defraud Ex-oil trader, consultant charged with conspiracy to defraud Chevron An oil company consultant and former Chevron Corp trader have been arrested and charged with running... Apr 22, 2016 01:25 AM EDT Valeant, Ackman must face U.S. insider trading lawsuit A U.S. judge said Valeant Pharmaceuticals International Inc (VRX.TO) (VRX.N) and activist hedge fund... Nov 11, 2015 10:17 PM EST