<SEC-DOCUMENT>0001396835-21-000006.txt : 20210811
<SEC-HEADER>0001396835-21-000006.hdr.sgml : 20210811
<ACCEPTANCE-DATETIME>20210811095521
ACCESSION NUMBER:		0001396835-21-000006
CONFORMED SUBMISSION TYPE:	13F-HR
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20210630
FILED AS OF DATE:		20210811
DATE AS OF CHANGE:		20210811
EFFECTIVENESS DATE:		20210811

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALPINE ASSOCIATES MANAGEMENT INC.
		CENTRAL INDEX KEY:			0001396835
		IRS NUMBER:				222548436
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		13F-HR
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	028-12478
		FILM NUMBER:		211162266

	BUSINESS ADDRESS:	
		STREET 1:		574 SYLVAN AVENUE
		STREET 2:		SUITE 100
		CITY:			ENGLEWOOD CLIFFS
		STATE:			NJ
		ZIP:			07632
		BUSINESS PHONE:		201-871-0866

	MAIL ADDRESS:	
		STREET 1:		574 SYLVAN AVENUE
		STREET 2:		SUITE 100
		CITY:			ENGLEWOOD CLIFFS
		STATE:			NJ
		ZIP:			07632

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ECKERT CORP
		DATE OF NAME CHANGE:	20070418
</SEC-HEADER>
<DOCUMENT>
<TYPE>13F-HR
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?>
<edgarSubmission xmlns="http://www.sec.gov/edgar/thirteenffiler" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>13F-HR</submissionType>
    <filerInfo>
      <liveTestFlag>LIVE</liveTestFlag>
      <flags>
        <confirmingCopyFlag>false</confirmingCopyFlag>
        <returnCopyFlag>false</returnCopyFlag>
        <overrideInternetFlag>false</overrideInternetFlag>
      </flags>
      <filer>
        <credentials>
          <cik>0001396835</cik>
          <ccc>XXXXXXXX</ccc>
        </credentials>
      </filer>
      <periodOfReport>06-30-2021</periodOfReport>
    </filerInfo>
  </headerData>
  <formData>
    <coverPage>
      <reportCalendarOrQuarter>06-30-2021</reportCalendarOrQuarter>
      <filingManager>
        <name>ALPINE ASSOCIATES MANAGEMENT INC.</name>
        <address>
          <com:street1>574 SYLVAN AVENUE</com:street1>
          <com:street2>SUITE 100</com:street2>
          <com:city>ENGLEWOOD CLIFFS</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07632</com:zipCode>
        </address>
      </filingManager>
      <reportType>13F HOLDINGS REPORT</reportType>
      <form13FFileNumber>028-12478</form13FFileNumber>
      <provideInfoForInstruction5>N</provideInfoForInstruction5>
    </coverPage>
    <signatureBlock>
      <name>Todd Mason</name>
      <title>Chief Operating Officer</title>
      <phone>201-871-0866</phone>
      <signature>Todd Mason</signature>
      <city>Englewood Cliffs</city>
      <stateOrCountry>NJ</stateOrCountry>
      <signatureDate>08-11-2021</signatureDate>
    </signatureBlock>
    <summaryPage>
      <otherIncludedManagersCount>0</otherIncludedManagersCount>
      <tableEntryTotal>51</tableEntryTotal>
      <tableValueTotal>3644537</tableValueTotal>
      <isConfidentialOmitted>false</isConfidentialOmitted>
    </summaryPage>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>INFORMATION TABLE
<SEQUENCE>2
<FILENAME>q22113f.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<ns1:informationTable xmlns:ns1="http://www.sec.gov/edgar/document/thirteenf/informationtable">
	<ns1:infoTable>
		<ns1:nameOfIssuer>AEROJET ROCKETDYNE HLDGS INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>007800105</ns1:cusip>
		<ns1:value>109587</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>2269321</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>2269321</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>ALEXION PHARMACEUTICALS INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>015351109</ns1:cusip>
		<ns1:value>223980</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1219200</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1219200</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>AT HOME GROUP INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>04650Y100</ns1:cusip>
		<ns1:value>18577</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>504300</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>504300</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>ATHENE HOLDING LTD</ns1:nameOfIssuer>
		<ns1:titleOfClass>CL A</ns1:titleOfClass>
		<ns1:cusip>G0684D107</ns1:cusip>
		<ns1:value>114314</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1693500</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1693500</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>CABOT OIL &amp; GAS CORP</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>127097103</ns1:cusip>
		<ns1:value>13188</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>755300</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>755300</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>CADENCE BANCORPORATION</ns1:nameOfIssuer>
		<ns1:titleOfClass>CL A</ns1:titleOfClass>
		<ns1:cusip>12739A100</ns1:cusip>
		<ns1:value>13215</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>632925</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>632925</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>CENOVUS ENERGY INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>*W EXP 01/01/202</ns1:titleOfClass>
		<ns1:cusip>15135U117</ns1:cusip>
		<ns1:value>720</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>133258</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>133258</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>CHANGE HEALTHCARE INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>15912K100</ns1:cusip>
		<ns1:value>84992</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>3688951</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>3688951</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>CIT GROUP INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM NEW</ns1:titleOfClass>
		<ns1:cusip>125581801</ns1:cusip>
		<ns1:value>11571</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>224278</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>224278</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>CLOUDERA INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>18914U100</ns1:cusip>
		<ns1:value>33986</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>2142900</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>2142900</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>COHERENT INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>192479103</ns1:cusip>
