<SEC-DOCUMENT>0001104659-18-009097-index.html : 20180213
<SEC-HEADER>0001104659-18-009097.hdr.sgml : 20180213
<ACCEPTANCE-DATETIME>20180213172011
ACCESSION NUMBER:		0001104659-18-009097
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20180213
DATE AS OF CHANGE:		20180213
GROUP MEMBERS:		JILL MARIE FRANKLIN
GROUP MEMBERS:		LOUISE MARY GARBARINO
GROUP MEMBERS:		PETER STUART ALLENBY EDWARDS
GROUP MEMBERS:		RAYMOND LONG SING TANG

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NuCana plc
		CENTRAL INDEX KEY:			0001709626
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-90138
		FILM NUMBER:		18604931

	BUSINESS ADDRESS:	
		STREET 1:		3 LOCHSIDE WAY
		CITY:			EDINBURGH
		STATE:			X0
		ZIP:			EH12 9DT
		BUSINESS PHONE:		44-0-131-248-3660

	MAIL ADDRESS:	
		STREET 1:		3 LOCHSIDE WAY
		CITY:			EDINBURGH
		STATE:			X0
		ZIP:			EH12 9DT

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NuCana BioMed Ltd
		DATE OF NAME CHANGE:	20170619

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Morningside Venture Investments Ltd
		CENTRAL INDEX KEY:			0001543112
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		MCCARTHY LEGAL SERVICES
		STREET 2:		1188 CENTRE STREET
		CITY:			NEWTON CENTRE
		STATE:			MA
		ZIP:			02459
		BUSINESS PHONE:		617-244-2800

	MAIL ADDRESS:	
		STREET 1:		MCCARTHY LEGAL SERVICES
		STREET 2:		1188 CENTRE STREET
		CITY:			NEWTON CENTRE
		STATE:			MA
		ZIP:			02459
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>a18-6063_3sc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: a18-6063_3sc13g.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>a18-6063_3ex99d1.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: a18-6063_3ex99d1.htm

</DOCUMENT>
</SEC-DOCUMENT>