| Upgrades & Downgrades History |
|---|
| Date | Research Firm | Action | From | To |
|---|
| Apr 30, 2013 | MKM Partners | Initiated | | Buy | | Mar 15, 2013 | Maxim Group | Initiated | | Buy | | Oct 25, 2012 | Oppenheimer | Upgrade | Perform | Outperform | | Oct 25, 2012 | Canaccord Genuity | Upgrade | Hold | Buy | | Jul 24, 2012 | William Blair | Initiated | | Outperform | | Mar 27, 2012 | Canaccord Genuity | Initiated | | Hold | | Jan 13, 2012 | DA Davidson | Downgrade | Buy | Neutral | | Nov 16, 2011 | JMP Securities | Initiated | | Mkt Outperform | | Mar 17, 2011 | Stifel Nicolaus | Upgrade | Hold | Buy | | Feb 10, 2011 | Maxim Group | Downgrade | Buy | Hold |
| Current Month | Last Month | Two Months Ago | Three Months Ago |
|---|
| Strong Buy | 9 | 9 | 8 | 8 |
|---|
| Buy | 7 | 6 | 4 | 3 |
|---|
| Hold | 7 | 9 | 10 | 11 |
|---|
| Underperform | 1 | 1 | 1 | 1 |
|---|
| Sell | 0 | 0 | 0 | 0 |
|---|
|
Data provided by Thomson/First Call
Currency in USD. |