Berkshire Hathaway stock has been crashing since Buffett announced his exit.
Berkshire Hathaway (NYSE: BRK.A, BRK.B) shares have fallen sharply since CEO Warren Buffett announced his decision to step down, significantly underperforming the broader market.
By press time, BRK stock was trading at around $490, down more than 8% since early May, while the S&P 500 has gained ro…