| Upgrades & Downgrades History |
|---|
| Date | Research Firm | Action | From | To |
|---|
| Feb 4, 2013 | Ascendiant Capital Markets | Downgrade | Strong Buy | Buy | | Jan 14, 2013 | Monness Crespi & Hardt | Initiated | | Buy | | Jul 5, 2012 | Needham | Downgrade | Buy | Hold | | May 4, 2012 | KeyBanc Capital Mkts | Downgrade | Buy | Hold | | Feb 7, 2012 | Ascendiant Capital Markets | Initiated | | Strong Buy | | Dec 1, 2011 | Needham | Downgrade | Strong Buy | Buy | | Nov 2, 2011 | Needham | Upgrade | Buy | Strong Buy | | Feb 9, 2011 | KeyBanc Capital Mkts | Initiated | | Buy | | Mar 1, 2010 | Needham | Downgrade | Strong Buy | Buy | | Feb 19, 2009 | Piper Jaffray | Downgrade | Buy | Neutral |
| Current Month | Last Month | Two Months Ago | Three Months Ago |
|---|
| Strong Buy | 0 | 0 | 0 | 0 |
|---|
| Buy | 0 | 0 | 0 | 0 |
|---|
| Hold | 0 | 0 | 0 | 0 |
|---|
| Underperform | 0 | 0 | 0 | 0 |
|---|
| Sell | 0 | 0 | 0 | 0 |
|---|
|
Data provided by Thomson/First Call
Currency in USD. |