<SEC-DOCUMENT>0000902664-18-003346-index.html : 20180905
<SEC-HEADER>0000902664-18-003346.hdr.sgml : 20180905
<ACCEPTANCE-DATETIME>20180905170043
ACCESSION NUMBER:		0000902664-18-003346
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180905
DATE AS OF CHANGE:		20180905

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Ocean Rig UDW Inc.
		CENTRAL INDEX KEY:			0001447382
		STANDARD INDUSTRIAL CLASSIFICATION:	DRILLING OIL & GAS WELLS [1381]
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-86685
		FILM NUMBER:		181055764

	BUSINESS ADDRESS:	
		STREET 1:		C/O OCEAN RIG MGMT SERVICES SEZC LTD.
		STREET 2:		3RD FLOOR FLAGSHIP BUILDING HARBOUR DR.
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-1104
		BUSINESS PHONE:		011 345 327 9232

	MAIL ADDRESS:	
		STREET 1:		C/O OCEAN RIG MGMT SERVICES SEZC LTD.
		STREET 2:		P.O.BOX 309 UGLAND HOUSE SOUTH CHURCH ST
		CITY:			GEORGE TOWN, GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-1104

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PRIMELEAD SHAREHOLDERS INC.
		DATE OF NAME CHANGE:	20081008

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ELLIOTT ASSOCIATES, L.P.
		CENTRAL INDEX KEY:			0000904495
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				222140975
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		40 WEST 57TH STREET
		STREET 2:		30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		2125062999

	MAIL ADDRESS:	
		STREET 1:		40 WEST 57TH STREET
		STREET 2:		30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ELLIOTT ASSOCIATES LP
		DATE OF NAME CHANGE:	19930513
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>p18-1738sc13da.htm
<DESCRIPTION>OCEAN RIG UDW INC.
<TEXT>
Document 1 - file: p18-1738sc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>