U.S. crypto-related stocks experienced significant gains in pre-market trading on December 19. Bitmine (BMNR) led the surge with a 7.21% increase. Other notable performers included MicroStrategy (MSTR), which climbed 3.94%, and Coinbase (COIN), which rose 3.22%. Circle (CRCL) and Bit Digital (BTBT) also saw gains of 3.32% and 6.44%, respectively. This early trading activity indicates strong momentum across major crypto stocks.