		<ns1:value>148084</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>560211</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>560211</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>CONSTELLATION PHARMCETICLS I</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>210373106</ns1:cusip>
		<ns1:value>34056</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1007600</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1007600</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>CORE-MARK HLDG CO INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>218681104</ns1:cusip>
		<ns1:value>36517</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>811300</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>811300</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>DOMTAR CORP</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM NEW</ns1:titleOfClass>
		<ns1:cusip>257559203</ns1:cusip>
		<ns1:value>20770</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>377900</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>377900</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>DOUYU INTL HLDGS LTD</ns1:nameOfIssuer>
		<ns1:titleOfClass>SPONSORED ADS</ns1:titleOfClass>
		<ns1:cusip>25985W105</ns1:cusip>
		<ns1:value>21532</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>3147925</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>3147925</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>FERRO CORP</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>315405100</ns1:cusip>
		<ns1:value>38033</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1763300</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1763300</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>FLAGSTAR BANCORP INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM PAR .001</ns1:titleOfClass>
		<ns1:cusip>337930705</ns1:cusip>
		<ns1:value>28805</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>681400</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>681400</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>FLY LEASING LTD</ns1:nameOfIssuer>
		<ns1:titleOfClass>SPONSORED ADR</ns1:titleOfClass>
		<ns1:cusip>34407D109</ns1:cusip>
		<ns1:value>12828</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>757300</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>757300</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>GRACE W R &amp; CO DEL NEW</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>38388F108</ns1:cusip>
		<ns1:value>78543</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1136300</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1136300</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>IHS MARKIT LTD</ns1:nameOfIssuer>
		<ns1:titleOfClass>SHS</ns1:titleOfClass>
		<ns1:cusip>G47567105</ns1:cusip>
		<ns1:value>177340</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1574107</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1574107</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>INTERNATIONAL SEAWAYS INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>Y41053102</ns1:cusip>
		<ns1:value>7244</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>377741</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>377741</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>KANSAS CITY SOUTHERN</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM NEW</ns1:titleOfClass>
		<ns1:cusip>485170302</ns1:cusip>
		<ns1:value>125277</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>442100</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>442100</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>KNOLL INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM NEW</ns1:titleOfClass>
		<ns1:cusip>498904200</ns1:cusip>
		<ns1:value>61561</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>2368636</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>2368636</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>LUMINEX CORP DEL</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>55027E102</ns1:cusip>
		<ns1:value>45801</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1244600</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1244600</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>LYDALL INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>550819106</ns1:cusip>
		<ns1:value>30478</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>503600</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>503600</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>MADISON SQUARE GRDN ENTERTNM</ns1:nameOfIssuer>
		<ns1:titleOfClass>CL A</ns1:titleOfClass>
		<ns1:cusip>55826T102</ns1:cusip>
		<ns1:value>21255</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>253120</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>253120</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>MAGELLAN HEALTH INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM NEW</ns1:titleOfClass>
		<ns1:cusip>559079207</ns1:cusip>
		<ns1:value>67925</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>721085</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>721085</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>MAGNACHIP SEMICONDUCTOR CORP</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>55933J203</ns1:cusip>
		<ns1:value>15145</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>634700</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>634700</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>MAXIM INTEGRATED PRODS INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>57772K101</ns1:cusip>
		<ns1:value>258470</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>2453201</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>2453201</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>NAVISTAR INTL CORP NEW</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>63934E108</ns1:cusip>
		<ns1:value>89066</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>2001443</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>2001443</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>NUANCE COMMUNICATIONS INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>67020Y100</ns1:cusip>
		<ns1:value>207720</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>3815600</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>3815600</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>ORBCOMM INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>68555P100</ns1:cusip>
