<SEC-DOCUMENT>0001213900-19-006367-index.html : 20190415
<SEC-HEADER>0001213900-19-006367.hdr.sgml : 20190415
<ACCEPTANCE-DATETIME>20190415114718
ACCESSION NUMBER:		0001213900-19-006367
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190415
DATE AS OF CHANGE:		20190415
GROUP MEMBERS:		NEIL WOODFORD

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/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-90138
		FILM NUMBER:		19747999

	BUSINESS ADDRESS:	
		STREET 1:		3 LOCHSIDE WAY
		CITY:			EDINBURGH
		STATE:			X0
		ZIP:			EH12 9DT
		BUSINESS PHONE:		44-0-131-357-1111

	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:			Woodford Investment Management Ltd
		CENTRAL INDEX KEY:			0001634557
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		9400 GARSINGTON ROAD
		CITY:			OXFORD
		STATE:			X0
		ZIP:			OX4 2HN
		BUSINESS PHONE:		00 44 1865809023

	MAIL ADDRESS:	
		STREET 1:		9400 GARSINGTON ROAD
		CITY:			OXFORD
		STATE:			X0
		ZIP:			OX4 2HN

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Woodford Investment Management LLP
		DATE OF NAME CHANGE:	20150220
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>sc13g0419a1woodford_nucana.htm
<DESCRIPTION>AMENDMENT NO.1 TO SCHEDULE 13G
<TEXT>
Document 1 - file: sc13g0419a1woodford_nucana.htm

</DOCUMENT>
</SEC-DOCUMENT>