Shares of Bitcoin (BTC-USD) mining operators, adding Riot Blockchain (RIOT) and Marathon Digital Holdings (MARA), fell into the red on Thursday morning. Stocks reversed course after big gains as they await approval of a bitcoin money ETF through the Securities and Exchange Commission (SEC). Yahoo Finance crypto reporter David Hollerith examines Riot and Marathon’s plans to expand their crypto mining operations in 2024 and Cathie Wood’s recent sale of ARK Invest’s remaining grayscale (GBTC) shares. For more specialized information and the latest market stocks, click here to watch this full episode of Yahoo Finance Live.