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>KY</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <signature>
      <ncom:dateSigned>2020-07-29</ncom:dateSigned>
      <ncom:nameOfApplicant>STATE STREET INSTITUTIONAL INVESTMENT TRUST</ncom:nameOfApplicant>
      <ncom:signature>Daniel Foley</ncom:signature>
      <ncom:signerName>Daniel Foley</ncom:signerName>
      <ncom:title>Assistant Treasurer</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
