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Filing Details

Accession Number:: 0001193125-16-744875
Form Type:: 13G Filing
Publication Date:: 2016-10-24 12:50:55

Filed By:: Balyasny Asset Management
Company:: Chord Energy Corp (NYSE:CHRD)
Filing Date:: 2016-10-24
SEC Url:: 13G Filing

Ownership Summary

Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.

Name	Sole Voting Power	Sole Dispositive Power	Aggregate Amount Owned Power	Percent of Class
Atlas Master Fund, Ltd	1,263,995	1,263,995	1,263,995	0.55%
Atlas Global	1,263,995	1,263,995	1,263,995	0.55%
Atlas Global Investments, Ltd	1,263,995	1,263,995	1,263,995	0.55%
Atlas Institutional Fund	1,263,995	1,263,995	1,263,995	0.55%
Atlas Institutional Fund, Ltd	1,263,995	1,263,995	1,263,995	0.55%
Atlas Global Japan Unit Trust	1,263,995	1,263,995	1,263,995	0.55%
Atlas Enhanced Master Fund, Ltd	7,302,207	7,302,207	7,302,207	3.19%
Atlas Enhanced Fund	7,302,207	7,302,207	7,302,207	3.19%
Atlas Enhanced Fund, Ltd	7,302,207	7,302,207	7,302,207	3.19%
Atlas Fundamental Trading Master Fund, Ltd	419,952	419,952	419,952	0.18%
Atlas Fundamental Trading Fund, Ltd	419,952	419,952	419,952	0.18%
Atlas Fundamental Trading Fund	419,952	419,952	419,952	0.18%
BAM Zie Master Fund, Ltd	4,754,012	4,754,012	4,754,012	2.07%
BAM Zie Fund	4,754,012	4,754,012	4,754,012	2.07%
BAM Zie Fund, Ltd	4,754,012	4,754,012	4,754,012	2.07%
Atlas Quantitative Trading Fund, Ltd	14,500	14,500	14,500	0.01%
Balyasny Asset Management	13,754,666	13,754,666	13,754,666	6.00%
Dmitry Balyasny	13,754,666	13,754,666	13,754,666	6.00%

Filing

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

OASIS PETROLEUM INC.

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

674215108

(CUSIP Number)

October 18, 2016

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

☐	Rule 13d-1(b)

☒	Rule 13d-1(c)

☐	Rule 13d-1(d)

The information required on the remainder of this cover page shall not be deemed to be filed for the purpose of Section 18 of the Securities Exchange Act of 1934 (Act) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).


CUSIP No. 674215108		Page 2 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Master Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 1,263,995 (See Item 4)
		6	SHARED VOTING POWER None (see Item 4)
		7	SOLE DISPOSITIVE POWER 1,263,995 (See Item 4)
		8	SHARED DISPOSITIVE POWER None
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,263,995 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.55%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 3 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Global, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 1,263,995
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 1,263,995
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,263,995 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.55%
12	TYPE OF REPORTING PERSON* OO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 4 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Global Investments, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 1,263,995
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 1,263,995
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,263,995 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.55%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 5 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Institutional Fund, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 1,263,995
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 1,263,995
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,263,995 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.55%
12	TYPE OF REPORTING PERSON* OO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 6 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Institutional Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 1,263,995
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 1,263,995
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,263,995 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.55%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 7 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Global Japan Unit Trust
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 1,263,995
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 1,263,995
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,263,995 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.55%
12	TYPE OF REPORTING PERSON* OO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 8 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Enhanced Master Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 7,302,207
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 7,302,207
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,302,207 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.19%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 9 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Enhanced Fund, L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 7,302,207
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 7,302,207
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,302,207 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.19%
12	TYPE OF REPORTING PERSON* OO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 10 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Enhanced Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 7,302,207
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 7,302,207
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,302,207 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.19%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 11 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Fundamental Trading Master Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 419,952
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 419,952
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 419,952 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.18%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 12 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Fundamental Trading Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 419,952
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 419,952
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 419,952 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.18%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 13 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Fundamental Trading Fund, L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 419,952
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 419,952
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 419,952 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.18%
12	TYPE OF REPORTING PERSON* OO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 14 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) BAM Zie Master Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 4,754,012
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 4,754,012
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,754,012 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.07%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 15 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) BAM Zie Fund, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 4,754,012
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 4,754,012
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,754,012 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.07%
12	TYPE OF REPORTING PERSON* OO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 16 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) BAM Zie Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 4,754,012
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 4,754,012
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,754,012 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.07%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 17 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Atlas Quantitative Trading Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 14,500
		6	SHARED VOTING POWER None (See Item 4)
		7	SOLE DISPOSITIVE POWER 14,500
		8	SHARED DISPOSITIVE POWER None (See Item 4)
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 14,500 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.01%
12	TYPE OF REPORTING PERSON* CO

