<SEC-DOCUMENT>0001104659-20-070151-index.html : 20200605
<SEC-HEADER>0001104659-20-070151.hdr.sgml : 20200605
<ACCEPTANCE-DATETIME>20200605120105
ACCESSION NUMBER:		0001104659-20-070151
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200605
DATE AS OF CHANGE:		20200605

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Pfenex Inc.
		CENTRAL INDEX KEY:			0001478121
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				271356759
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-88253
		FILM NUMBER:		20945257

	BUSINESS ADDRESS:	
		STREET 1:		10790 ROSELLE STREET
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		858-352-4400

	MAIL ADDRESS:	
		STREET 1:		10790 ROSELLE STREET
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PRIMECAP MANAGEMENT CO/CA/
		CENTRAL INDEX KEY:			0000763212
		IRS NUMBER:				953868081

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		177 EAST COLORADO BLVD.
		STREET 2:		11TH FLOOR
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91105
		BUSINESS PHONE:		6263049222

	MAIL ADDRESS:	
		STREET 1:		177 EAST COLORADO BLVD.
		STREET 2:		11TH FLOOR
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91105
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>a20-21625_1sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: a20-21625_1sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>