Diana Shipping Inc provides shipping transportation services. The company, through its subsidiaries, operates a fleet of vessels consisting of dry bulk carriers such as Panamax, Kamsarmax, Post-Panamax, Capesize and Newcastlemax vessels. Using this fleet, the firm provides transportation services for various goods including coal, iron ore, and grains. It also transports minor bulks, including steel products, cement, and fertilizers through its dry bulk carrier vessels. The operation of the vessels is the main source of revenue generation, the services provided by the vessels are similar and all operate under the same economic environment.