BSE cautions investors on penny stocksSays it will take action against companiesBS Reporter / Mumbai May 23, 2008, 18:52 ISTIn a late response to the sharp rise in the prices of two penny stocks this week, the Bombay Stock Exchange (BSE) has said that the exchange will take appropriate action including suspension of trading in scrips if companies are found to be involved or acting in collusion with any person to defraud investors. Stocks of two companies