Investors combing through the market for potential winners could consider some of the stocks that are trading at or below the actual value of the companies, said analysts. Out of the stocks on the NSE500 Index, 80 are currently trading below their book value following the sell-off in the market. Further, 40 stocks from the NSE500 are currently trading at a price-to-book (PB) ratio of between 1 and 1.5 times.