Wolterk Written by Nick Ackerman It has been quite some time since we've taken a focused look at UnitedHealth Group (NYSE:UNH), a healthcare behemoth with a market cap of nearly $550 billion. Since our prior update, shares have performed fairly modestly relative to the broader market. That was just over two years ago, and I had a more neutral stance on the name, with a 'Hold' rating. These gains only came about more recently, too, as the share price started moving higher after their latest earnings. UNH Per ...