Crypto names up big again as Bitcoin pushes through $51K

After flirting with $50K for a few days, Bitcoin overnight pushed through and stayed there for more than a few fleeting moments. The price currently stands just above $51K.Among the stocks making sizable moves in premarket: Riot Blockchain (RIOT), Canaan (CAN), Marathon Patent (MARA), Galaxy Digital (BRPHF), Grayscale Bitcoin Trust (GBTC), Bitwise 10 Crypto Index Fund (BITW).Earlier, Microstrategy announced an upsized convertible debt capital raise (from $600M to $900M), with funds to be used to buy more Bitcoin.