Shareholders of Research in Motion (NASDAQ: RIMM) are certainly having a good afternoon, as the stock has surged over 20% in after hours trading following stronger than expected quarterly earnings.As Latif Lewis pointed out in this earnings preview, RIMM was expected to show earnings of 84 cents per share for its fiscal fourth quarter. This afternoon, the company shattered those estimates by posting earnings during the quarter of 90 cents per share.

Research in Motion (NASDAQ: 

