The feud's over! Ackman, Icahn are friends again By: CNBC.com News April 29, 2014 at 11:08 AM EDT Bill Ackman and Carl Icahn, whose epic battle on CNBC stunned Wall Street, exchanged pleasantries last week and decided to forgive each other. Read More >> Related Stocks: Herbalife Ltd Valeant Pharmaceuticals International, Inc.