<SEC-DOCUMENT>0001357550-20-000062-index.html : 20200930
<SEC-HEADER>0001357550-20-000062.hdr.sgml : 20200930
<ACCEPTANCE-DATETIME>20200930163308
ACCESSION NUMBER:		0001357550-20-000062
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200929
FILED AS OF DATE:		20200930
DATE AS OF CHANGE:		20200930

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Weiss Asset Management LP
		CENTRAL INDEX KEY:			0001357550
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36540
		FILM NUMBER:		201212591

	BUSINESS ADDRESS:	
		STREET 1:		222 BERKELEY STREET, 16TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		617-778-7780

	MAIL ADDRESS:	
		STREET 1:		222 BERKELEY STREET, 16TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

	FORMER NAME:	
		FORMER CONFORMED NAME:	WEISS CAPITAL LLC
		DATE OF NAME CHANGE:	20060327

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WEISS ANDREW M
		CENTRAL INDEX KEY:			0001357643

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36540
		FILM NUMBER:		201212592

	MAIL ADDRESS:	
		STREET 1:		222 BERKELEY STREET, 16TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WAM GP LLC
		CENTRAL INDEX KEY:			0001504664
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36540
		FILM NUMBER:		201212593

	BUSINESS ADDRESS:	
		STREET 1:		222 BERKELEY STREET, 16TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		617-778-7725

	MAIL ADDRESS:	
		STREET 1:		222 BERKELEY STREET, 16TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

ISSUER:		

	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

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
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Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
</SEC-DOCUMENT>