Benzinga's M&A Chatter for Wednesday March 19, 2014 By: Benzinga via Benzinga March 19, 2014 at 17:54 PM EDT The following are the M&A deals, rumors and chatter circulating on Wall Street for Wednesday March 19, 2014: Horizon Pharma Acquires ... Read More >> Related Stocks: Amtd Idea Group E Trade Financial Macy's Palo Alto Networks Inc Treehouse Foods Tyson Foods