| Upgrades & Downgrades History |
|---|
| Date | Research Firm | Action | From | To |
|---|
| Feb 1, 2013 | Dougherty & Company | Downgrade | Buy | Neutral | | Oct 2, 2012 | Needham | Upgrade | Hold | Buy | | Mar 28, 2012 | Needham | Upgrade | Underperform | Hold | | Feb 7, 2012 | Needham | Downgrade | Hold | Underperform | | Nov 30, 2011 | DA Davidson | Upgrade | Neutral | Buy | | Jan 4, 2011 | DA Davidson | Downgrade | Buy | Neutral | | May 12, 2010 | Dougherty & Company | Downgrade | Buy | Neutral | | Feb 10, 2010 | Dougherty & Company | Upgrade | Neutral | Buy | | Aug 28, 2009 | Deutsche Securities | Initiated | | Hold | | Aug 25, 2009 | DA Davidson | Initiated | | Buy |
| Current Month | Last Month | Two Months Ago | Three Months Ago |
|---|
| Strong Buy | 0 | 0 | 0 | 0 |
|---|
| Buy | 0 | 0 | 0 | 0 |
|---|
| Hold | 2 | 2 | 2 | 2 |
|---|
| Underperform | 0 | 0 | 0 | 0 |
|---|
| Sell | 0 | 0 | 0 | 0 |
|---|
|
Data provided by Thomson/First Call
Currency in USD. |