Black Stone Minerals L.P. - Unit BSM

Black Stone Minerals, L.P. owns and manages oil and natural gas mineral interests in the United States. The Company's principal business is maximizing the value of its existing mineral and royalty assets through active management and expanding its asset base through acquisitions of additional mineral and royalty interests. The Company owns mineral interests in approximately 16.8 million gross acres. It also owns nonparticipating royalty interests (NPRIs) in approximately 1.8 million gross acres and overriding royalty interests (ORRIs) in 1.7 million gross acres. Its mineral and royalty interests are located in approximately 41 states in the continental United States, including all of the onshore producing basins. Many of these interests are inactive resource plays, including the Haynesville/Bossier shales in East Texas/Western Louisiana, the Wolfcamp/Spraberry/Bone Spring in the Permian Basin, the Bakken/Three Forks in the Williston Basin, and the Eagle Ford shale in South Texas.