| Upgrades & Downgrades History |
|---|
| Date | Research Firm | Action | From | To |
|---|
| May 17, 2013 | Needham | Downgrade | Buy | Hold | | May 17, 2013 | Oppenheimer | Downgrade | Outperform | Perform | | May 17, 2013 | Stifel | Downgrade | Buy | Hold | | Apr 4, 2013 | UBS | Downgrade | Buy | Neutral | | Jan 11, 2013 | Maxim Group | Initiated | | Hold | | Jan 4, 2013 | Stifel Nicolaus | Upgrade | Hold | Buy | | Dec 11, 2012 | Oppenheimer | Initiated | | Outperform | | Apr 5, 2012 | Needham | Initiated | | Buy | | Feb 9, 2012 | Brigantine | Upgrade | Hold | Buy | | Nov 10, 2011 | Brigantine | Downgrade | Buy | Hold |
| Current Month | Last Month | Two Months Ago | Three Months Ago |
|---|
| Strong Buy | 0 | 8 | 8 | 8 |
|---|
| Buy | 0 | 9 | 10 | 10 |
|---|
| Hold | 0 | 10 | 9 | 9 |
|---|
| Underperform | 0 | 0 | 0 | 0 |
|---|
| Sell | 0 | 0 | 0 | 0 |
|---|
|
Data provided by Thomson/First Call
Currency in USD. |