Athlon Energy Inc. Announces Closing of Initial Public Offering, Including Underwriters' Overallotment Option

Athlon Energy Inc.

(“Athlon”) announced today the closing of its previously announced public offering of 18,137,895 shares of common stock at $20.00 per share, which includes 2,348,421 shares purchased from the selling stockholders named in the registration statement pursuant to the exercise of the underwriters' option to purchase additional shares. The offering raised net proceeds to Athlon of approximately $293.4 million, after deducting underwriting discounts and commissions and estimated offering expenses of approximately $22.4 million, in the aggregate. Athlon did not receive any proceeds from the sale of the shares by the selling stockholders. Athlon intends to use the net proceeds from the offering to repay indebtedness, provide liquidity for use in its drilling program, and for general corporate purposes, including potential acquisitions. Citigroup Global Markets Inc. and Goldman, Sachs & Co. acted as joint book-running managers for the offering. Merrill Lynch, Pierce, Fenner & Smith Incorporated, UBS Securities LLC, and Wells Fargo Securities, LLC also acted as book-running managers for the offering.