<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/nport" xmlns:com="http://www.sec.gov/edgar/common" xmlns:ncom="http://www.sec.gov/edgar/nportcommon" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sec.gov/edgar/nport eis_NPORT_Filer.xsd">
  <headerData>
    <submissionType>NPORT-P</submissionType>
    <isConfidential>false</isConfidential>
    <filerInfo>

      <filer>
        <issuerCredentials>
          <cik>0000842790</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>


      <seriesClassInfo>
        <seriesId>S000000255</seriesId>
        <classId>C000120676</classId>
        <classId>C000071216</classId>
        <classId>C000023123</classId>
        <classId>C000000618</classId>
        <classId>C000000619</classId>
        <classId>C000000620</classId>
        <classId>C000000616</classId>
      </seriesClassInfo>


    </filerInfo>
  </headerData>
  <formData>
    <genInfo>
      <regName>AIM Investment Securities Funds (Invesco Investment Securities Funds)</regName>
      <regFileNumber>811-05686</regFileNumber>
      <regCik>0000842790</regCik>
      <regLei>G61U5I6LJJEX0O3SU057</regLei>
      <regStreet1>11 Greenway Plaza</regStreet1>
      <regStreet2>Suite 1000</regStreet2>
      <regCity>Houston</regCity>
      <regStateConditional regCountry="US" regState="US-TX"/>
      <regZipOrPostalCode>77046-1173</regZipOrPostalCode>
      <regPhone>800-959-4246</regPhone>
      <seriesName>Invesco Real Estate Fund</seriesName>
      <seriesId>S000000255</seriesId>
      <seriesLei>IURSTZZMJ6BTF76K0J51</seriesLei>
      <repPdEnd>2026-02-28</repPdEnd>
      <repPdDate>2025-05-31</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
    <fundInfo>
      <totAssets>834467813.73</totAssets>
      <totLiabs>80322861.63</totLiabs>
      <netAssets>754144952.10</netAssets>
      <assetsAttrMiscSec>0.00000000</assetsAttrMiscSec>
      <assetsInvested>0.00000000</assetsInvested>
      <amtPayOneYrBanksBorr>0.00000000</amtPayOneYrBanksBorr>
      <amtPayOneYrCtrldComp>0.00000000</amtPayOneYrCtrldComp>
      <amtPayOneYrOthAffil>0.00000000</amtPayOneYrOthAffil>
      <amtPayOneYrOther>0.00000000</amtPayOneYrOther>
      <amtPayAftOneYrBanksBorr>0.00000000</amtPayAftOneYrBanksBorr>
      <amtPayAftOneYrCtrldComp>0.00000000</amtPayAftOneYrCtrldComp>
      <amtPayAftOneYrOthAffil>0.00000000</amtPayAftOneYrOthAffil>
      <amtPayAftOneYrOther>0.00000000</amtPayAftOneYrOther>
      <delayDeliv>0.00000000</delayDeliv>
      <standByCommit>0.00000000</standByCommit>
      <liquidPref>0.00000000</liquidPref>
      <cshNotRptdInCorD>255.29000000</cshNotRptdInCorD>
      <borrowers>
        <borrower aggrVal="2065337.00000000" lei="ZI8Q1A8EI8LQFJNM0D94" name="Pershing LLC"/>
        <borrower aggrVal="5770950.32000000" lei="AC28XWWI3WIBK2824319" name="Barclays Capital Inc."/>
        <borrower aggrVal="39794471.64000000" lei="549300KUN9K9K32C6D97" name="BNP Paribas Prime Brokerage Intl Ltd"/>
        <borrower aggrVal="14081936.64000000" lei="549300JRHF1MHHWUAW04" name="National Financial Services LLC"/>
        <borrower aggrVal="261456.00000000" lei="2IGI19DL77OX0HC3ZE78" name="CANADIAN IMPERIAL BANK OF COMMERCE"/>
        <borrower aggrVal="14332194.46000000" lei="571474TGEMMWANRLN572" name="STATE STREET BANK AND TRUST COMPANY"/>
        <borrower aggrVal="340725.00000000" lei="549300HN4UKV1E2R3U73" name="BOFA SECURITIES INC"/>
        <borrower aggrVal="1055987.90000000" lei="VYVVCKR63DVZZN70PB21" name="Wells Fargo Securities LLC"/>
      </borrowers>
      <isNonCashCollateral>N</isNonCashCollateral>
      <returnInfo>
        <monthlyTotReturns>
          <monthlyTotReturn classId="C000120676" rtn1="-2.47651000" rtn2="-1.58205700" rtn3="1.25030000"/>
          <monthlyTotReturn classId="C000071216" rtn1="-2.46295200" rtn2="-1.58081200" rtn3="1.12960000"/>
          <monthlyTotReturn classId="C000023123" rtn1="-2.48933200" rtn2="-1.58224000" rtn3="1.19080000"/>
          <monthlyTotReturn classId="C000000618" rtn1="-2.62011600" rtn2="-1.64828200" rtn3="1.07651600"/>
          <monthlyTotReturn classId="C000000619" rtn1="-2.57966800" rtn2="-1.63370200" rtn3="1.18627200"/>
          <monthlyTotReturn classId="C000000620" rtn1="-2.52097600" rtn2="-1.58525500" rtn3="1.13248000"/>
          <monthlyTotReturn classId="C000000616" rtn1="-2.52316000" rtn2="-1.57816000" rtn3="1.12943600"/>
        </monthlyTotReturns>
        <monthlyReturnCats>
          <commodityContracts>
            <mon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <forwardCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </forwardCategory>
            <futureCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </futureCategory>