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 18 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Balyasny Asset Management L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 13,754,666 (See Item 4)
		6	SHARED VOTING POWER None
		7	SOLE DISPOSITIVE POWER 13,754,666 (See Item 4)
		8	SHARED DISPOSITIVE POWER None
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 13,754,666 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 6.00%
12	TYPE OF REPORTING PERSON* IA

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 674215108		Page 19 of 37 Pages


1	NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only) Dmitry Balyasny
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ☐ (b) ☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION United States
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER 13,754,666 (See Item 4)
		6	SHARED VOTING POWER None
		7	SOLE DISPOSITIVE POWER 13,754,666 (See Item 4)
		8	SHARED DISPOSITIVE POWER None
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 13,754,666 (See Item 4)
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* ☐ Not Applicable
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 6.00%
12	TYPE OF REPORTING PERSON* IN

*	SEE INSTRUCTIONS BEFORE FILLING OUT.


Item 1	(a)	Name of Issuer:

		OASIS PETROLEUM INC. (the Company)

	(b)	Address of Issuers Principal Executive Offices:

		1001 Fannin Street
		Suite 1500
		Houston, TX 77002
		United States

Item 2	(a) (c)	This statement is filed on behalf of the following:

	(1) Atlas Master Fund, Ltd. is a Cayman corporation (AMF), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies.

	(2) Atlas Global, LLC is a Delaware limited liability company (AG), with its principal business office at 181 West Madison, Suite 3600, Chicago, IL 60602. AG owns 18.79% of the equity interests in AMF.

	(3) Atlas Global Investments, Ltd. is a Cayman corporation (AGI), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies. AGI owns 29.01% of the equity interests in AMF.

	(4) Atlas Institutional Fund, LLC is a Delaware limited liability company (AIF LLC), with its principal business office at 181 West Madison, Suite 3600, Chicago, IL 60602. AIF LLC owns 6.51% of the equity interests in AMF.

	(5) Atlas Institutional Fund, Ltd. is a Cayman corporation (AIF LTD), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies. AIF, LTD owns 19.00% of the equity interests in AMF.

	(6) Atlas Global Japan Unit Trust is a Cayman exempted unit trust (AGJ), with its principal business office at c/o CIBC Bank and Trust Company (Cayman) Limited, CIBC Financial Centre, 11 Dr. Roys Drive-3rd Floor, P.O. Box 694, Grand Cayman, Cayman Islands, British West Indies. AGJ owns 10.08% of the equity interests in AMF.

	(7) Atlas Enhanced Master Fund, Ltd. is a Cayman corporation (AEMF), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies.

Page 20 of 37 Pages


		(8) Atlas Enhanced Fund, L.P. is a Delaware limited partnership (AEF LP), with its principal business office at 181 West Madison, Suite 3600, Chicago, IL 60602. AEF LP owns 29.03% of the equity interests in AEMF.

		(9) Atlas Enhanced Fund, Ltd. is a Cayman corporation (AEF LTD), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies. AEF LTD. owns 70.81% of the equity interests in AEMF.

		(10) Atlas Fundamental Trading Master Fund Ltd. is a Cayman corporation (AFT MASTER), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies.

		(11) Atlas Fundamental Trading Fund, L.P., is a Delaware limited partnership (AFT LP), with its principal business office at 181 West Madison, Suite 3600, Chicago, IL 60602. AFT LP owns 46.76% of the equity interests in AFT MASTER.

		(12) Atlas Fundamental Trading Fund Ltd. is a Cayman corporation (AFT LTD), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies. AFT LTD owns 53.13% of the equity interests in AFT MASTER

		(13) BAM Zie Master Fund, Ltd. is a Cayman corporation (BZMF), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies.

		(14) BAM Zie Fund, LLC is a Delaware limited liability company (BZF LLC), with its principal business office at 181 West Madison, Suite 3600, Chicago, IL 60602. BZF LLC owns 54.30% of the equity interests in BZMF.

		(15) BAM Zie Fund, Ltd. is a Cayman corporation (BZF LTD), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies. BZF LTD owns 45.26% of the equity interests in BZMF.

		(16) Atlas Quantitative Trading Fund, Ltd. is a Cayman corporation (AQTF), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies.

Page 21 of 37 Pages


		(17) Balyasny Asset Management L.P. is a Delaware limited partnership (BAM), with its principal business office at 181 West Madison, Suite 3600, and Chicago, IL 60602. BAM is the investment manager to each of AMF, AG, AGI, AIF LLC, AIF LTD, AGJ, AEMF, AEF LP, AEF LTD, AFT MASTER, AFT LP, AFT LTD, BZMF, BZF LLC, BZF LTD and AQTF.

