This report discusses the September 8, 2019, accident involving the roll-on/roll-off vehicle carrier Golden Ray, which capsized while transiting outbound through St. Simons Sound near Brunswick, Georgia. At the time of the accident, the vessel had 23 crew and 1 pilot on board; 2 crewmembers sustained serious injuries, and 4 engineering crew remained trapped in the engine room and engine control room for nearly 40 hours before being rescued. The vessel was declared a total loss. Total costs for the loss of the vessel were estimated at $62.5 million, and total costs for the loss of the cargo were estimated at $142 million. Safety issues identified in this report include improperly calculating vessel stability and lack of company oversight for calculating vessel stability. As part of its accident investigation, the National Transportation Safety Board makes two recommendations to G-Marine Service Co. Ltd.