Ultra Petroleum is an independent exploration and production company focused on the
development of its long-life natural gas reserves in the Pinedale and Jonah fields in Wyoming and
continued exploration and early development of the Marcellus Shale in Pennsylvania.
Ultra controls more than 84,000 gross (49,000 net) acres in and around the prolific 90 square
mile Pinedale Field and the 36 square mile Jonah Field and believes these areas combined hold greater
than 48 Tcfe of gross recoverable reserves. Ultra's current Pennsylvania Marcellus Shale position is
approximately 497,000 gross (261,000 net) acres. As of year-end 2012, Ultra has an undrilled inventory
of over 4,600 (net) low risk high rates of return well locations as identified by the company's third
party reservoir engineering firm, which translates to 17.0 Tcfe of total reserves.
The company's head office is in Houston, Texas, with an operations office in Denver,
Colorado and field offices in Pinedale, Wyoming and Wellsboro, Pennsylvania. Ultra Petroleum trades
under the symbol "UPL" on the New York Stock Exchange.Download complete PDF