UPDATE 1-BlackRock's Fink tells S&P 500 firms to think long-term
April 14, 2015 at 17:03 PM EDT
NEW YORK, April 14 (Reuters) - BlackRock Inc chief Larry Fink has asked the top executives of the 500 largest publicly listed U.S. companies urging them to take a long-term approach to create value for shareholders or risk losing his firm's support.