<SEC-DOCUMENT>0001104659-17-057375-index.html : 20170915
<SEC-HEADER>0001104659-17-057375.hdr.sgml : 20170915
<ACCEPTANCE-DATETIME>20170915135209
ACCESSION NUMBER:		0001104659-17-057375
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20170915
DATE AS OF CHANGE:		20170915
GROUP MEMBERS:		VERSANT AFFILIATES FUND V, L.P.
GROUP MEMBERS:		VERSANT OPHTHALMIC AFFILIATES FUND I, L.P.
GROUP MEMBERS:		VERSANT SIDE FUND IV, L.P.
GROUP MEMBERS:		VERSANT VENTURE CAPITAL V (CANADA) LP
GROUP MEMBERS:		VERSANT VENTURE CAPITAL V, L.P.
GROUP MEMBERS:		VERSANT VENTURES IV, LLC
GROUP MEMBERS:		VERSANT VENTURES V (CANADA), L.P.
GROUP MEMBERS:		VERSANT VENTURES V GP-GP (CANADA), INC.
GROUP MEMBERS:		VERSANT VENTURES V, LLC

SUBJECT COMPANY:	

	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

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-89674
		FILM NUMBER:		171087637

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Versant Venture Capital IV, L.P.
		CENTRAL INDEX KEY:			0001456590
		IRS NUMBER:				263080195
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		ONE SANSOME STREET
		STREET 2:		SUITE 3630
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94104
		BUSINESS PHONE:		650-233-2211

	MAIL ADDRESS:	
		STREET 1:		ONE SANSOME STREET
		STREET 2:		SUITE 3630
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94104
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>a17-22114_1sc13da.htm
<DESCRIPTION>SC 13D/A
<TEXT>
Document 1 - file: a17-22114_1sc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>