<SEC-DOCUMENT>0000903423-17-000620-index.html : 20171017
<SEC-HEADER>0000903423-17-000620.hdr.sgml : 20171017
<ACCEPTANCE-DATETIME>20171017085610
ACCESSION NUMBER:		0000903423-17-000620
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20171017
DATE AS OF CHANGE:		20171017

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Arbutus Biopharma Corp
		CENTRAL INDEX KEY:			0001447028
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				980597776
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-85963
		FILM NUMBER:		171139956

	BUSINESS ADDRESS:	
		STREET 1:		100-8900 GLENLYON PARKWAY
		CITY:			BURNABY
		STATE:			A1
		ZIP:			V5J 5J8
		BUSINESS PHONE:		604-419-3200

	MAIL ADDRESS:	
		STREET 1:		100-8900 GLENLYON PARKWAY
		CITY:			BURNABY
		STATE:			A1
		ZIP:			V5J 5J8

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TEKMIRA PHARMACEUTICALS Corp
		DATE OF NAME CHANGE:	20110607

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TEKMIRA PHARMACEUTICALS CORP
		DATE OF NAME CHANGE:	20081003

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VIKING GLOBAL INVESTORS LP
		CENTRAL INDEX KEY:			0001103804
		IRS NUMBER:				134055118
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-863-5062

	MAIL ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>arbutus13da3.htm
<TEXT>
Document 1 - file: arbutus13da3.htm

</DOCUMENT>
</SEC-DOCUMENT>