		(18) Dmitry Balyasny, a United States citizen whose business address is 181 West Madison, Suite 3600, Chicago, IL 60602. Dmitry Balyasny is the sole managing member of the general partner of BAM.

		(d) Title of Class of Securities:

		Common Stock

		(e) CUSIP Number: 674215108

Item 3		If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:

		Not Applicable

Item 4		Ownership:

		AMF

		(a) Amount Beneficially Owned:

		1,263,995

		(b) Percent of Class:

		0.55%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		1,263,995

		(ii) Shared power to vote or to direct vote:

		None

Page 22 of 37 Pages


		(iii) Sole power to dispose or direct disposition of:

		1,263,995

		(iv) Shared power to dispose or to direct disposition of:

		None

		AG

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 18.79% of the equity interest in AMF, AG may be deemed to beneficially own the 1,263,995 Shares of the Companys Common Stock beneficially owned by AMF.

		(b) Percent of Class:

		0.55%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		1,263,995

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		1,263,995

		(iv) Shared power to dispose or to direct disposition of:

		None

Page 23 of 37 Pages


		AGI

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 29.01% of the equity interest in AMF, AGI may be deemed to beneficially own the 1,263,995 Shares of the Companys Common Stock beneficially owned by AMF.

		(b) Percent of Class:

		0.55%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		1,263,995

		(ii) Shared power to vote or to direct vote:

		None

		(ii) Sole power to dispose or direct disposition of:

		1,263,995

		(iv) Shared power to dispose or to direct disposition of:

		None

		AIF LLC

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 6.51% of the equity interest in AMF, AIF LLC may be deemed to beneficially own the 1,263,995 Shares of the Companys Common Stock beneficially owned by AMF.

		(b) Percent of Class:

		0.55%

Page 24 of 37 Pages



		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		1,263,995

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		1,263,995

		(iv) Shared power to dispose or to direct disposition of:

		None

		AIF LTD

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 19.00% of the equity interest in AMF, AIF LTD may be deemed to beneficially own the 1,263,995 Shares of the Companys Common Stock beneficially owned by AMF.

		(b) Percent of Class:

		0.55%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		1,263,995

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		1,263,995

Page 25 of 37 Pages


		(iv) Shared power to dispose or to direct disposition of:

		None

		AGJ

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 10.08% of the equity interest in AMF, AGJ may be deemed to beneficially own the 1,263,995 Shares of the Companys Common Stock beneficially owned by AMF.

		(b) Percent of Class:

		0.55%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		1,263,995

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		1,263,995

		(iv) Shared power to dispose or to direct disposition of:

		None

		AEMF

		(a) Amount Beneficially Owned:

		7,302,207

Page 26 of 37 Pages


		(b) Percent of Class:

		3.19%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		7,302,207

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		7,302,207

		(iv) Shared power to dispose or to direct disposition of:

		None

		AEF LP

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 29.03% of the equity interest in AEMF, AEF LP may be deemed to beneficially own the 7,302,207 Shares of the Companys Common Stock beneficially owned by AEMF.

		(b) Percent of Class:

		3.19%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		7,302,207

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		7,302,207

Page 27 of 37 Pages



		(iv) Shared power to dispose or to direct disposition of:

		None

		AEF LTD

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 70.81% of the equity interest in AEMF, AEF LTD may be deemed to beneficially own the 7,302,207 Shares of the Companys Common Stock beneficially owned by AEMF.

		(b) Percent of Class:

		3.19%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		7,302,207

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		7,302,207

		(iv) Shared power to dispose or to direct disposition of:

		None

		AFT MASTER

		(a) Amount Beneficially Owned:

		419,952

Page 28 of 37 Pages


		(b) Percent of Class:

		0.18%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		419,952

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		419,952

		(iv) Shared power to dispose or to direct disposition of:

		None

		AFT LP

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 46.76% of the equity interest in AFT MASTER, AFT LP may be deemed to beneficially own the 419,952 Shares of the Companys Common Stock beneficially owned by AFT MASTER.

		(b) Percent of Class:

		0.18%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		419,952

		(ii) Shared power to vote or to direct vote:

		None

Page 29 of 37 Pages


		(iii) Sole power to dispose or direct disposition of:

		419,952

		(iv) Shared power to dispose or to direct disposition of:

		None

		AFT LTD

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 53.13% of the equity interest in AFT MASTER, AFT LTD may be deemed to beneficially own the 419,952 Shares of the Companys Common Stock beneficially owned by AFT MASTER.