            <optionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </optionCategory>
            <swaptionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swaptionCategory>
            <swapCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swapCategory>
            <warrantCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </warrantCategory>
            <otherCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </otherCategory>
          </commodityContracts>
          <creditContracts>
            <mon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <forwardCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </forwardCategory>
            <futureCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </futureCategory>
            <optionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </optionCategory>
            <swaptionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swaptionCategory>
            <swapCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swapCategory>
            <warrantCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </warrantCategory>
            <otherCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </otherCategory>
          </creditContracts>
          <equityContracts>
            <mon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <forwardCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </forwardCategory>
            <futureCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </futureCategory>
            <optionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </optionCategory>
            <swaptionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swaptionCategory>
            <swapCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swapCategory>
            <warrantCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </warrantCategory>
            <otherCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </otherCategory>
          </equityContracts>
          <foreignExchgContracts>
            <mon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <forwardCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </forwardCategory>
            <futureCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </futureCategory>
            <optionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </optionCategory>
            <swaptionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swaptionCategory>
            <swapCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swapCategory>
            <warrantCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </warrantCategory>
            <otherCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </otherCategory>
          </foreignExchgContracts>
          <interestRtContracts>
            <mon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <forwardCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </forwardCategory>
            <futureCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </futureCategory>
            <optionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </optionCategory>
            <swaptionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swaptionCategory>
            <swapCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swapCategory>
            <warrantCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </warrantCategory>
            <otherCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </otherCategory>
          </interestRtContracts>
          <otherContracts>
            <mon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <mon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            <forwardCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </forwardCategory>
            <futureCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </futureCategory>
            <optionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </optionCategory>
            <swaptionCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swaptionCategory>
            <swapCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </swapCategory>
            <warrantCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </warrantCategory>
            <otherCategory>
              <instrMon1 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon2 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
              <instrMon3 netRealizedGain="0.00000000" netUnrealizedAppr="0.00000000"/>
            </otherCategory>
          </otherContracts>
        </monthlyReturnCats>
        <othMon1 netRealizedGain="3922683.88000000" netUnrealizedAppr="-27588569.71000000"/>
        <othMon2 netRealizedGain="-1473756.38000000" netUnrealizedAppr="-12550529.00000000"/>
        <othMon3 netRealizedGain="4110090.73000000" netUnrealizedAppr="4629844.83000000"/>
