Diamondback Energy, Inc. is an independent oil and natural gas company, which engages in the acquisition, development, exploration, and exploitation of unconventional, onshore oil, and natural gas reserves. The company is headquartered in Midland, Texas and currently employs 1,983 full-time employees. The company went IPO on 2012-10-17. The firm's activities are primarily directed at the horizontal development of the Wolfcamp and Spraberry formations in the Midland Basin and the Wolfcamp and Bone Spring formations in the Delaware Basin within the Permian Basin. Its subsidiary, Viper Energy, Inc., is focused on owning and acquiring mineral interests and royalty interests in oil and natural gas properties primarily in the Permian Basin and derives royalty income and lease bonus income from such interests. The firm has approximately 859,203 net acres, which primarily consists of 742,522 net acres in the Midland Basin and 116,681 net acres in the Delaware Basin. Its subsidiaries include Diamondback E&P LLC, Rattler Midstream GP LLC, Rattler Midstream LP and QEP Resources, Inc.