Hedge Fund and Insider Trading News: Jim Chanos, Ken Griffin, Marc Lasry, York Capital Management, GlaxoSmithKline PLC (GSK), Yelp Inc (YELP), and More

NEW YORK (Reuters) - Hedge fund manager Jim Chanos says he is betting that the stocks of physican practice management companies Mednax (MD.N) and Envision Healthcare (EVHC.N) will fall and said that private...... (read more)