      </returnInfo>
      <mon1Flow redemption="41661858.06000000" reinvestment="3946793.08000000" sales="12037485.45000000"/>
      <mon2Flow redemption="17650410.22000000" reinvestment="0.00000000" sales="7311903.01000000"/>
      <mon3Flow redemption="40407303.78000000" reinvestment="0.13000000" sales="5996243.16000000"/>


    </fundInfo>
    <invstOrSecs>
      <invstOrSec>
        <name>First Industrial Realty Trust, Inc.</name>
        <lei>N/A</lei>
        <title>First Industrial Realty Trust, Inc.</title>
        <cusip>32054K103</cusip>
        <identifiers>
          <isin value="US32054K1034"/>
        </identifiers>
        <balance>334211.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>16520049.73000000</valUSD>
        <pctVal>2.190566904147</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>
      <invstOrSec>
        <name>American Homes 4 Rent</name>
        <lei>549300ZJUO7A58PNUW40</lei>
        <title>American Homes 4 Rent, Class A</title>
        <cusip>02665T306</cusip>
        <identifiers>
          <isin value="US02665T3068"/>
        </identifiers>
        <balance>451454.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>17087533.90000000</valUSD>
        <pctVal>2.265815590546</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>
      <invstOrSec>
        <name>Brixmor Property Group Inc.</name>
        <lei>5299007UXW6Y0W2EGZ95</lei>
        <title>Brixmor Property Group Inc.</title>
        <cusip>11120U105</cusip>
        <identifiers>
          <isin value="US11120U1051"/>
        </identifiers>
        <balance>677564.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>17216901.24000000</valUSD>
        <pctVal>2.282969764904</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>
      <invstOrSec>
        <name>Gaming and Leisure Properties, Inc.</name>
        <lei>5493006GWRDBCZYWTM57</lei>
        <title>Gaming and Leisure Properties, Inc.</title>
        <cusip>36467J108</cusip>
        <identifiers>
          <isin value="US36467J1088"/>
        </identifiers>
        <balance>482563.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>22535692.10000000</valUSD>
        <pctVal>2.988244108410</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>
      <invstOrSec>
        <name>UDR, Inc.</name>
        <lei>P3CH2EG5X6Z1XWU1OO74</lei>
        <title>UDR, Inc.</title>
        <cusip>902653104</cusip>
        <identifiers>
          <isin value="US9026531049"/>
        </identifiers>
        <balance>583137.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>24159365.91000000</valUSD>
        <pctVal>3.203544072359</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>
          <loanByFundCondition isLoanByFund="Y" loanVal="3873047.56000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Invesco Treasury Portfolio</name>
        <lei>5493004B3TM8ZIDDDC39</lei>
        <title>Invesco Treasury Portfolio, Institutional Class</title>
        <cusip>825252406</cusip>
        <identifiers>
          <isin value="US8252524066"/>
        </identifiers>
        <balance>3689492.53000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3689492.53000000</valUSD>
        <pctVal>0.489228565374</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>American Tower Corp.</name>
        <lei>5493006ORUSIL88JOE18</lei>
        <title>American Tower Corp.</title>
        <cusip>03027X100</cusip>
        <identifiers>
          <isin value="US03027X1000"/>
        </identifiers>
        <balance>318969.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>68466695.85000000</valUSD>
        <pctVal>9.078718309967</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>
      <invstOrSec>
        <name>Hilton Worldwide Holdings Inc.</name>
        <lei>549300HVGPK36ICB0B89</lei>
        <title>Hilton Worldwide Holdings Inc.</title>
        <cusip>43300A203</cusip>
        <identifiers>
          <isin value="US43300A2033"/>
        </identifiers>
        <balance>46585.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>11573577.40000000</valUSD>
        <pctVal>1.534662185004</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>
      <invstOrSec>
        <name>Healthpeak Properties, Inc.</name>
        <lei>254900M6MTMZM0I22L81</lei>
        <title>Healthpeak Properties, Inc.</title>
        <cusip>42250P103</cusip>
        <identifiers>
          <isin value="US42250P1030"/>
        </identifiers>
        <balance>830327.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>14455993.07000000</valUSD>
        <pctVal>1.916871952765</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>
      <invstOrSec>
        <name>Essential Properties Realty Trust, Inc.</name>
