For nearly six decades, Berkshire Hathaway (NYSE: BRK.A)(NYSE: BRK.B) CEO Warren Buffett has been a wealth-building machine for his company's shareholders. Since ascending to the lead role, the Oracle of Omaha has led his company's Class A shares (BRK.A) to an aggregate return of 3,787,464%, which outpaces the total return of the S&P 500, including dividends paid, by a factor of 153. With Berkshire Hathaway sitting on more than $128 billion in cash, cash equivalents, and Treasury bonds, as of the end of 2022, Buffett and his team have plenty of firepower to do some shopping during the current bear market.