Alcoa Corp is a vertically integrated aluminum company whose operations include bauxite mining, alumina refining, and the manufacture of primary aluminum. It is the world's largest bauxite miner and alumina refiner by production volume, and its profits are closely tied to prevailing commodity prices along the aluminum supply chain. The company segments include Bauxite; Alumina and Aluminum. It generates maximum revenue from the Aluminum segment. Geographically, it derives a majority of its revenue from the United States.