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          <broker>
            <brokerName>Instinet, LLC</brokerName>
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            <grossCommission>56498.00</grossCommission>
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          <broker>
            <brokerName>Liquidnet, Inc.</brokerName>
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            <brokerStateCountry brokerState="US-NY" brokerCountry="US"/>
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            <brokerName>Needham &amp; Co</brokerName>
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            <brokerStateCountry brokerState="US-DE" brokerCountry="US"/>
            <grossCommission>9692.00</grossCommission>
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          <broker>
            <brokerName>Raymond James, Ltd.</brokerName>
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            <brokerStateCountry brokerState="US-FL" brokerCountry="US"/>
            <grossCommission>4068.00</grossCommission>
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          <broker>
            <brokerName>Sidoti &amp; Co</brokerName>
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            <brokerStateCountry brokerState="US-DE" brokerCountry="US"/>
            <grossCommission>3770.00</grossCommission>
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          <broker>
            <brokerName>Stifel, Nicolaus Co., Inc</brokerName>
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            <grossCommission>5500.00</grossCommission>
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        <aggregateCommission>256280.00</aggregateCommission>
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          <principalTransaction>
            <principalName>Raymond James, Ltd.</principalName>
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          <principalTransaction>
            <principalName>Credit Suisse Securities (USA) LLC</principalName>
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          <principalTransaction>
            <principalName>SVB Lerrink, LLC</principalName>
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          <principalTransaction>
            <principalName>Roth Capital Partners LLC</principalName>
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        <isBrokerageResearchPayment>Y</isBrokerageResearchPayment>
        <mnthlyAvgNetAssets>87466119.00</mnthlyAvgNetAssets>
        <hasLineOfCredit>N</hasLineOfCredit>
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      <managementInvestmentQuestion>
        <mgmtInvFundName>Oberweis Small-Cap Opportunities Fund</mgmtInvFundName>
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        <isFundSecuritiesLending>Y</isFundSecuritiesLending>
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        <paymentToAgentManagerType>N/A</paymentToAgentManagerType>
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        <relyOnRuleType>N/A</relyOnRuleType>
        <isExpenseLimitationInPlace>Y</isExpenseLimitationInPlace>
        <isExpenseReducedOrWaived>Y</isExpenseReducedOrWaived>
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        <isExpenseWaivedRecoupable>N</isExpenseWaivedRecoupable>
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            <investmentAdviserName>Oberweis Asset Management, Inc.</investmentAdviserName>
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            <transferAgentName>UMB Fund Services, Inc.</transferAgentName>
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            <transferAgentStateCountry transferAgentState="US-WI" transferAgentCountry="US"/>
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            <pricingServiceName>UMB Fund Services, Inc.</pricingServiceName>
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          <pricingService>
            <pricingServiceName>ICE Data Pricing &amp; Reference Data, LLC</pricingServiceName>
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            <custodianName>UMB Bank, n.a.</custodianName>
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            <shareholderServiceAgentName>UMB Fund Services, Inc.</shareholderServiceAgentName>
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        <isAdminHiredOrTerminated>N</isAdminHiredOrTerminated>
        <brokerDealers>
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            <brokerDealerName>Oberweis Securities, Inc.</brokerDealerName>
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            <brokerName>Bloomberg Tradebook LLC</brokerName>
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            <brokerName>Craig-Hallum Capital</brokerName>
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            <brokerStateCountry brokerState="US-DE" brokerCountry="US"/>
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          <broker>
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            <brokerStateCountry brokerState="US-DE" brokerCountry="US"/>
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        <aggregateCommission>22519.00</aggregateCommission>
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          <principalTransaction>
            <principalName>Credit Suisse Securities (USA) LLC</principalName>
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            <principalCrdNo>000000816</principalCrdNo>
            <principalLei>1V8Y6QCX6YMJ2OELII46</principalLei>
            <principalStateCountry principalState="US-NY" principalCountry="US"/>
            <principalTotalPurchaseSale>231000.00</principalTotalPurchaseSale>
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          <principalTransaction>
            <principalName>Raymond James, Ltd.</principalName>
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            <principalLei>U4ONQX15J3RO8XCKE979</principalLei>
            <principalStateCountry principalState="US-FL" principalCountry="US"/>
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        <principalAggregatePurchase>430200.00</principalAggregatePurchase>
        <isBrokerageResearchPayment>Y</isBrokerageResearchPayment>
        <mnthlyAvgNetAssets>11281447.00</mnthlyAvgNetAssets>
        <hasLineOfCredit>N</hasLineOfCredit>