        <lei>2549009LXQLVYCGLZO50</lei>
        <title>Essential Properties Realty Trust, Inc.</title>
        <cusip>29670E107</cusip>
        <identifiers>
          <isin value="US29670E1073"/>
        </identifiers>
        <balance>625609.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>20332292.50000000</valUSD>
        <pctVal>2.696072213091</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>
          <loanByFundCondition isLoanByFund="Y" loanVal="1396712.90000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>SBA Communications Corp.</name>
        <lei>5299001HX8ZN8Y8QIT49</lei>
        <title>SBA Communications Corp., Class A</title>
        <cusip>78410G104</cusip>
        <identifiers>
          <isin value="US78410G1040"/>
        </identifiers>
        <balance>36982.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>8575755.98000000</valUSD>
        <pctVal>1.137149556742</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>
      <invstOrSec>
        <name>CareTrust REIT, Inc.</name>
        <lei>5493001NVXE2B9GPLU96</lei>
        <title>CareTrust REIT, Inc.</title>
        <cusip>14174T107</cusip>
        <identifiers>
          <isin value="US14174T1079"/>
        </identifiers>
        <balance>341417.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>9819152.92000000</valUSD>
        <pctVal>1.302024616442</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>
      <invstOrSec>
        <name>Extra Space Storage Inc.</name>
        <lei>529900SDJHKRQWED6A16</lei>
        <title>Extra Space Storage Inc.</title>
        <cusip>30225T102</cusip>
        <identifiers>
          <isin value="US30225T1025"/>
        </identifiers>
        <balance>239148.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>36147220.20000000</valUSD>
        <pctVal>4.793139581368</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>
      <invstOrSec>
        <name>Eastgroup Properties, Inc.</name>
        <lei>31TIGQQZC4P6JMHKSW85</lei>
        <title>Eastgroup Properties, Inc.</title>
        <cusip>277276101</cusip>
        <identifiers>
          <isin value="US2772761019"/>
        </identifiers>
        <balance>67081.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>11373583.55000000</valUSD>
        <pctVal>1.508142899893</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>
      <invstOrSec>
        <name>Agree Realty Corp.</name>
        <lei>98450090H010B37OEB68</lei>
        <title>Agree Realty Corp.</title>
        <cusip>008492100</cusip>
        <identifiers>
          <isin value="US0084921008"/>
        </identifiers>
        <balance>164227.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>12366293.10000000</valUSD>
        <pctVal>1.639776685578</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>
      <invstOrSec>
        <name>Equity Residential</name>
        <lei>5493008RACSH5EP3PI59</lei>
        <title>Equity Residential</title>
        <cusip>29476L107</cusip>
        <identifiers>
          <isin value="US29476L1070"/>
        </identifiers>
        <balance>521873.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>36604172.22000000</valUSD>
        <pctVal>4.853731649077</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>
          <loanByFundCondition isLoanByFund="Y" loanVal="5439825.32000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Equity LifeStyle Properties, Inc.</name>
        <lei>529900PEQG66LENB6798</lei>
        <title>Equity LifeStyle Properties, Inc.</title>
        <cusip>29472R108</cusip>
        <identifiers>
          <isin value="US29472R1086"/>
        </identifiers>
        <balance>306572.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>19488782.04000000</valUSD>
        <pctVal>2.584222301791</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>
      <invstOrSec>
        <name>Simon Property Group, Inc.</name>
        <lei>529900GQL5X8H7AO3T64</lei>
        <title>Simon Property Group, Inc.</title>
        <cusip>828806109</cusip>
        <identifiers>
          <isin value="US8288061091"/>
        </identifiers>
        <balance>133348.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>21745058.36000000</valUSD>
        <pctVal>2.883405676779</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>
      <invstOrSec>
        <name>Equinix, Inc.</name>
        <lei>549300EVUN2BTLJ3GT74</lei>
        <title>Equinix, Inc.</title>
        <cusip>29444U700</cusip>
        <identifiers>
          <isin value="US29444U7000"/>
        </identifiers>
        <balance>62348.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>55416149.36000000</valUSD>
        <pctVal>7.348209280681</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>
      <invstOrSec>
