DryShips owns approximately 40% of the outstanding shares of Ocean Rig UDW Inc. (NASDAQ:ORIG), an international drilling contractor. DryShips owns a fleet of 24 drybulk carriers, comprising 4 Capesize and 20 Panamax with a combined deadweight tonnage of approximately 2.3 million tons, and 6 offshore supply vessels, comprising 2 platform supply and 4 oil spill recovery vessels.