| Date | Open | Close | Volume |
| 2010-03-03 | 8.30 | 8.43 | 76800 |
| 2010-03-02 | 8.16 | 8.30 | 101300 |
| 2010-03-01 | 7.91 | 8.12 | 103500 |
| 2010-02-26 | 7.92 | 7.86 | 101800 |
| 2010-02-25 | 7.63 | 7.89 | 52800 |
| 2010-02-24 | 7.54 | 7.72 | 70500 |
| 2010-02-23 | 7.55 | 7.53 | 46000 |
| 2010-02-22 | 7.74 | 7.54 | 74300 |
| 2010-02-19 | 8.54 | 7.74 | 241500 |
| 2010-02-18 | 8.25 | 8.54 | 351200 |
| 2010-02-17 | 8.28 | 8.28 | 42600 |
| 2010-02-16 | 7.75 | 8.32 | 215400 |
| 2010-02-12 | 7.70 | 7.68 | 35400 |
| 2010-02-11 | 7.62 | 7.77 | 33300 |
| 2010-02-10 | 7.46 | 7.66 | 25900 |
| 2010-02-09 | 7.52 | 7.53 | 26800 |
| 2010-02-08 | 7.63 | 7.45 | 58900 |
| 2010-02-05 | 7.47 | 7.65 | 44200 |
| 2010-02-04 | 7.58 | 7.43 | 54600 |
| 2010-02-03 | 7.52 | 7.65 | 51500 |
| 2010-02-02 | 7.65 | 7.51 | 71200 |
| 2010-02-01 | 7.44 | 7.61 | 36000 |
| 2010-01-29 | 7.41 | 7.40 | 31900 |
| 2010-01-28 | 7.74 | 7.36 | 55500 |
| 2010-01-27 | 7.50 | 7.76 | 18100 |
| 2010-01-26 | 7.55 | 7.52 | 43400 |
| 2010-01-25 | 7.17 | 7.44 | 58200 |
| 2010-01-22 | 7.29 | 7.11 | 68300 |
| 2010-01-21 | 7.58 | 7.27 | 56000 |
| 2010-01-20 | 7.90 | 7.61 | 47300 |
| 2010-01-19 | 7.88 | 7.97 | 36300 |
| 2010-01-15 | 8.11 | 7.91 | 77100 |
Other Companies: 01-10-2007-1 | Simcere Pharmaceutical Group. | 11-27-2008
Enova Systems Inc. | 10-22-2007-1 | RevenueShares Large Cap