Transaction Details

Footnotes

Shares of the Issuer's Class A common stock held directly by Farjo Holdings, LP, a Texas limited partnership ("Farjo Holdings") were disposed of as a pro rata distribution in-kind to its partners, for no consideration, pursuant to the terms of the Agreement of Limited Partnership of Farjo Holdings, dated March 3, 2011, as subsequently amended. KWELL Holdings, LP, as a limited partner of Farjo Holdings, acquired shares for no consideration pursuant to this distribution. | KWELL Holdings, LP ("KHLP"), a Texas limited partnership, directly holds these securities. KWELL Group, LLC ("KWELL Group"), a Texas limited liability company, as General Partner of KHLP, has exclusive voting and investment control over the shares of Class A common stock held by KHLP, and therefore may be deemed to beneficially own such shares. Ladd Wilks, as manager of KWELL Group, may exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by KHLP. The Reporting Person disclaims beneficial ownership of all equity securities being reported herein except to the extent of his pecuniary interest therein.