Berkshire Hathaway has now fallen behind the S&P 500. How might it finish the year?

Investors in Berkshire Hathaway Inc (NYSE: BRK.A)(NYSE: BRK.B) are used to seeing their company deliver long-term outperformance of the US markets, particularly the S&P 500 Index (SP: .INX). After all, that’s what legendary investor and long-time Berkshire…