The three major US stock indices collectively opened lower. The Dow fell 0.37%, the NASDAQ fell 0.93%, and the S&P 500 index fell 0.65%. Bitcoin regained its position at 90,000 dollars during the day. Cryptocurrency concept stocks generally rose, Canaan Technology and Bit Digital rose more than 3%, and MicroStrategy, MARA Holdings, and Riot Platforms rose more than 2%. Domino's Pizza rose more than 5%. The third-quarter position report released by Berkshire Hathaway showed that the new Delta Pizza Company had 3.7% of its holdings.