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  <infoTable>
    <nameOfIssuer>ADVERUM BIOTECHNOLOGIES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>00773U108</cusip>
    <value>47</value>
    <shrsOrPrnAmt>
      <sshPrnamt>15000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>15000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>COMMUNICATIONS SALES &amp; LEAS IN</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>20341J104</cusip>
    <value>4364</value>
    <shrsOrPrnAmt>
      <sshPrnamt>151000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>151000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>COSTAR GROUP INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>22160N109</cusip>
    <value>55067</value>
    <shrsOrPrnAmt>
      <sshPrnamt>251837</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>251837</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>EDITAS MEDICINE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>28106W103</cusip>
    <value>1149</value>
    <shrsOrPrnAmt>
      <sshPrnamt>47075</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>47075</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>EDITAS MEDICINE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>28106W103</cusip>
    <value>310</value>
    <shrsOrPrnAmt>
      <sshPrnamt>12725</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>12725</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>HILTON WORLDWIDE HLDGS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>43300A104</cusip>
    <value>11378</value>
    <shrsOrPrnAmt>
      <sshPrnamt>505000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>505000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INTELLIA THERAPEUTICS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>45826J105</cusip>
    <value>534</value>
    <shrsOrPrnAmt>
      <sshPrnamt>25000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>25000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>20 YR TR BD ETF</titleOfClass>
    <cusip>464287432</cusip>
    <value>669</value>
    <shrsOrPrnAmt>
      <sshPrnamt>4832</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>4832</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>CALL</titleOfClass>
    <cusip>464287906</cusip>
    <value>1243</value>
    <shrsOrPrnAmt>
      <sshPrnamt>4830</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>4830</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>PUT</titleOfClass>
    <cusip>464288953</cusip>
    <value>1140</value>
    <shrsOrPrnAmt>
      <sshPrnamt>13589</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>13589</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>CALL</titleOfClass>
    <cusip>464287900</cusip>
    <value>3444</value>
    <shrsOrPrnAmt>
      <sshPrnamt>30573</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>30573</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>PUT</titleOfClass>
    <cusip>464287950</cusip>
    <value>223</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1983</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>1983</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>PUT</titleOfClass>
    <cusip>464287955</cusip>
    <value>776</value>
    <shrsOrPrnAmt>
      <sshPrnamt>6790</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>6790</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>PUT</titleOfClass>
    <cusip>464288953</cusip>
    <value>1139</value>
    <shrsOrPrnAmt>
      <sshPrnamt>13575</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>13575</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>PUT</titleOfClass>
    <cusip>464287950</cusip>
    <value>222</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1975</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>1975</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>CALL</titleOfClass>
    <cusip>464287900</cusip>
    <value>3436</value>
    <shrsOrPrnAmt>
      <sshPrnamt>30500</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>30500</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>PUT</titleOfClass>
    <cusip>464287955</cusip>
    <value>776</value>
    <shrsOrPrnAmt>
      <sshPrnamt>6790</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Put</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>6790</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>KITE PHARMA INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>49803L109</cusip>
    <value>117904</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2358084</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>2358084</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>LPL FINL HLDGS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>50212V100</cusip>
    <value>4612</value>
    <shrsOrPrnAmt>
      <sshPrnamt>206647</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>206647</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MIMEDX GROUP INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>602496101</cusip>
    <value>8621</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1080365</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>1080365</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NANTHEALTH INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>630104107</cusip>
    <value>1470</value>
    <shrsOrPrnAmt>
      <sshPrnamt>117623</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>117623</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NANTHEALTH INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>630104107</cusip>
    <value>1538</value>
    <shrsOrPrnAmt>
      <sshPrnamt>123025</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>123025</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NANTKWEST INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>63016Q102</cusip>
    <value>27900</value>
    <shrsOrPrnAmt>
      <sshPrnamt>4485495</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>4485495</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NANTKWEST INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>63016Q102</cusip>
    <value>62</value>
    <shrsOrPrnAmt>
      <sshPrnamt>10000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>10000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>RYANAIR HLDGS PLC</nameOfIssuer>
    <titleOfClass>SPONSORED ADR NE</titleOfClass>
    <cusip>783513203</cusip>
    <value>86415</value>
    <shrsOrPrnAmt>
      <sshPrnamt>5654679</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>5654679</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SORRENTO THERAPEUTICS INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>83587F202</cusip>
    <value>14986</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2676193</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>2676193</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SORRENTO THERAPEUTICS INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>83587F202</cusip>
    <value>692</value>
    <shrsOrPrnAmt>
      <sshPrnamt>123597</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>123597</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR S&amp;P 500 ETF TR</nameOfIssuer>
    <titleOfClass>CALL</titleOfClass>
    <cusip>78462F903</cusip>
    <value>432</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2063</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>DFND</investmentDiscretion>
    <votingAuthority>
      <Sole>2063</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR S&amp;P 500 ETF TR</nameOfIssuer>
    <titleOfClass>CALL</titleOfClass>
    <cusip>78462F903</cusip>
    <value>432</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2063</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <putCall>Call</putCall>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>2063</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>WISDOMTREE TR</nameOfIssuer>
    <titleOfClass>JAPN HEDGE EQT</titleOfClass>
    <cusip>97717W851</cusip>
    <value>776</value>
    <shrsOrPrnAmt>
      <sshPrnamt>20000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>20000</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
</informationTable>
