Comstock Resources Inc (Comstock) is engaged in the acquisition, development, production and exploration of oil and natural gas. The Company's oil and gas operations are concentrated in East Texas/North Louisiana, South Texas and West Texas. The Company's consolidated proved oil and natural gas reserve base is 85% natural gas and 15% crude oil. Its proved reserves are 46% developed on a billion cubic feet equivalent basis as of 2011. The Company completed two acquisitions of producing oil and gas properties. It acquired 25.2 million barrels of oil equivalent in the Delaware Basin in West Texas on December 29, 2011. In December 2011, it acquired oil and gas properties from Eagle Oil & Gas Co. In May 2012, it divested certain oil and gas properties located in Tyler and Polk counties in South Texas and Lincoln Parish in North Louisiana. In May 2013, the Company sold its West Texas operations of oil and gas properties in Reeves and Gaines counties in West Texas to Rosetta Resources Inc.