Berkshire Hathaway Class B shares (BRK-B) traded around $40-$45 in early 2000. By early 2024 with BRK-B trading around $370-$400, a $1,000 investment is worth approximately $6,500-$7,500. This includes surviving the dot-com bust of 2000-2002, the 2008 financial crisis, and the 2020 pandemic.