SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* K2 PRINCIPAL FUND, L.P. (Last) (First) (Middle) 2 BLOOR STREET WEST SUITE 801 (Street) TORONTO A6 M4W 3E2 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Rosehill Resources Inc. [ ROSE ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 05/16/2018
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	05/16/2018		S		100	D	$8.225	346,624	D
Class A Common Stock	05/17/2018		S		8,300	D	$8.2	338,324	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Warrants	$11.5							05/27/2017	04/27/2022	Class A Common Stock	1,164,548		1,164,548	D
8% Series A Cumulative Preferred Stock	(1)							(2)	(1)	Class A Common Stock	929,912		10,694	D

1. Name and Address of Reporting Person* K2 PRINCIPAL FUND, L.P. (Last) (First) (Middle) 2 BLOOR STREET WEST SUITE 801 (Street) TORONTO A6 M4W 3E2 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* K2 GENPAR LP (Last) (First) (Middle) 2 BLOOR STREET WEST SUITE 801 (Street) TORONTO A6 M4W 3E2 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* K2 GENPAR 2009 INC (Last) (First) (Middle) 2 BLOOR STREET WEST SUITE 801 (Street) TORONTO A6 M4W 3E2 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Shawn Kimel Investments, Inc. (Last) (First) (Middle) 2 BLOOR STREET WEST SUITE 801 (Street) TORONTO A6 M4W 3E2 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* K2 & Associates Investment Management Inc. (Last) (First) (Middle) 2 BLOOR STREET WEST SUITE 801 (Street) TORONTO A6 M4W 3E2 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Kimel Shawn (Last) (First) (Middle) 2 BLOOR STREET WEST SUITE 801 (Street) TORONTO A6 M4W 3E2 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. Each shares of series A preferred stock is convertible into 86.9565 shares of class A common stock and there is no expiration

2. The series preferred stock is convertible into Class A common stock any time

	/s/ Daniel Gosselin, President, The K2 Principal Fund L.P	05/17/2018
	/s/ Daniel Gosselin, President, K2 GenPar L.P	05/17/2018
	/s/ Daniel Gosselin, President, K2 Genpar 2009 Inc	05/17/2018
	/s/ Daniel Gosselin, President, Shawn Kimel Investments Inc	05/17/2018
	/s/ Daniel Gosselin, President, K2 & Associates Investment Managment Inc	05/17/2018
	/s/ Daniel Gosselin, in his individual capacity	05/17/2018
	** Signature of Reporting Person	Date
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* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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