BSM vs CSTM Comparison

Black Stone Minerals LP is an oil and natural gas mineral company. It owns oil and natural gas mineral interests, which makes up the majority of its asset base. Its business is actively managing an existing portfolio of mineral and royalty assets to maximize its value and expanding asset base through acquisitions of additional mineral and royalty interests. The company owns mineral interests in approximately 16.9 million gross acres.

Constellium SE is engaged in the development, manufacture and sale of a broad range of high value-added specialty rolled and extruded aluminum products to the aerospace, space, defense, packaging, automotive, commercial transportation and general industrial end-markets. Its business model is to add value by converting aluminum into semi-fabricated and, in some instances, fully-fabricated alloyed aluminum products that meet stringent and performance-critical requirements from customers. It operates through three segments: Aerospace & Transportation Operating Segment, Packaging & Automotive Rolled Products Operating Segment, and Automotive Structures & Industry Operating Segment. It serves Aerospace, Packaging and Automotive and operates in the United States, France, Germany and others.