        <name>Vornado Realty Trust</name>
        <lei>N/A</lei>
        <title>Vornado Realty Trust</title>
        <cusip>929042109</cusip>
        <identifiers>
          <isin value="US9290421091"/>
        </identifiers>
        <balance>467863.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>17624399.21000000</valUSD>
        <pctVal>2.337004200707</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>
          <loanByFundCondition isLoanByFund="Y" loanVal="6519042.50000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Prologis, Inc.</name>
        <lei>529900DFH19P073LZ636</lei>
        <title>Prologis, Inc.</title>
        <cusip>74340W103</cusip>
        <identifiers>
          <isin value="US74340W1036"/>
        </identifiers>
        <balance>302754.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>32879084.40000000</valUSD>
        <pctVal>4.359783130344</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>
      <invstOrSec>
        <name>Americold Realty Trust, Inc.</name>
        <lei>894500O3S3W62PQPO460</lei>
        <title>Americold Realty Trust, Inc.</title>
        <cusip>03064D108</cusip>
        <identifiers>
          <isin value="US03064D1081"/>
        </identifiers>
        <balance>194987.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3230934.59000000</valUSD>
        <pctVal>0.428423551865</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>
          <loanByFundCondition isLoanByFund="Y" loanVal="261456.00000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>OUTFRONT Media Inc.</name>
        <lei>549300RZWDYU5722I639</lei>
        <title>OUTFRONT Media Inc.</title>
        <cusip>69007J304</cusip>
        <identifiers>
          <isin value="US69007J3041"/>
        </identifiers>
        <balance>394087.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>6510317.24000000</valUSD>
        <pctVal>0.863271340857</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>
      <invstOrSec>
        <name>Regency Centers Corp.</name>
        <lei>529900053A7X7FJ97S58</lei>
        <title>Regency Centers Corp.</title>
        <cusip>758849103</cusip>
        <identifiers>
          <isin value="US7588491032"/>
        </identifiers>
        <balance>293375.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>21167006.25000000</valUSD>
        <pctVal>2.806755676220</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>
      <invstOrSec>
        <name>CubeSmart</name>
        <lei>549300MPHKO3I3FJRA97</lei>
        <title>CubeSmart</title>
        <cusip>229663109</cusip>
        <identifiers>
          <isin value="US2296631094"/>
        </identifiers>
        <balance>292819.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>12520940.44000000</valUSD>
        <pctVal>1.660283000653</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>
      <invstOrSec>
        <name>Invesco Private Prime Fund</name>
        <lei>N/A</lei>
        <title>Invesco Private Prime Fund</title>
        <cusip>N/A</cusip>
        <identifiers>
          <other otherDesc="CADIS_ID" value="2487474"/>
        </identifiers>
        <balance>57301775.06340000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>57301775.06340000</valUSD>
        <pctVal>7.598244197463</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>STIV</assetCat>
        <issuerCat>PF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <cashCollateralCondition cashCollateralVal="57301775.06340000" isCashCollateral="Y"/>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Digital Realty Trust, Inc.</name>
        <lei>549300HKCZ31D08NEI41</lei>
        <title>Digital Realty Trust, Inc.</title>
        <cusip>253868103</cusip>
        <identifiers>
          <isin value="US2538681030"/>
        </identifiers>
        <balance>233348.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>40023848.96000000</valUSD>
        <pctVal>5.307182504974</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>
          <loanByFundCondition isLoanByFund="Y" loanVal="39794471.64000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>American Healthcare REIT, Inc.</name>
        <lei>2549004GGE2APGNT6O92</lei>
        <title>American Healthcare REIT, Inc.</title>
        <cusip>398182303</cusip>
        <identifiers>
          <isin value="US3981823038"/>
        </identifiers>
        <balance>352351.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>12311143.94000000</valUSD>
        <pctVal>1.632463879220</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>
          <loanByFundCondition isLoanByFund="Y" loanVal="12120104.36000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Weyerhaeuser Co.</name>
        <lei>08IRJODWFYBI7QWRGS31</lei>
