Alcoa Corporation (AA)
Alcoa Corporation, together with its subsidiaries, produces and sells bauxite, alumina, and aluminum products in the United States, Spain, Australia, Brazil, Canada, and internationally. The company operates through three segments: Bauxite, Alumina, and Aluminum. It engages in bauxite mining operations
Hudson Technologies, Inc. (HDSN)
Hudson Technologies, Inc. a refrigerant services company, provides solutions to recurring problems within the refrigeration industry primarily in the United States. The company’s products and services include refrigerant and industrial gas sales; refrigerant management services consisting primarily of reclamation of refrigerants, re-usable cylinder refurbishment,
Century Aluminum Company (CENX)
Century Aluminum Company, together with its subsidiaries, produces standard-grade and value-added primary aluminum products in the United States and Iceland. The company was incorporated in 1981 and is headquartered in Chicago, Illinois.