The net purchase of shares by foreigners on South Korea's secondary KOSDAQ market hit a 14-year high in May. <br /> According to the Korea Exchange on Monday, Korea-based institutional investors and individuals sold about 168-million U.S. dollars and 159-million dollars, respectively, in May, but foreigners net purchased approximately 500 million dollars... marking the third largest figure in history. <br />The top four stocks bought by foreigners were concentrated in the pharmaceutical and biotechnology industries… as their stock values dropped due to suspicions over accounting scandals. <br />