<SEC-DOCUMENT>0000899243-16-023850-index.html : 20160629
<SEC-HEADER>0000899243-16-023850.hdr.sgml : 20160629
<ACCEPTANCE-DATETIME>20160629160550
ACCESSION NUMBER:		0000899243-16-023850
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160627
FILED AS OF DATE:		20160629
DATE AS OF CHANGE:		20160629

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
		STREET 2:		SUITE 205
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
		BUSINESS PHONE:		240-813-1260

	MAIL ADDRESS:	
		STREET 1:		708 QUINCE ORCHARD ROAD
		STREET 2:		SUITE 205
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Merck Global Health Innovation Fund, LLC
		CENTRAL INDEX KEY:			0001547132

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37367
		FILM NUMBER:		161738897

	BUSINESS ADDRESS:	
		STREET 1:		ONE MERCK DRIVE
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889
		BUSINESS PHONE:		908-740-4000

	MAIL ADDRESS:	
		STREET 1:		ONE MERCK DRIVE
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Merck Sharp & Dohme Corp.
		CENTRAL INDEX KEY:			0000942443
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37367
		FILM NUMBER:		161738898

	BUSINESS ADDRESS:	
		STREET 1:		ONE MERCK DRIVE
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889
		BUSINESS PHONE:		908-740-4000

	MAIL ADDRESS:	
		STREET 1:		ONE MERCK DRIVE
		CITY:			WHITEHOUSE STATION
		STATE:			NJ
		ZIP:			08889

	FORMER NAME:	
		FORMER CONFORMED NAME:	SCHERING CORP
		DATE OF NAME CHANGE:	19950321

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Merck & Co., Inc.
		CENTRAL INDEX KEY:			0000310158
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37367
		FILM NUMBER:		161738899

	BUSINESS ADDRESS:	
		STREET 1:		2000 GALLOPING HILL ROAD
		CITY:			KENILWORTH
		STATE:			NJ
		ZIP:			07033
		BUSINESS PHONE:		908-740-4000

	MAIL ADDRESS:	
		STREET 1:		2000 GALLOPING HILL ROAD
		CITY:			KENILWORTH
		STATE:			NJ
		ZIP:			07033

	FORMER NAME:	
		FORMER CONFORMED NAME:	Merck & Co. Inc.
		DATE OF NAME CHANGE:	20091103

	FORMER NAME:	
		FORMER CONFORMED NAME:	SCHERING PLOUGH CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
Document 1 - file: doc4.html

Document 1 - RAW XML: doc4.xml

</DOCUMENT>
</SEC-DOCUMENT>