LONE Lonestar Resources Ltd

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES                                                                                   
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940                       

1. Name and Address of Reporting Person * CEC GP, LLC	2. Issuer Name and Ticker or Trading Symbol Lonestar Resources US Inc. [ LONE ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                    __X__ 10% Owner _____ Officer (give title below)    _____ Other (specify below)
(Last)          (First)          (Middle) C/O CHAMBERS ENERGY MANAGEMENT, LP, 600 TRAVIS STREET, SUITE 4700	3. Date of Earliest Transaction (MM/DD/YYYY) 3/27/2020
(Street) HOUSTON, TX 77002 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	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. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		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 of Derivative Security: 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
Convertible Participating Preferred Stock, Series A-1	(1)	3/27/2020		J (2)		2257		(1)	(1)	Class A Voting Common Stock	376167	(2)	102585	I	See footnote (3)

Explanation of Responses:
(1)	Each share of Convertible Participating Preferred Stock, Series A-1 (the "Series A-1 Stock"), is convertible into 166.6667 shares of Class A Voting Common Stock of the Issuer at the option of the holder, subject to adjustment in the event of any stock split, stock dividend or other circumstance described in the certificate of designation governing the Series A-1 Stock. The Series A-1 Stock has no expiration date.
(2)	Represents a payment-in-kind dividend on the Series A-1 Stock owned on the dividend record date in the form of additional shares of Series A-1 Stock at a per share price equal to $1,000 and payable quarterly at a rate of 9% per annum.
(3)	The shares are held of record by Chambers Energy Capital III, LP ("Chambers Energy"). J. Robert Chambers is the managing member of CEC GP, LLC ("CEC GP"), which is the sole member of CEC Fund III GP, LLC ("CEC III"), which is the general partner of Chambers Energy. Accordingly, each of Mr. Chambers, CEC GP, and CEC III may be deemed to share beneficial ownership of the securities held of record by Chambers Energy.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
CEC GP, LLC C/O CHAMBERS ENERGY MANAGEMENT, LP 600 TRAVIS STREET, SUITE 4700 HOUSTON, TX 77002		X
CEC Fund III GP,LLC C/O CHAMBERS ENERGY MANAGEMENT, LP 600 TRAVIS STREET, SUITE 4700 HOUSTON, TX 77002		X
Chambers Energy Capital III, LP C/O CHAMBERS ENERGY MANAGEMENT, LP 600 TRAVIS STREET, SUITE 4700 HOUSTON, TX 77002		X
Chambers John Robert C/O CHAMBERS ENERGY MANAGEMENT, LP 600 TRAVIS STREET, SUITE 4700 HOUSTON, TX 77002		X

Signatures
CEC GP, LLC By: /s/ J. Robert Chambers, Managing Member		3/31/2020
**Signature of Reporting Person		Date
CEC Fund III GP, LLC By: CEC GP, LLC, its sole member By: /s/ J. Robert Chambers, Managing Member		3/31/2020
**Signature of Reporting Person		Date
Chambers Energy Capital III, LP By: CEC Fund III GP, LLC, its general partner By: CEC GP, LLC, its sole member By: /s/ J. Robert Chambers, Managing Member		3/31/2020
**Signature of Reporting Person		Date
/s/ J. Robert Chambers		3/31/2020
**Signature of Reporting Person		Date