<SEC-DOCUMENT>0000905718-17-000794-index.html : 20170818
<SEC-HEADER>0000905718-17-000794.hdr.sgml : 20170818
<ACCEPTANCE-DATETIME>20170818161613
ACCESSION NUMBER:		0000905718-17-000794
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170816
FILED AS OF DATE:		20170818
DATE AS OF CHANGE:		20170818

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EMSTER KURT VON
		CENTRAL INDEX KEY:			0001252524

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37923
		FILM NUMBER:		171041284

	MAIL ADDRESS:	
		STREET 1:		601 GATEWAY BOULEVARD
		STREET 2:		SUITE 350
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CRISPR Therapeutics AG
		CENTRAL INDEX KEY:			0001674416
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				473173478
		STATE OF INCORPORATION:			V8
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		BAARERSTRASSE 14
		CITY:			ZUG
		STATE:			V8
		ZIP:			CH-6300
		BUSINESS PHONE:		6173154600

	MAIL ADDRESS:	
		STREET 1:		BAARERSTRASSE 14
		CITY:			ZUG
		STATE:			V8
		ZIP:			CH-6300
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>vonemster_fm4aug162017.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: vonemster_fm4aug162017.html

Document 1 - RAW XML: vonemster_fm4aug162017.xml

</DOCUMENT>
</SEC-DOCUMENT>