Shares of Antares Pharma (AIS -7.1%) trade lower after the firm's Q4 report underwhelms...

|About: Antares Pharma Inc. (ATRS)|By:, SA News Editor

Shares of Antares Pharma (AIS -7.1%) trade lower after the firm's Q4 report underwhelms investors as it shows the biotech firm is not yet turning a profit and expects to increase R&D spending by over 20% in 2012.