<SEC-DOCUMENT>0000950103-18-003728-index.html : 20180326
<SEC-HEADER>0000950103-18-003728.hdr.sgml : 20180326
<ACCEPTANCE-DATETIME>20180326163717
ACCESSION NUMBER:		0000950103-18-003728
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20180326
FILED AS OF DATE:		20180326
DATE AS OF CHANGE:		20180326

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AC Immune SA
		CENTRAL INDEX KEY:			0001651625
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			V8
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37891
		FILM NUMBER:		18713127

	BUSINESS ADDRESS:	
		STREET 1:		EPFL INNOVATION PARK, BUILDING B
		CITY:			1015 LAUSANNE
		STATE:			V8
		ZIP:			00000
		BUSINESS PHONE:		41 21 345 91 21

	MAIL ADDRESS:	
		STREET 1:		EPFL INNOVATION PARK, BUILDING B
		CITY:			1015 LAUSANNE
		STATE:			V8
		ZIP:			00000
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>dp88185_6k.htm
<DESCRIPTION>FORM 6-K
<TEXT>
Document 1 - file: dp88185_6k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-16.1
<SEQUENCE>2
<FILENAME>dp88185_ex1601.htm
<DESCRIPTION>EXHIBIT 16.1
<TEXT>
Document 2 - file: dp88185_ex1601.htm

</DOCUMENT>
</SEC-DOCUMENT>