<SEC-DOCUMENT>0001486159-15-000012-index.html : 20150304
<SEC-HEADER>0001486159-15-000012.hdr.sgml : 20150304
<ACCEPTANCE-DATETIME>20150304062307
ACCESSION NUMBER:		0001486159-15-000012
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20150304
DATE AS OF CHANGE:		20150304

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Oasis Petroleum Inc.
		CENTRAL INDEX KEY:			0001486159
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-197440
		FILM NUMBER:		15671740

	BUSINESS ADDRESS:	
		STREET 1:		1001 FANNIN STREET
		STREET 2:		SUITE 1500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
		BUSINESS PHONE:		281-404-9500

	MAIL ADDRESS:	
		STREET 1:		1001 FANNIN STREET
		STREET 2:		SUITE 1500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B5
<SEQUENCE>1
<FILENAME>preliminaryprospectussuppl.htm
<DESCRIPTION>424B5
<TEXT>
Document 1 - file: preliminaryprospectussuppl.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>a2014oasisimage1a01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: a2014oasisimage1a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>a2014oasisimage1a.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: a2014oasisimage1a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>a2014oasisimage1aa02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: a2014oasisimage1aa02.jpg

</DOCUMENT>
</SEC-DOCUMENT>