ATHN – athenahealth, Inc. – A downgrade to ‘underperform’ from ‘hold’ with a 12-month share price target of $60.00 at Jefferies sent shares in the provider of cloud-based business services for healthcare providers down as much as 12.6% to $70.00 this morning. Shares in athenahealth are off their lows of the session as of midday [...]