Benzinga's M&A Chatter for Monday May 4, 2015 By: Benzinga via Benzinga May 04, 2015 at 21:11 PM EDT The following are the M&A deals, rumors and chatter circulating on Wall Street for Monday May 4, 2015: Ciena to Acquire Cyan for ... Read More >> Related Stocks: C E C O Envir Ciena Corp Gaming & Leisure Macy's