Benzinga's M&A Chatter for Monday April 21, 2014 By: Benzinga via Benzinga April 21, 2014 at 20:16 PM EDT The following are the M&A deals, rumors and chatter circulating on Wall Street for Monday April 21, 2014. Ackman, Valeant to Offer ... Read More >> Related Stocks: Macy's Valeant Pharmaceuticals International, Inc.