SM Energy Company is an independent energy company. The Company is engaged in the acquisition, exploration, development, and production of oil, gas, and natural gas liquids (NGLs) in the state of Texas. Its operations are concentrated in the Midland Basin and South Texas. Its Midland Basin assets are comprised of approximately 81,000 net acres located in the Permian Basin in West Texas. Its drilling and completion activities within its RockStar and Sweetie Peck positions in the Midland Basin focuses primarily on delineating, developing, and expanding its Midland Basin position. Its South Texas assets are comprised of approximately 155,000 net acres located in Dimmit and Webb Counties, Texas. Its operations in South Texas are focused on production from both the Eagle Ford shale formation and Austin Chalk formation and further delineation and development of the Austin Chalk formation.