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          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>TREASURY BILL</name>
        <lei>254900HROIFWPRGM1V77</lei>
        <title>U.S. Treasury Bills</title>
        <cusip>9127962T5</cusip>
        <identifiers>
          <isin value="US9127962T52"/>
        </identifiers>
        <balance>3000000.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>2999784.18000000</valUSD>
        <pctVal>13.30817226978</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>UST</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2020-10-29</maturityDt>
          <couponKind>None</couponKind>
          <annualizedRt>0.00000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>BNP Paribas</name>
        <lei>R0MUWSFPU8MPRO8K5P83</lei>
        <title>Russell 2000 Index</title>
        <cusip>N/A</cusip>
        <identifiers>
          <other otherDesc="Internal ID" value="BNPSWAP"/>
        </identifiers>
        <balance>973.59590000</balance>
        <units>NC</units>
        <curCd>USD</curCd>
        <valUSD>54748.48000000</valUSD>
        <pctVal>0.242884874254</pctVal>
        <payoffProfile>N/A</payoffProfile>
        <assetCat>DE</assetCat>
        <issuerConditional desc="Derivative" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <derivativeInfo>
          <swapDeriv derivCat="SWP">
            <counterparties>
              <counterpartyName>BNP Paribas</counterpartyName>
              <counterpartyLei>R0MUWSFPU8MPRO8K5P83</counterpartyLei>
            </counterparties>
            <descRefInstrmnt>
              <indexBasketInfo>
                <indexName>Russell 2000 Index</indexName>
                <indexIdentifier>RTY</indexIdentifier>
              </indexBasketInfo>
            </descRefInstrmnt>
            <swapFlag>Y</swapFlag>
            <otherRecDesc fixedOrFloating="Other">Russell 2000 Index-Tenor Monthly</otherRecDesc>
            <floatingPmntDesc curCd="USD" fixedOrFloating="Floating" floatingRtIndex="US0001M" floatingRtSpread="0.10000000" pmntAmt="0.00000000">
              <rtResetTenors>
                <rtResetTenor rateTenor="Month" rateTenorUnit="1" resetDt="Month" resetDtUnit="1"/>
              </rtResetTenors>
            </floatingPmntDesc>
            <terminationDt>2020-11-18</terminationDt>
            <upfrontPmnt>0.00000000</upfrontPmnt>
            <pmntCurCd>USD</pmntCurCd>
            <upfrontRcpt>0.00000000</upfrontRcpt>
            <rcptCurCd>USD</rcptCurCd>
            <notionalAmt>1467882.75000000</notionalAmt>
            <curCd>USD</curCd>
            <unrealizedAppr>54748.48000000</unrealizedAppr>
          </swapDeriv>
        </derivativeInfo>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>FEDERAL FARM CREDIT BANK</name>
        <lei>N/A</lei>
        <title>Federal Farm Credit Bank</title>
        <cusip>3133EKCY0</cusip>
        <identifiers>
          <isin value="US3133EKCY02"/>
        </identifiers>
        <balance>4000000.00000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>4016201.08000000</valUSD>
        <pctVal>17.81738039659</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>DBT</assetCat>
        <issuerCat>USGSE</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <debtSec>
          <maturityDt>2022-03-14</maturityDt>
          <couponKind>Floating</couponKind>
          <annualizedRt>0.45000000</annualizedRt>
          <isDefault>N</isDefault>
          <areIntrstPmntsInArrs>N</areIntrstPmntsInArrs>
          <isPaidKind>N</isPaidKind>
        </debtSec>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Oncternal Therapeutics Inc</name>
        <lei>549300QZ85LIXQ8O7P72</lei>
        <title>Oncternal Therapeutics, Inc.</title>
        <cusip>400CVR015</cusip>
        <identifiers>
          <ticker value="1722562D"/>
        </identifiers>
        <balance>7.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>0.00000000</valUSD>
        <pctVal>0.000000</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetConditional assetCat="OTHER" desc="Rights"/>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>3</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Chicago Mercantile Exchange</name>
        <lei>N/A</lei>
        <title>Russell 2000 Index Mini Futures Contracts</title>
        <cusip>N/A</cusip>
        <identifiers>
          <ticker value="RTYZ0"/>
        </identifiers>
        <balance>27.00000000</balance>
        <units>NC</units>
        <curCd>USD</curCd>
        <valUSD>64610.84000000</valUSD>
        <pctVal>0.286638017144</pctVal>
        <payoffProfile>N/A</payoffProfile>
        <assetCat>DE</assetCat>
        <issuerConditional desc="Derivative" issuerCat="OTHER"/>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <derivativeInfo>
          <futrDeriv derivCat="FUT">
            <counterparties>
              <counterpartyName>Goldman Sachs &amp; Co. LLC</counterpartyName>
              <counterpartyLei>FOR8UP27PHTHYVLBNG30</counterpartyLei>
            </counterparties>
            <payOffProf>Long</payOffProf>
            <descRefInstrmnt>
              <indexBasketInfo>
                <indexName>Russell 2000 Index</indexName>
                <indexIdentifier>RTY</indexIdentifier>
              </indexBasketInfo>
            </descRefInstrmnt>
            <expDate>2020-12-18</expDate>
            <notionalAmt>1967544.16000000</notionalAmt>
            <curCd>USD</curCd>
            <unrealizedAppr>64610.84000000</unrealizedAppr>
          </futrDeriv>
        </derivativeInfo>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>BOFA SECURITIES, INC.</name>
        <lei>549300HN4UKV1E2R3U73</lei>
        <title>BofA Securities, Inc.</title>
        <cusip>N/A</cusip>
        <identifiers>
          <other otherDesc="Internal ID" value="REPO-BANK"/>
        </identifiers>
        <balance>1912369.68000000</balance>
        <units>PA</units>
        <curCd>USD</curCd>
        <valUSD>1912369.68000000</valUSD>
        <pctVal>8.483992053374</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>RA</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <repurchaseAgrmt>
          <transCat>Repurchase</transCat>
          <notClearedCentCparty isCleared="N">
            <counterpartyInfos>
              <counterpartyInfo lei="549300HN4UKV1E2R3U73" name="BOFA SECURITIES, INC."/>
            </counterpartyInfos>
          </notClearedCentCparty>
          <isTriParty>Y</isTriParty>
          <repurchaseRt>0.06000000</repurchaseRt>
          <maturityDt>2020-10-01</maturityDt>
          <repurchaseCollaterals>
            <repurchaseCollateral>
              <principalAmt>1726403.91000000</principalAmt>
              <principalCd>USD</principalCd>
              <collateralVal>1950620.50000000</collateralVal>
              <collateralCd>USD</collateralCd>
              <invstCat>UST</invstCat>
            </repurchaseCollateral>
          </repurchaseCollaterals>
        </repurchaseAgrmt>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Omthera Pharmaceuticals Inc</name>
        <lei>N/A</lei>
        <title>Omthera Pharmaceuticals, Inc.</title>
        <cusip>N/A</cusip>
        <identifiers>
          <ticker value="OMTH-R"/>
        </identifiers>
        <balance>86.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>0.00000000</valUSD>
        <pctVal>0.000000</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetConditional assetCat="OTHER" desc="Rights"/>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>3</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <signature>
      <ncom:dateSigned>2020-10-30</ncom:dateSigned>
      <ncom:nameOfApplicant>Rydex Series Funds</ncom:nameOfApplicant>
      <ncom:signature>John Sullivan</ncom:signature>
      <ncom:signerName>John Sullivan</ncom:signerName>
      <ncom:title>CFO</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
