| Date | Open | Close | Volume |
| 2010-03-02 | 29.32 | 29.85 | 331100 |
| 2010-03-01 | 28.78 | 29.32 | 194900 |
| 2010-02-26 | 28.98 | 28.64 | 153400 |
| 2010-02-25 | 28.67 | 28.88 | 256800 |
| 2010-02-24 | 28.52 | 28.99 | 383500 |
| 2010-02-23 | 28.95 | 28.41 | 227700 |
| 2010-02-22 | 29.37 | 29.12 | 119000 |
| 2010-02-19 | 29.28 | 29.23 | 248200 |
| 2010-02-18 | 28.44 | 29.24 | 685400 |
| 2010-02-17 | 28.40 | 28.54 | 108700 |
| 2010-02-16 | 28.00 | 28.26 | 153300 |
| 2010-02-12 | 27.35 | 27.84 | 171800 |
| 2010-02-11 | 27.10 | 27.65 | 146800 |
| 2010-02-10 | 27.44 | 27.21 | 136200 |
| 2010-02-09 | 27.30 | 27.58 | 339900 |
| 2010-02-08 | 26.00 | 26.98 | 290100 |
| 2010-02-05 | 25.90 | 26.03 | 206600 |
| 2010-02-04 | 26.68 | 25.89 | 171200 |
| 2010-02-03 | 27.04 | 26.78 | 194800 |
| 2010-02-02 | 27.03 | 27.19 | 187100 |
| 2010-02-01 | 26.50 | 27.04 | 236900 |
| 2010-01-29 | 26.79 | 26.47 | 387100 |
| 2010-01-28 | 27.39 | 26.65 | 285400 |
| 2010-01-27 | 27.25 | 27.44 | 194700 |
| 2010-01-26 | 27.89 | 27.25 | 252500 |
| 2010-01-25 | 27.88 | 27.90 | 158600 |
| 2010-01-22 | 27.87 | 27.76 | 276400 |
| 2010-01-21 | 28.95 | 27.97 | 324600 |
| 2010-01-20 | 29.18 | 28.84 | 262400 |
| 2010-01-19 | 29.11 | 29.41 | 183300 |
| 2010-01-15 | 29.61 | 29.11 | 255500 |
| 2010-01-14 | 29.72 | 29.70 | 246200 |
Other Companies: 01-11-2007 | Albany Molecular Research Inc. | 01-11-2009
Granite Construction Incorporated | 01-21-2008 | Infinity Pharmaceuticals, Inc.