<SEC-DOCUMENT>0001387131-19-007012-index.html : 20190918
<SEC-HEADER>0001387131-19-007012.hdr.sgml : 20190918
<ACCEPTANCE-DATETIME>20190918153354
ACCESSION NUMBER:		0001387131-19-007012
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190918
DATE AS OF CHANGE:		20190918
GROUP MEMBERS:		AIGH CAPITAL MANAGEMENT, LLC

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ZAFGEN, INC.
		CENTRAL INDEX KEY:			0001374690
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				203857670
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-88225
		FILM NUMBER:		191099724

	BUSINESS ADDRESS:	
		STREET 1:		3 CENTER PLAZA
		STREET 2:		SUITE 610
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02108
		BUSINESS PHONE:		617-622-4003

	MAIL ADDRESS:	
		STREET 1:		3 CENTER PLAZA
		STREET 2:		SUITE 610
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02108

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ZAFGEN INC
		DATE OF NAME CHANGE:	20060906

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HIRSCHMAN ORIN
		CENTRAL INDEX KEY:			0001131362

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	MAIL ADDRESS:	
		STREET 1:		101 EAST 52ND ST
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>zfgn-sc13ga_091619.htm
<DESCRIPTION>AMENDED FORM SC 13G
<TEXT>
Document 1 - file: zfgn-sc13ga_091619.htm

</DOCUMENT>
</SEC-DOCUMENT>