The Mount Gox Hack Total supply: 50 The Mt. Gox exchange had already been hacked in 2011. The second Mt.Gox hack infamously became the first major cryptocurrency exchange hack. This time, the hacked value consisted of a massive $460 million worth of Bitcoin at the time. While not the largest hack regarding value in fiat money, it is by far the largest amount of Bitcoins ever stolen. Over 850,000 Bitcoins had been stolen, including 750,000 Bitcoins owned by its customers. Date January 16, 2022 Category (III) Very Rare Share facebook twitter linkedIn pinterest