Ecofin Water & Power Opportunities (ECFNF) Form 3 Initial statement of insider ownership

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Ecofin Water & Power Opportunities plc

(Last) (First) (Middle)

10 HAREWOOD AVENUE

(Street)

LONDON, ENGLAND NW1 6AA

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
07/05/2016

3. Issuer Name and Ticker or Trading Symbol
Lonestar Resources US Inc. [ LONE ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

Director	X	10% Owner
Officer (give title below)		Other (specify below)

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Voting Common Stock	4,174,259(1)(2)	I	See Footnotes(1)(2)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person^*

Ecofin Water & Power Opportunities plc

(Last) (First) (Middle)

10 HAREWOOD AVENUE

(Street)

LONDON, ENGLAND NW1 6AA

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

EFR Guernsey Holding Ltd

(Last) (First) (Middle)

BNP PARIBAS HOUSE

1 ST JULIAN'S AVENUE

(Street)

ST PETER PORT , GUERNSEY GY1 1WA

(City) (State) (Zip)

Explanation of Responses:

1. Represents shares of the Issuer's Class A Voting Common Stock ("Shares") held directly by EFR Guernsey Holding Limited ("EFR").

2. Ecofin Water & Power Opportunities plc ("EWPO") is the sole shareholder of EFR, and as a result EWPO may be deemed to be beneficial owner of the Shares for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended. Each of the Reporting Persons (other than to the extent it directly holds Shares reported herein) disclaims beneficial ownership of the Shares held by the other Reporting Person, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this Form 3 shall not be construed as an admission of either of the Reporting Persons (other than to the extent it directly holds Shares reported herein) is the beneficial owner of any of the Shares.

Remarks:

	Gemma Metson, Company Secretary, Ecofin Water & Power Opportunities plc	08/15/2016
	Ben Morgan, Director, EFR Guernsey Holding Limited	08/15/2016
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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