		(b) Percent of Class:

		0.18%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		419,952

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		419,952

		(iv) Shared power to dispose or to direct disposition of:

		None

		BZMF

		(a) Amount Beneficially Owned:

		4,754,012

Page 30 of 37 Pages


		(b) Percent of Class:

		2.07%

		(c) Number of Shares as to which person has:

		(ii) Sole power to vote or to direct vote:

		4,754,012

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		4,754,012

		(iv) Shared power to dispose or to direct disposition of:

		None

		BZF LLC

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 54.30% of the equity interest in BZMF, BZF LLC may be deemed to beneficially own the 4,754,012 Shares of the Companys Common Stock beneficially owned by BZMF.

		(b) Percent of Class:

		2.07%

		(c) Number of Shares as to which person has:

		(iii) Sole power to vote or to direct vote:

		4,754,012

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		4,754,012

Page 31 of 37 Pages



		(iv) Shared power to dispose or to direct disposition of:

		None

		BZF LTD

		(a) Amount Beneficially Owned:

		By virtue of its ownership of 45.26% of the equity interest in BZMF, BZF LTD may be deemed to beneficially own the 4,754,012 Shares of the Companys Common Stock beneficially owned by BZMF.

		(b) Percent of Class:

		2.07%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		4,754,012

		(ii) Shared power to vote or to direct vote:

		None

		(iv) Sole power to dispose or direct disposition of:

		4,754,012

		(iv) Shared power to dispose or to direct disposition of:

		None

		AQTF

		(a) Amount Beneficially Owned:

		14,500

		(b) Percent of Class:

		0.01%

Page 32 of 37 Pages



		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		14,500

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		14,500

		(iv) Shared power to dispose or to direct disposition of:

		None

		BAM

		(a) Amount Beneficially Owned:

		By virtue of its position as investment manager to each of AMF, AG, AGI, AIF LLC, AIF LTD, AGJ, AEMF, AEF LP, AEF LTD, AFT MASTER, AFT LP, AFT LTD, BZMF, BZF LLC, BZF LTD, and AQTF, BAM may be deemed to beneficially own the 13,754,666 Shares of the Companys Common Stock beneficially owned by AMF, AG, AGI, AIF LLC, AIF LTD, AGJ, AEMF, AEF LP, AEF LTD, AFT MASTER, AFT LP, AFT LTD, BZMF, BZF LLC, BZF LTD, and AQTF.

		(b) Percent of Class:

		6.00%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		13,754,666

		(ii) Shared power to vote or to direct vote:

		None

Page 33 of 37 Pages


		(iii) Sole power to dispose or direct disposition of:

		13,754,666

		(iv) Shared power to dispose or to direct disposition of:

		None

		Dmitry Balyasny

		(a) Amount Beneficially Owned:

		By virtue of his position as the sole managing member of the general partner of BAM, Mr. Balyasny may be deemed to beneficially own the 13,754,666 Shares of the Companys Common Stock beneficially owned by BAM.

		(b) Percent of Class:

		6.00%

		(c) Number of Shares as to which person has:

		(i) Sole power to vote or to direct vote:

		13,754,666

		(ii) Shared power to vote or to direct vote:

		None

		(iii) Sole power to dispose or direct disposition of:

		13,754,666

		(iv) Shared power to dispose or to direct disposition of:

		None

Item 5		Ownershipof Five Percent or Less of a Class:

		Applicable

Page 34 of 37 Pages



Item 6		Ownership of More than Five Percent on Behalf of Another Person:

		Not Applicable

Item 7		Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company:

		Not Applicable

Item 8		Identification and Classification of Members of the Group:

		Not Applicable

Item 9		Notice of Dissolution of Group:

		Not Applicable

Item 10		Certification:

		By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

Page 35 of 37 Pages

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Date: October 24, 2016


ATLAS MASTER FUND, LTD.		ATLAS GLOBAL, LLC

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

ATLAS GLOBAL INVESTMENTS, LTD.		ATLAS INSTITUTIONAL FUND, LLC

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

ATLAS INSTITUTIONAL FUND, LTD.		ATLAS GLOBAL JAPAN UNIT TRUST

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Representative

ATLAS ENHANCED MASTER FUND, LTD.		ATLAS ENHANCED FUND, L.P.

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

Page 36 of 37 Pages


ATLAS ENHANCED FUND, LTD.		ATLAS FUNDAMENTAL TRADING MASTER FUND LTD.

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

ATLAS FUNDAMENTAL TRADING FUND, L.P.		ATLAS FUNDAMENTAL TRADING FUND, LTD.

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

BAM ZIE MASTER FUND, LTD		BAM ZIE FUND, LLC

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

BAM ZIE FUND, LTD		ATLAS QUANTITATIVE TRADING FUND, LTD.

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

BALYASNY ASSET MANAGEMENT L.P.		DMITRY BALYASNY

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Representative

Page 37 of 37 Pages