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            <CityNm>BROOKLYN</CityNm>
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        <StockNm>HTG MOLECULAR DIAGNOSTICS INC</StockNm>
        <EOYBookValueAmt>207953</EOYBookValueAmt>
        <EOYFMVAmt>233235</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>ICAD INC.</StockNm>
        <EOYBookValueAmt>324175</EOYBookValueAmt>
        <EOYFMVAmt>477259</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>LIQTECH INTERNATIONAL INC</StockNm>
        <EOYBookValueAmt>2086059</EOYBookValueAmt>
        <EOYFMVAmt>3503008</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>LIQTECT INTERNATION INC - CERT</StockNm>
        <EOYBookValueAmt>2575001</EOYBookValueAmt>
        <EOYFMVAmt>2575000</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>MISONIX INC</StockNm>
        <EOYBookValueAmt>145351</EOYBookValueAmt>
        <EOYFMVAmt>112500</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>MOLECULAR TEMPLATES INC</StockNm>
        <EOYBookValueAmt>375890</EOYBookValueAmt>
        <EOYFMVAmt>362492</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>NEOS THERAPEUTICS INC</StockNm>
        <EOYBookValueAmt>324845</EOYBookValueAmt>
        <EOYFMVAmt>170090</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>ORYZON GENOMICS</StockNm>
        <EOYBookValueAmt>97644</EOYBookValueAmt>
        <EOYFMVAmt>121736</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>OTONOMY INC</StockNm>
        <EOYBookValueAmt>302905</EOYBookValueAmt>
        <EOYFMVAmt>773152</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>PIXELWORKS, INC</StockNm>
        <EOYBookValueAmt>216396</EOYBookValueAmt>
        <EOYFMVAmt>245340</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>PLUG POWER INC</StockNm>
        <EOYBookValueAmt>2930</EOYBookValueAmt>
        <EOYFMVAmt>33910</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>POLARITYTE INC</StockNm>
        <EOYBookValueAmt>30625</EOYBookValueAmt>
        <EOYFMVAmt>2040</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>QUICKLOGIC</StockNm>
        <EOYBookValueAmt>11697</EOYBookValueAmt>
        <EOYFMVAmt>15160</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>RECRO PHARMA INC</StockNm>
        <EOYBookValueAmt>190</EOYBookValueAmt>
        <EOYFMVAmt>285</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>REPRO MEDSYSTEMS INC</StockNm>
        <EOYBookValueAmt>116665</EOYBookValueAmt>
        <EOYFMVAmt>180600</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>STEMLINE THERAPEUTICS, INC. RI</StockNm>
        <EOYBookValueAmt>42990</EOYBookValueAmt>
        <EOYFMVAmt>42979</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>SUNESIS PHARMACEUTICALS INC</StockNm>
        <EOYBookValueAmt>495149</EOYBookValueAmt>
        <EOYFMVAmt>541618</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>URANIUM ENERGY CORP COM</StockNm>
        <EOYBookValueAmt>64658</EOYBookValueAmt>
        <EOYFMVAmt>105600</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>UROGEN PHARMA LTD</StockNm>
        <EOYBookValueAmt>190245</EOYBookValueAmt>
        <EOYFMVAmt>168541</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>VERTTEX ENERGY, INC</StockNm>
        <EOYBookValueAmt>473145</EOYBookValueAmt>
        <EOYFMVAmt>337283</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>VINCERA PHARMA INC</StockNm>
        <EOYBookValueAmt>107228</EOYBookValueAmt>
        <EOYFMVAmt>240465</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>VINCERA PHARMA INC WTS.EXP 12/</StockNm>
        <EOYBookValueAmt>22852</EOYBookValueAmt>
        <EOYFMVAmt>81510</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>X4 PHARMACEUTICALS</StockNm>
        <EOYBookValueAmt>507113</EOYBookValueAmt>
        <EOYFMVAmt>463487</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
    </InvestmentsCorpStockSchedule>
    <InvestmentsOtherSchedule2 documentId="InvOtherSch2">
      <InvestmentsOtherGrp>
        <CategoryOrItemTxt>GAIN THERAPEUTICS, INC SER B</CategoryOrItemTxt>
        <BookValueAmt>749999</BookValueAmt>
        <EOYFMVAmt>749999</EOYFMVAmt>
      </InvestmentsOtherGrp>
    </InvestmentsOtherSchedule2>
    <OtherExpensesSchedule documentId="OtherExpensesSch">
      <OtherExpensesScheduleGrp>
        <Desc>Administrative Fees</Desc>
        <RevenueAndExpensesPerBooksAmt>47173</RevenueAndExpensesPerBooksAmt>
        <DisbursementsCharitablePrpsAmt>47173</DisbursementsCharitablePrpsAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>Bank Charges</Desc>
        <RevenueAndExpensesPerBooksAmt>9</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>9</NetInvestmentIncomeAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>State or Local Filing Fees</Desc>
        <RevenueAndExpensesPerBooksAmt>25</RevenueAndExpensesPerBooksAmt>
        <DisbursementsCharitablePrpsAmt>25</DisbursementsCharitablePrpsAmt>
      </OtherExpensesScheduleGrp>
    </OtherExpensesSchedule>
    <OtherIncomeSchedule2 documentId="OtherIncomeSch2">
      <OtherIncomeDetail>
        <Desc>Interest Income from Notes</Desc>
        <RevenueAndExpensesPerBooksAmt>28750</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>28750</NetInvestmentIncomeAmt>
      </OtherIncomeDetail>
    </OtherIncomeSchedule2>
    <OtherNotesLoansRcvblLongSch documentId="OthNoteLoanRcvblLong">
      <OtherNotesLoansRcvblLongGrp>
        <BorrowerNameGrp>
          <BusinessName>
            <BusinessNameLine1Txt>CYREN LTD</BusinessNameLine1Txt>
          </BusinessName>
        </BorrowerNameGrp>
        <LoanOriginalAmt>1000000</LoanOriginalAmt>
        <BalanceDueAmt>1000000</BalanceDueAmt>
        <NoteDt>2020-03</NoteDt>
        <LoanMaturityDt>2024-03</LoanMaturityDt>
        <RepaymentTermsTxt>INTEREST/PRINCIPAL DUE SEMI-ANNUALLY &amp; ON MATURITY</RepaymentTermsTxt>
        <InterestRt>5.75</InterestRt>
        <SecurityProvidedBorrowerTxt>NONE</SecurityProvidedBorrowerTxt>
        <LoanPurposeTxt>INVESTMENT</LoanPurposeTxt>
        <LenderConsiderationDesc>CASH</LenderConsiderationDesc>
        <ConsiderationFMVAmt>1000000</ConsiderationFMVAmt>
      </OtherNotesLoansRcvblLongGrp>
    </OtherNotesLoansRcvblLongSch>
    <TaxesSchedule documentId="TaxesSchedule">
      <TaxesDetail>
        <CategoryTxt>990-PF Estimated Tax for 2020</CategoryTxt>
        <Amt>74800</Amt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>990-PF Excise Tax for 2019</CategoryTxt>
        <Amt>8566</Amt>
      </TaxesDetail>
    </TaxesSchedule>
  </ReturnData>
</Return>
