<informationTable xmlns="http://www.sec.gov/edgar/document/thirteenf/informationtable" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
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    <nameOfIssuer>ACCURAY INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>004397105</cusip>
    <value>3399</value>
    <shrsOrPrnAmt>
      <sshPrnamt>654950</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>654950</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>ARGAN INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>04010E109</cusip>
    <value>10889</value>
    <shrsOrPrnAmt>
      <sshPrnamt>261000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>261000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>BANK OF THE OZARKS</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>063904106</cusip>
    <value>21637</value>
    <shrsOrPrnAmt>
      <sshPrnamt>576690</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>576690</Sole>
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      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>BIOSPECIFICS TECHNOLOGIES</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>090931106</cusip>
    <value>9352</value>
    <shrsOrPrnAmt>
      <sshPrnamt>234159</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>234159</Sole>
      <Shared>0</Shared>
      <None>0</None>
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  <infoTable>
    <nameOfIssuer>BMC STOCK HOLDINGS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>05591B109</cusip>
    <value>3655</value>
    <shrsOrPrnAmt>
      <sshPrnamt>205100</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>205100</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>BROADSOFT INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>11133B409</cusip>
    <value>17339</value>
    <shrsOrPrnAmt>
      <sshPrnamt>422596</sshPrnamt>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>422596</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>CALERES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>129500104</cusip>
    <value>13821</value>
    <shrsOrPrnAmt>
      <sshPrnamt>570895</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>570895</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>CALLIDUS SOFTWARE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>13123E500</cusip>
    <value>5992</value>
    <shrsOrPrnAmt>
      <sshPrnamt>299911</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
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    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>299911</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>CHURCHILL DOWNS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>171484108</cusip>
    <value>19025</value>
    <shrsOrPrnAmt>
      <sshPrnamt>150562</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>150562</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CIRRUS LOGIC INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>172755100</cusip>
    <value>5625</value>
    <shrsOrPrnAmt>
      <sshPrnamt>145000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>145000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>COGENT COMMUNICATIONS HOLDIN</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>19239V302</cusip>
    <value>15736</value>
    <shrsOrPrnAmt>
      <sshPrnamt>392800</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>392800</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>DELUXE CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>248019101</cusip>
    <value>22724</value>
    <shrsOrPrnAmt>
      <sshPrnamt>342382</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>342382</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
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  <infoTable>
    <nameOfIssuer>DONALDSON CO INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>257651109</cusip>
    <value>10500</value>
    <shrsOrPrnAmt>
      <sshPrnamt>305600</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>305600</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>DREW INDUSTRIES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>26168L205</cusip>
    <value>10748</value>
    <shrsOrPrnAmt>
      <sshPrnamt>126687</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>126687</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>DULUTH HOLDINGS INC - CL B</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>26443V101</cusip>
    <value>4457</value>
    <shrsOrPrnAmt>
      <sshPrnamt>182232</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>182232</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>EL POLLO LOCO HOLDINGS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>268603107</cusip>
    <value>3792</value>
    <shrsOrPrnAmt>
      <sshPrnamt>291720</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>291720</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>EXPONENT INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>30214U102</cusip>
    <value>14637</value>
    <shrsOrPrnAmt>
      <sshPrnamt>250584</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>250584</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>EXPRESS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>30219E103</cusip>
    <value>5652</value>
    <shrsOrPrnAmt>
      <sshPrnamt>389509</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>389509</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GEO GROUP INC/THE</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>36162J106</cusip>
    <value>22231</value>
    <shrsOrPrnAmt>
      <sshPrnamt>650400</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>650400</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GRACO INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>384109104</cusip>
    <value>7498</value>
    <shrsOrPrnAmt>
      <sshPrnamt>94925</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>94925</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GRAHAM CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>384556106</cusip>
    <value>6861</value>
    <shrsOrPrnAmt>
      <sshPrnamt>372494</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>372494</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INSTALLED BUILDING PRODUCTS</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>45780R101</cusip>
    <value>5373</value>
    <shrsOrPrnAmt>
      <sshPrnamt>148071</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>148071</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INTEGRATED DEVICE TECH INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>458118106</cusip>
    <value>6922</value>
    <shrsOrPrnAmt>
      <sshPrnamt>343883</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>343883</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INTERDIGITAL INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>45867G101</cusip>
    <value>4326</value>
    <shrsOrPrnAmt>
      <sshPrnamt>77688</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>77688</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>IPG PHOTONICS CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>44980X109</cusip>
    <value>5377</value>
    <shrsOrPrnAmt>
      <sshPrnamt>67217</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>67217</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>JAZZ PHARMACEUTICALS PLC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>G50871105</cusip>
    <value>22539</value>
    <shrsOrPrnAmt>
      <sshPrnamt>159500</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>159500</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>JOHN BEAN TECHNOLOGIES CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>477839104</cusip>
    <value>13691</value>
    <shrsOrPrnAmt>
      <sshPrnamt>223636</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>223636</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>LIGAND PHARMACEUTICALS</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>53220K504</cusip>
    <value>14668</value>
    <shrsOrPrnAmt>
      <sshPrnamt>122983</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>122983</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>LITTELFUSE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>537008104</cusip>
    <value>14764</value>
    <shrsOrPrnAmt>
      <sshPrnamt>124920</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>124920</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>LOGMEIN INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>54142L109</cusip>
    <value>16585</value>
    <shrsOrPrnAmt>
      <sshPrnamt>261466</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>261466</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>LSI INDUSTRIES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>50216C108</cusip>
    <value>8612</value>
    <shrsOrPrnAmt>
      <sshPrnamt>777990</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>777990</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MANTECH INTERNATIONAL CORP-A</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>564563104</cusip>
    <value>7524</value>
    <shrsOrPrnAmt>
      <sshPrnamt>198939</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>198939</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MAXIMUS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>577933104</cusip>
    <value>24717</value>
    <shrsOrPrnAmt>
      <sshPrnamt>446400</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>446400</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MERCURY SYSTEMS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>589378108</cusip>
    <value>5535</value>
    <shrsOrPrnAmt>
      <sshPrnamt>222657</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>222657</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MITEK SYSTEMS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>606710200</cusip>
    <value>71</value>
    <shrsOrPrnAmt>
      <sshPrnamt>10000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>10000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MYR GROUP INC/DELAWARE</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>55405W104</cusip>
    <value>3301</value>
    <shrsOrPrnAmt>
      <sshPrnamt>137082</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>137082</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MYRIAD GENETICS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>62855J104</cusip>
    <value>4596</value>
    <shrsOrPrnAmt>
      <sshPrnamt>150200</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>150200</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NATURAL GAS SERVICES GROUP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>63886Q109</cusip>
    <value>7446</value>
    <shrsOrPrnAmt>
      <sshPrnamt>325142</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>325142</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NATUS MEDICAL INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>639050103</cusip>
    <value>13667</value>
    <shrsOrPrnAmt>
      <sshPrnamt>361569</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>361569</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NAUTILUS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>63910B102</cusip>
    <value>9048</value>
    <shrsOrPrnAmt>
      <sshPrnamt>507173</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>507173</Sole>
      <Shared>0</Shared>
      <None>0</None>
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      <Sole>175188</Sole>
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      <Sole>98400</Sole>
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