Athlon Energy, an exploration and production company focused on unconventional oil and liquids-rich natural gas reserves in Texas and New Mexico, announced terms for its IPO on Monday. The Fort Worth, TX-based company plans to raise $300 million by offering 15.8 million shares at a price range of $18 to $20. At the midpoint of the proposed range, Athlon Energy would command a fully diluted market value of $1.6 billion. Athlon Energy, which was founded in 2010 and booked $179 million in sales for the 12 months ended March 31, 2013, plans to list on the NYSE under the symbol ATHL. Citi, Goldman Sachs, BofA Merrill Lynch, UBS Investment Bank and Wells Fargo Securities are the joint bookrunners on the deal.