        <isInterfundLending>N</isInterfundLending>
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        <isSwingPricing>N</isSwingPricing>
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      <managementInvestmentQuestion>
        <mgmtInvFundName>Oberweis China Opportunities Fund</mgmtInvFundName>
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        <mgmtInvLei>5493001O4G9TLSV0YF73</mgmtInvLei>
        <isFirstFilingByFund>Y</isFirstFilingByFund>
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        <numTerminatedClass>0</numTerminatedClass>
        <sharesOutstandings>
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        <fundType>N/A</fundType>
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        <isFundSecuritiesLending>Y</isFundSecuritiesLending>
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        <paymentToAgentManagerType>N/A</paymentToAgentManagerType>
        <avgPortfolioSecuritiesValue>N/A</avgPortfolioSecuritiesValue>
        <netIncomeSecuritiesLending>N/A</netIncomeSecuritiesLending>
        <relyOnRuleType>N/A</relyOnRuleType>
        <isExpenseLimitationInPlace>Y</isExpenseLimitationInPlace>
        <isExpenseReducedOrWaived>N</isExpenseReducedOrWaived>
        <isFeesWaivedRecoupable>N</isFeesWaivedRecoupable>
        <isExpenseWaivedRecoupable>N</isExpenseWaivedRecoupable>
        <investmentAdvisers>
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            <investmentAdviserName>Oberweis Asset Management, Inc.</investmentAdviserName>
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            <investmentAdviserLei>549300PDCRBXSQU4DO76</investmentAdviserLei>
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        <subAdvisers>
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            <subAdviserName>Oberweis Asset Management (Hong Kong) Limited</subAdviserName>
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            <subAdviserCrdNo>000296901</subAdviserCrdNo>
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            <subAdviserCountry>HK</subAdviserCountry>
            <subAdviserHired isSubAdviserHired="Y" subAdviserStartDate="2018-05-18"/>
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            <transferAgentName>UMB Fund Services, Inc.</transferAgentName>
            <transferAgentFileNo>084-05792</transferAgentFileNo>
            <transferAgentLei>N/A</transferAgentLei>
            <transferAgentStateCountry transferAgentState="US-WI" transferAgentCountry="US"/>
            <isTransferAgentAffiliated>N</isTransferAgentAffiliated>
            <isTransferAgentSubAgent>N</isTransferAgentSubAgent>
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        <isTransferAgentHiredOrTerminated>N</isTransferAgentHiredOrTerminated>
        <pricingServices>
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            <pricingServiceName>UMB Fund Services, Inc.</pricingServiceName>
            <pricingServiceLei>084-05792</pricingServiceLei>
            <pricingServiceIdNumberDesc>SEC File Number</pricingServiceIdNumberDesc>
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          <pricingService>
            <pricingServiceName>ICE Data Pricing &amp; Reference Data, LLC</pricingServiceName>
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            <isPricingServiceAffiliated>N</isPricingServiceAffiliated>
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        <isPricingServiceHiredOrTerminated>N</isPricingServiceHiredOrTerminated>
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            <custodianName>UMB Bank, n.a.</custodianName>
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            <custodianName>Citibank n.a.</custodianName>
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            <custodyType>Foreign custodian - rule 17f-5 (17 CFR 270.17f-5)</custodyType>
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            <shareholderServiceAgentName>UMB Fund Services, Inc.</shareholderServiceAgentName>
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        <isAdminHiredOrTerminated>N</isAdminHiredOrTerminated>
        <brokerDealers>
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            <brokerDealerName>Oberweis Securities, Inc.</brokerDealerName>
            <brokerDealerFileNo>8-49679</brokerDealerFileNo>
            <brokerDealerCrdNo>000042060</brokerDealerCrdNo>
            <brokerDealerLei>5493008EZH6DO1631P71</brokerDealerLei>
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            <brokerDealerCommission>0</brokerDealerCommission>
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          <broker>
            <brokerName>Citigroup Global Markets Inc.</brokerName>
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            <brokerCrdNo>000007059</brokerCrdNo>
            <brokerLei>MBNUM2BPBDO7JBLYG310</brokerLei>
            <brokerStateCountry brokerState="US-NY" brokerCountry="US"/>
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          <broker>
            <brokerName>China International Cap Corp. Hong Kong Securities Ltd.</brokerName>
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            <brokerCrdNo>000143221</brokerCrdNo>
            <brokerLei>2549000DUR72WYLKY616</brokerLei>
            <brokerStateCountry brokerState="US-NY" brokerCountry="US"/>
            <grossCommission>48184.00</grossCommission>
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            <brokerName>Morgan Stanley &amp; Co</brokerName>
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            <brokerCrdNo>000008209</brokerCrdNo>
            <brokerLei>9R7GPTSO7KV3UQJZQ078</brokerLei>
            <brokerStateCountry brokerState="US-DE" brokerCountry="US"/>
            <grossCommission>38776.00</grossCommission>
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            <brokerName>Calyon Securities</brokerName>
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            <brokerCrdNo>000165533</brokerCrdNo>
            <brokerLei>213800M2DXATWY7JMS07</brokerLei>
            <brokerStateCountry brokerState="US-DE" brokerCountry="US"/>
            <grossCommission>35986.00</grossCommission>
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          <broker>
            <brokerName>Nomura Securities International, Ltd.</brokerName>
