<SEC-DOCUMENT>0001140361-15-018054-index.html : 20150506
<SEC-HEADER>0001140361-15-018054.hdr.sgml : 20150506
<ACCEPTANCE-DATETIME>20150506205209
ACCESSION NUMBER:		0001140361-15-018054
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20150504
FILED AS OF DATE:		20150506
DATE AS OF CHANGE:		20150506

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OPGEN INC
		CENTRAL INDEX KEY:			0001293818
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				061614015
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		708 QUINCE ORCHARD ROAD
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
		BUSINESS PHONE:		301-869-9683

	MAIL ADDRESS:	
		STREET 1:		708 QUINCE ORCHARD ROAD
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			McCarthy Laurence
		CENTRAL INDEX KEY:			0001441580

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37367
		FILM NUMBER:		15839050

	MAIL ADDRESS:	
		STREET 1:		2110 RUTHERFORD ROAD
		CITY:			CARLSBAD
		STATE:			CA
		ZIP:			92008
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3
<TEXT>
Document 1 - file: doc1.html

Document 1 - RAW XML: doc1.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>2
<FILENAME>mccarthy_ex24.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
Document 2 - file: mccarthy_ex24.htm

</DOCUMENT>
</SEC-DOCUMENT>