MicroStockHub/iStock via Getty Images With bitcoin rising after reports that Amazon will accept bitcoin payments by the end of the year, the stocks of bitcoin miners and other crypto-related names ride the surge. Riot Blockchain (RIOT) jumps 19%, Marathon Digital (MARA) climbs 16%, Bit Digital (BTBT) soars 32%, and Bitfarms (BITF) rises 18%. Crypto trust shares also climb — Grayscale Bitcoin Trust ([[GBTC]] +18.5%), Grayscale Ethereum Trust ([[ETHE]] +14.6%), Osprey Bitcoin Trust ([[OBTC]] +10.7%). Holders of bitcoin share in the optimism — MicroStrategy ([[MSTR]] +20.4%) and Tesla ([[TSLA]] +3.4%). However, Square ([[SQ]] -0.7%), another notable bitcoin holder, slips. Other crypto-related names: Coinbase ([[COIN]] +7.2%), Galaxy Digital Holdings ([[BRPHF]] +12.9%), Silvergate Capital ([[SI]] +4.5%). Previously (July 21), 'Disruptive innovation' attracts Cathie Wood to bitcon: B Word