		<ns1:value>10527</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>936447</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>936447</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>PEOPLES UNITED FINANCIAL INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>712704105</ns1:cusip>
		<ns1:value>21673</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1264400</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1264400</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>PNM RES INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>69349H107</ns1:cusip>
		<ns1:value>7045</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>144482</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>144482</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>PPD INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>69355F102</ns1:cusip>
		<ns1:value>162287</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>3521100</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>3521100</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>PRA HEALTH SCIENCES INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>69354M108</ns1:cusip>
		<ns1:value>247856</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1500254</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1500254</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>PROOFPOINT INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>743424103</ns1:cusip>
		<ns1:value>105236</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>605634</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>605634</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>QTS RLTY TR INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM CL A</ns1:titleOfClass>
		<ns1:cusip>74736A103</ns1:cusip>
		<ns1:value>38960</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>504000</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>504000</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>RAVEN INDS INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>754212108</ns1:cusip>
		<ns1:value>10921</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>188800</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>188800</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>SLACK TECHNOLOGIES INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM CL A</ns1:titleOfClass>
		<ns1:cusip>83088V102</ns1:cusip>
		<ns1:value>200901</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>4535041</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>4535041</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>SOGOU INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>ADR REPSTG A</ns1:titleOfClass>
		<ns1:cusip>83409V104</ns1:cusip>
		<ns1:value>3281</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>384818</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>384818</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>SOLITON INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>834251100</ns1:cusip>
		<ns1:value>2265</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>100800</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>100800</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>SPORTSMANS WHSE HLDGS INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>84920Y106</ns1:cusip>
		<ns1:value>40412</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>2274241</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>2274241</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>TALEND S A</ns1:nameOfIssuer>
		<ns1:titleOfClass>ADS</ns1:titleOfClass>
		<ns1:cusip>874224207</ns1:cusip>
		<ns1:value>66262</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1010100</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1010100</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>U S CONCRETE INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>90333L201</ns1:cusip>
		<ns1:value>21639</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>293224</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>293224</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>VEREIT INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>92339V308</ns1:cusip>
		<ns1:value>35248</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>767440</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>767440</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>WATFORD HLDGS LTD</ns1:nameOfIssuer>
		<ns1:titleOfClass>SHS</ns1:titleOfClass>
		<ns1:cusip>G94787101</ns1:cusip>
		<ns1:value>23592</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>674266</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>674266</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>WEINGARTEN RLTY INVS</ns1:nameOfIssuer>
		<ns1:titleOfClass>SH BEN INT</ns1:titleOfClass>
		<ns1:cusip>948741103</ns1:cusip>
		<ns1:value>26550</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>827816</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>827816</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>WELBILT INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>949090104</ns1:cusip>
		<ns1:value>46819</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>2022500</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>2022500</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>WILLIS TOWERS WATSON PLC LTD</ns1:nameOfIssuer>
		<ns1:titleOfClass>SHS</ns1:titleOfClass>
		<ns1:cusip>G96629103</ns1:cusip>
		<ns1:value>238891</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1038569</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1038569</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
	<ns1:infoTable>
		<ns1:nameOfIssuer>XILINX INC</ns1:nameOfIssuer>
		<ns1:titleOfClass>COM</ns1:titleOfClass>
		<ns1:cusip>983919101</ns1:cusip>
		<ns1:value>183592</ns1:value>
		<ns1:shrsOrPrnAmt>
			<ns1:sshPrnamt>1269300</ns1:sshPrnamt>
			<ns1:sshPrnamtType>SH</ns1:sshPrnamtType>
		</ns1:shrsOrPrnAmt>
		<ns1:investmentDiscretion>SOLE</ns1:investmentDiscretion>
		<ns1:votingAuthority>
			<ns1:Sole>1269300</ns1:Sole>
			<ns1:Shared>0</ns1:Shared>
			<ns1:None>0</ns1:None>
		</ns1:votingAuthority>
	</ns1:infoTable>
</ns1:informationTable>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>