<SEC-DOCUMENT>0001968582-25-000747.txt : 20250815
<SEC-HEADER>0001968582-25-000747.hdr.sgml : 20250815
<ACCEPTANCE-DATETIME>20250815162409
ACCESSION NUMBER:		0001968582-25-000747
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250815
DATE AS OF CHANGE:		20250815

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Adaptimmune Therapeutics PLC
		CENTRAL INDEX KEY:			0001621227
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-37368
		FILM NUMBER:		251224976

	BUSINESS ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		60 JUBILEE AVENUE
		STREET 2:		MILTON PARK
		CITY:			ABINGDON, OXFORDSHIRE
		PROVINCE COUNTRY:   	X0
		BUSINESS PHONE:		44 1235 430000

	MAIL ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		60 JUBILEE AVENUE
		STREET 2:		MILTON PARK
		CITY:			ABINGDON, OXFORDSHIRE
		PROVINCE COUNTRY:   	X0

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Adaptimmune Ltd
		DATE OF NAME CHANGE:	20141001

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			New Enterprise Associates 14, L.P.
		CENTRAL INDEX KEY:			0001544328
		ORGANIZATION NAME:           	
		EIN:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144

	BUSINESS ADDRESS:	
		STREET 1:		1954 GREENSPRING DRIVE
		STREET 2:		SUITE 600
		CITY:			TIMONIUM
		STATE:			MD
		ZIP:			21093
		BUSINESS PHONE:		410-842-4000

	MAIL ADDRESS:	
		STREET 1:		1954 GREENSPRING DRIVE
		STREET 2:		SUITE 600
		CITY:			TIMONIUM
		STATE:			MD
		ZIP:			21093
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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    <issuerInfo>
      <issuerCik>0001621227</issuerCik>
      <issuerName>Adaptimmune Therapeutics plc</issuerName>
      <secFileNumber>001-37368</secFileNumber>
      <issuerAddress>
        <com:street1>60 JUBILEE AVENUE</com:street1>
        <com:street2>MILTON PARK, ABINGDON,</com:street2>
        <com:city>OXFORDSHIRE</com:city>
        <com:stateOrCountry>X0</com:stateOrCountry>
        <com:zipCode>OX144RX</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>441235430000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>New Enterprise Associates, 14 LP</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Affiliate</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>J.P. Morgan Securities LLC</name>
        <address>
          <com:street1>390 Madison Avenue</com:street1>
          <com:street2>6th Floor</com:street2>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10017</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>13829778</noOfUnitsSold>
      <aggregateMarketValue>981914</aggregateMarketValue>
      <noOfUnitsOutstanding>1590309546</noOfUnitsOutstanding>
      <approxSaleDate>08/15/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <acquiredDate>09/23/2014</acquiredDate>
      <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>9878166</amountOfSecuritiesAcquired>
      <paymentDate>09/23/2014</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <acquiredDate>03/22/2017</acquiredDate>
      <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2145000</amountOfSecuritiesAcquired>
      <paymentDate>03/22/2017</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <acquiredDate>03/21/2018</acquiredDate>
      <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>17474</amountOfSecuritiesAcquired>
      <paymentDate>03/21/2018</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <acquiredDate>03/22/2018</acquiredDate>
      <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>144929</amountOfSecuritiesAcquired>
      <paymentDate>03/22/2018</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <acquiredDate>03/23/2018</acquiredDate>
      <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>49015</amountOfSecuritiesAcquired>
      <paymentDate>03/23/2018</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <acquiredDate>03/26/2018</acquiredDate>
      <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>95194</amountOfSecuritiesAcquired>
      <paymentDate>03/26/2018</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <acquiredDate>03/27/2018</acquiredDate>
      <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1000000</amountOfSecuritiesAcquired>
      <paymentDate>03/27/2018</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>American Depositary Receipts</securitiesClassTitle>
      <acquiredDate>09/05/2018</acquiredDate>
      <natureOfAcquisitionTransaction>Private Placement</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>500000</amountOfSecuritiesAcquired>
      <paymentDate>09/05/2018</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>08/15/2025</noticeDate>
      <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for New Enterprise Associates 14, LP.</signature>
    </noticeSignature>
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</SEC-DOCUMENT>
