| Upgrades & Downgrades History |
|---|
| Date | Research Firm | Action | From | To |
|---|
| Aug 2, 2010 | Barrington Research | Initiated | | Outperform | | Oct 9, 2009 | Robert W. Baird | Initiated | | Neutral | | Aug 30, 2006 | Matrix Research | Initiated | | Sell | | Jul 8, 2004 | William Blair | Initiated | | Outperform | | Jul 7, 2004 | Thomas Weisel | Initiated | | Outperform |
| Current Month | Last Month | Two Months Ago | Three Months Ago |
|---|
| Strong Buy | 3 | 3 | 3 | 3 |
|---|
| Buy | 1 | 1 | 0 | 0 |
|---|
| Hold | 0 | 0 | 1 | 2 |
|---|
| Underperform | 0 | 0 | 0 | 0 |
|---|
| Sell | 0 | 0 | 0 | 0 |
|---|
|
Data provided by Thomson/First Call
Currency in USD. |