| Date | Open | Close | Volume |
| 2010-03-02 | 19.38 | 19.63 | 213000 |
| 2010-03-01 | 19.06 | 19.40 | 200200 |
| 2010-02-26 | 19.11 | 19.06 | 146800 |
| 2010-02-25 | 18.77 | 19.05 | 156300 |
| 2010-02-24 | 18.88 | 18.95 | 168200 |
| 2010-02-23 | 18.67 | 18.76 | 234700 |
| 2010-02-22 | 18.64 | 18.75 | 142000 |
| 2010-02-19 | 18.63 | 18.68 | 233600 |
| 2010-02-18 | 18.37 | 18.61 | 151800 |
| 2010-02-17 | 18.19 | 18.43 | 143500 |
| 2010-02-16 | 18.49 | 18.11 | 187000 |
| 2010-02-12 | 18.07 | 18.40 | 207700 |
| 2010-02-11 | 18.03 | 18.23 | 198500 |
| 2010-02-10 | 18.46 | 18.12 | 314200 |
| 2010-02-09 | 17.52 | 18.40 | 1082500 |
| 2010-02-08 | 16.95 | 16.77 | 123600 |
| 2010-02-05 | 16.84 | 16.93 | 152300 |
| 2010-02-04 | 17.23 | 16.78 | 182900 |
| 2010-02-03 | 17.29 | 17.31 | 124500 |
| 2010-02-02 | 17.28 | 17.32 | 235200 |
| 2010-02-01 | 17.27 | 17.31 | 130400 |
| 2010-01-29 | 17.45 | 17.22 | 240000 |
| 2010-01-28 | 17.78 | 17.43 | 345200 |
| 2010-01-27 | 17.43 | 17.70 | 251000 |
| 2010-01-26 | 17.63 | 17.46 | 532100 |
| 2010-01-25 | 17.92 | 17.70 | 165800 |
| 2010-01-22 | 18.43 | 17.78 | 556400 |
| 2010-01-21 | 18.57 | 18.40 | 219400 |
| 2010-01-20 | 19.14 | 18.52 | 199500 |
| 2010-01-19 | 18.45 | 18.74 | 159500 |
| 2010-01-15 | 18.69 | 18.46 | 181000 |
| 2010-01-14 | 18.74 | 18.67 | 184500 |
Other Companies: 05-25-2007-1 | Rackspace Hosting, Inc | 09-18-2008-1
Interactive Data Corporation | 03-27-2009-1 | GTX Inc.