        <title>Weyerhaeuser Co.</title>
        <cusip>962166104</cusip>
        <identifiers>
          <isin value="US9621661043"/>
        </identifiers>
        <balance>588350.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>15244148.50000000</valUSD>
        <pctVal>2.021381759242</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>
      <invstOrSec>
        <name>Invesco Government &amp; Agency Portfolio</name>
        <lei>5493007T1J7WZ5QI1A47</lei>
        <title>Invesco Government &amp; Agency Portfolio, Institutional Class</title>
        <cusip>825252885</cusip>
        <identifiers>
          <isin value="US8252528851"/>
        </identifiers>
        <balance>1985163.30000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1985163.30000000</valUSD>
        <pctVal>0.263233652160</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>Welltower Inc.</name>
        <lei>254900F33BIAR82QTA19</lei>
        <title>Welltower Inc.</title>
        <cusip>95040Q104</cusip>
        <identifiers>
          <isin value="US95040Q1040"/>
        </identifiers>
        <balance>429209.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>66218364.52000000</valUSD>
        <pctVal>8.780588444649</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>
      <invstOrSec>
        <name>Invesco Private Government Fund</name>
        <lei>N/A</lei>
        <title>Invesco Private Government Fund</title>
        <cusip>N/A</cusip>
        <identifiers>
          <other otherDesc="CADIS_ID" value="2442116"/>
        </identifiers>
        <balance>22173012.40000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>22173012.40000000</valUSD>
        <pctVal>2.940152597754</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>STIV</assetCat>
        <issuerCat>PF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <cashCollateralCondition cashCollateralVal="22173012.40000000" isCashCollateral="Y"/>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Crown Castle Inc.</name>
        <lei>54930012H97VSM0I2R19</lei>
        <title>Crown Castle Inc.</title>
        <cusip>22822V101</cusip>
        <identifiers>
          <isin value="US22822V1017"/>
        </identifiers>
        <balance>185418.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>18606696.30000000</valUSD>
        <pctVal>2.467257288958</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>
      <invstOrSec>
        <name>Rexford Industrial Realty, Inc.</name>
        <lei>549300MSLO0DF0EMX355</lei>
        <title>Rexford Industrial Realty, Inc.</title>
        <cusip>76169C100</cusip>
        <identifiers>
          <isin value="US76169C1009"/>
        </identifiers>
        <balance>339332.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>11958059.68000000</valUSD>
        <pctVal>1.585644728735</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>
          <loanByFundCondition isLoanByFund="Y" loanVal="8298398.68000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Invitation Homes Inc.</name>
        <lei>984500FE452E665C9F85</lei>
        <title>Invitation Homes Inc.</title>
        <cusip>46187W107</cusip>
        <identifiers>
          <isin value="US46187W1071"/>
        </identifiers>
        <balance>519778.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>17516518.60000000</valUSD>
        <pctVal>2.322699177555</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>
      <invstOrSec>
        <name>Iron Mountain Inc.</name>
        <lei>SQL3F6CKNNBM3SQGHX24</lei>
        <title>Iron Mountain Inc.</title>
        <cusip>46284V101</cusip>
        <identifiers>
          <isin value="US46284V1017"/>
        </identifiers>
        <balance>239192.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>23610642.32000000</valUSD>
        <pctVal>3.130783048305</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>
      <invstOrSec>
        <name>AvalonBay Communities, Inc.</name>
        <lei>K9G90K85RBWD2LAGQX17</lei>
        <title>AvalonBay Communities, Inc.</title>
        <cusip>053484101</cusip>
        <identifiers>
          <isin value="US0534841012"/>
        </identifiers>
        <balance>120571.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>24930465.67000000</valUSD>
        <pctVal>3.305792288415</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>
    <signature>
      <ncom:dateSigned>2025-06-30</ncom:dateSigned>
      <ncom:nameOfApplicant>AIM Investment Securities Funds (Invesco Investment Securities Funds)</ncom:nameOfApplicant>
      <ncom:signature>Adrien Deberghes</ncom:signature>
      <ncom:signerName>Adrien Deberghes</ncom:signerName>
      <ncom:title>Principal Financial Officer and Treasurer</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
