 Shares of several cryptocurrency-related companies soared on Tuesday as Bitcoin CRYPTO: BTC posted a major recovery from a low of 49,506 on Monday to trade at 54,566.20 at press time. What Happened: Bitcoin equipment manufacturer Canaan Inc NASDAQ:CAN shares closed 50.45 higher at 28.69 and rose 3.87 to 29.80 in the after-hours session. 