<SEC-DOCUMENT>0001599298-20-000001.txt : 20200102
<SEC-HEADER>0001599298-20-000001.hdr.sgml : 20200102
<ACCEPTANCE-DATETIME>20200102163914
ACCESSION NUMBER:		0001599298-20-000001
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		<ITEMS>06b
FILED AS OF DATE:		20200102
DATE AS OF CHANGE:		20200102
EFFECTIVENESS DATE:		20200102

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Summit Therapeutics plc
		CENTRAL INDEX KEY:			0001599298
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			0131

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-357007
		FILM NUMBER:		20501986

	BUSINESS ADDRESS:	
		STREET 1:		136A EASTERN AVENUE
		STREET 2:		MILTON PARK
		CITY:			ABINGDON
		STATE:			X0
		ZIP:			OX14 4SB
		BUSINESS PHONE:		44-123-544-3939

	MAIL ADDRESS:	
		STREET 1:		136A EASTERN AVENUE
		STREET 2:		MILTON PARK
		CITY:			ABINGDON
		STATE:			X0
		ZIP:			OX14 4SB

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Summit Corp plc
		DATE OF NAME CHANGE:	20140205
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0708</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001599298</cik>
        <entityName>Summit Therapeutics plc</entityName>
        <issuerAddress>
            <street1>136A EASTERN AVENUE</street1>
            <street2>MILTON PARK</street2>
            <city>ABINGDON</city>
            <stateOrCountry>X0</stateOrCountry>
            <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
            <zipCode>OX14 4SB</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>44-123-544-3939</issuerPhoneNumber>
        <jurisdictionOfInc>UNITED KINGDOM</jurisdictionOfInc>
        <edgarPreviousNameList>
            <previousName>Summit Corp plc</previousName>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Glyn</firstName>
                <lastName>Edwards</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>136A Eastern Avenue</street1>
                <street2>Milton Park</street2>
                <city>Abingdon</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>OX14 4SB</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>David</firstName>
                <lastName>Roblin</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>136A Eastern Avenue</street1>
                <street2>Milton Park</street2>
                <city>Abingdon</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>OX14 4SB</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <middleName>W.</middleName>
                <lastName>Duggan</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>136A Eastern Avenue</street1>
                <street2>Milton Park</street2>
                <city>Abingdon</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>OX14 4SB</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Elaine</firstName>
                <lastName>Stracker</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>136A Eastern Avenue</street1>
                <street2>Milton Park</street2>
                <city>Abingdon</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>OX14 4SB</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Ventzislav</firstName>
                <lastName>Stefanov</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>136A Eastern Avenue</street1>
                <street2>Milton Park</street2>
                <city>Abingdon</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>OX14 4SB</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Manmeet</firstName>
                <lastName>Soni</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>136A Eastern Avenue</street1>
                <street2>Milton Park</street2>
                <city>Abingdon</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>OX14 4SB</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Daniel</firstName>
                <lastName>Elger</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>136A Eastern Avenue</street1>
                <street2>Milton Park</street2>
                <city>Abingdon</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>OX14 4SB</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Biotechnology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06b</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2019-12-24</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isOptionToAcquireType>true</isOptionToAcquireType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>47400000</totalOfferingAmount>
            <totalAmountSold>47400000</totalAmountSold>
            <totalRemaining>0</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>1</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Summit Therapeutics plc</issuerName>
                <signatureName>/s/ Glyn Edwards</signatureName>
                <nameOfSigner>Glyn Edwards</nameOfSigner>
                <signatureTitle>Chief Executive Officer</signatureTitle>
                <signatureDate>2020-01-02</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
