Healthcare M&A: Who Will Be The First Domino To Fall? By: Benzinga via Benzinga June 17, 2015 at 12:37 PM EDT A new report by Oppenheimer analyst Michael Wiederhorn looks at the favorable M&A environment in the healthcare sector. ... Read More >> Related Stocks: Aetna Anthem Inc Cigna Corp Humana Macy's UnitedHealth Group