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            <brokerCrdNo>000004297</brokerCrdNo>
            <brokerLei>OXTKY6Q8X53C9ILVV871</brokerLei>
            <brokerStateCountry brokerState="US-NY" brokerCountry="US"/>
            <grossCommission>28128.00</grossCommission>
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          <broker>
            <brokerName>Goldman Sachs &amp; Co.</brokerName>
            <brokerFileNo>8-00129</brokerFileNo>
            <brokerCrdNo>000000361</brokerCrdNo>
            <brokerLei>FOR8UP27PHTHYVLBNG30</brokerLei>
            <brokerStateCountry brokerState="US-NY" brokerCountry="US"/>
            <grossCommission>41039.00</grossCommission>
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          <broker>
            <brokerName>CCB International Overseas (USA) Inc.</brokerName>
            <brokerFileNo>8-69018</brokerFileNo>
            <brokerCrdNo>000159795</brokerCrdNo>
            <brokerLei>N/A</brokerLei>
            <brokerStateCountry brokerState="US-DE" brokerCountry="US"/>
            <grossCommission>20383.00</grossCommission>
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          <broker>
            <brokerName>Bank of China International (USA), Inc.</brokerName>
            <brokerFileNo>8-66662</brokerFileNo>
            <brokerCrdNo>000132919</brokerCrdNo>
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            <brokerName>Daiwa Capital Markets America, Inc.</brokerName>
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            <brokerName>Liquidnet, Inc.</brokerName>
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        <aggregateCommission>351363.00</aggregateCommission>
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          <principalTransaction>
            <principalName>Goldman Sachs &amp; Co.</principalName>
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        <isBrokerageResearchPayment>Y</isBrokerageResearchPayment>
        <mnthlyAvgNetAssets>96011114.00</mnthlyAvgNetAssets>
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        <isSwingPricing>N</isSwingPricing>
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      <managementInvestmentQuestion>
        <mgmtInvFundName>Oberweis International Opportunities Fund</mgmtInvFundName>
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        <paymentToAgentManagerType>N/A</paymentToAgentManagerType>
        <avgPortfolioSecuritiesValue>N/A</avgPortfolioSecuritiesValue>
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        <isExpenseLimitationInPlace>Y</isExpenseLimitationInPlace>
        <isExpenseReducedOrWaived>Y</isExpenseReducedOrWaived>
        <isFeesWaivedRecoupable>N</isFeesWaivedRecoupable>
        <isExpenseWaivedRecoupable>N</isExpenseWaivedRecoupable>
        <investmentAdvisers>
          <investmentAdviser>
            <investmentAdviserName>Oberweis Asset Management, Inc.</investmentAdviserName>
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            <transferAgentName>UMB Fund Services, Inc.</transferAgentName>
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            <pricingServiceName>UMB Fund Services, Inc.</pricingServiceName>
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            <pricingServiceName>ICE Data Pricing &amp; Reference Data, LLC</pricingServiceName>
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            <custodianName>Citibank n.a.</custodianName>
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            <shareholderServiceAgentName>UMB Fund Services, Inc.</shareholderServiceAgentName>
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            <brokerDealerName>Oberweis Securities, Inc.</brokerDealerName>
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          <broker>
            <brokerName>Ichiyoshi Securities Co. Ltd.</brokerName>
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      <managementInvestmentQuestion>
        <mgmtInvFundName>Oberweis International Opportunities Institutional Fund</mgmtInvFundName>
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            <pricingServiceName>ICE Data Pricing &amp; Reference Data, LLC</pricingServiceName>
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            <brokerName>SMBC Nikko Securities, Inc.</brokerName>
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            <brokerName>Nomura Securities International, Ltd.</brokerName>
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            <brokerName>Mizuho Securities</brokerName>
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          <broker>
            <brokerName>Credit Suisse Securities (USA) LLC</brokerName>
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            <brokerStateCountry brokerState="US-NY" brokerCountry="US"/>
            <grossCommission>176169.00</grossCommission>
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          <broker>
            <brokerName>Merrill Lynch Capital Markets</brokerName>
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            <brokerCrdNo>000007691</brokerCrdNo>
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            <brokerStateCountry brokerState="US-NY" brokerCountry="US"/>
            <grossCommission>171753.00</grossCommission>
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          <broker>
            <brokerName>JP Morgan Securities, Inc</brokerName>
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            <grossCommission>166397.00</grossCommission>
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          <broker>
            <brokerName>Ichiyoshi Securities Co. Ltd.</brokerName>
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            <brokerCrdNo>N/A</brokerCrdNo>
            <brokerLei>353800A8M3VE49QYFV53</brokerLei>
            <brokerCountry>JP</brokerCountry>
            <grossCommission>144272.00</grossCommission>
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          <broker>
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      <isChangeAccPrinciples>false</isChangeAccPrinciples>
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    <signature registrantSignedName="Oberweis Funds" signedDate="2018-03-15" signature="/s/ Eric V. Hannemann" title="Secretary"/>
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</edgarSubmission>
