Earthstone Energy, Inc. Announces Inclusion in the Russell 3000(R) Index

Earthstone Energy, Inc. Announces Inclusion in the Russell 3000(R) Index

Category:

Dateline:

HOUSTON

Earthstone Energy, Inc. (NYSE MKT: ESTE) ("Earthstone"), today announced that it has joined the Russell 3000 Index effective June 26, 2015. The Russell 3000 Index is widely used by investment managers and institutional investors for index funds and as benchmarks for both passive and active investment strategies. The Russell 3000 Index also represents the U.S. component of the Russell Global Index.

Frank A. Lodzinski, President and CEO of Earthstone, commented, "We are pleased to be included in the Russell 3000 Index. The Company has realized significant growth in its market capitalization resulting from its strategic combination with Oak Valley Resources, LLC and acquisition of certain assets from Flatonia Energy, LLC in December 2014. In 2015, we are continuing our drilling programs as well as pursuing asset and corporate acquisitions and additional acreage."

About Earthstone Energy, Inc.

Earthstone Energy, Inc. is a growth-oriented independent oil and gas exploration and production company engaged in the development and acquisition of oil and gas reserves through an active and diversified program that includes the acquisition, drilling and development of undeveloped leases, and purchases of reserves and exploration activities, with its current primary assets located in the Eagle Ford trend of south Texas and in the Williston Basin of North Dakota and Montana. Earthstone is traded on NYSE MKT under the symbol "ESTE." Information on Earthstone can be found at www.earthstoneenergy.com. Our corporate headquarters is located in The Woodlands, Texas. We also have an operating office in Denver, Colorado.

FORWARD-LOOKING STATEMENTS

This release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Statements that are not strictly historical statements constitute forward-looking statements and may often, but not always, be identified by the use of such words such as "expects," "believes," "intends," "anticipates," "plans," "estimates," "potential," "possible," or "probable" or statements that certain actions, events or results "may," "will," "should," or "could" be taken, occur or be achieved. The forward-looking statements include statements about future operations, expansion of production and development acreage, increased cash flow, earnings and assets and access to capital. Forward-looking statements are based on current expectations and assumptions and analyses made by Earthstone and its management in light of experience and perception of historical trends, current conditions and expected future developments, as well as other factors appropriate under the circumstances. However, whether actual results and developments will conform to expectations is subject to a number of material risks and uncertainties, including but not limited to: the risks of the oil and gas industry (for example, the recent rapid, significant decline in oil prices and operational risks in exploring for, developing and producing crude oil and natural gas; risks and uncertainties involving geology of oil and gas deposits); the uncertainty of reserve estimates; the uncertainty of estimates and projections relating to future oil and gas prices, production, costs and expenses; potential delays or changes in plans with respect to exploration or development projects or capital expenditures; health, safety and environmental risks and risks related to weather; inability of management to execute its plans to meet its goals; unavailability of gathering systems, pipelines and processing facilities; and the possibility that government policies may change. Earthstone's annual report on Form 10-K for the year ended December 31, 2014, quarterly reports on Form 10-Q, recent current reports on Form 8-K, and other Securities and Exchange Commission filings discuss some of the important risk factors identified that may affect Earthstone's business, results of operations, and financial condition. Earthstone undertakes no obligation to revise or update publicly any forward-looking statements except as required by law.

Contact:

Neil K. Cohen
Vice President, Finance, and Treasurer
Earthstone Energy, Inc.
1400 Woodloch Forest Drive, Suite 300
The Woodlands, TX 77380
281-298-4246