Benzinga's M&A Chatter for Monday April 22, 2013

The following are the M&A deals, rumors and chatter circulating on Wall Street for Monday April 22, 2013: ABB to Acquire Power-One for $6.35/Share in Cash The Deal:ABB (NYSE: ABB ) and Power-One (NASDAQ: PWER ) announced Monday that their boards of directors have agreed to a transaction in which