| Date | Open | Close | Volume |
| 2010-03-03 | 218.16 | 216.08 | 500900 |
| 2010-03-02 | 219.89 | 216.41 | 568200 |
| 2010-03-01 | 217.91 | 218.00 | 389700 |
| 2010-02-26 | 217.50 | 218.80 | 302500 |
| 2010-02-25 | 216.50 | 218.30 | 359100 |
| 2010-02-24 | 217.25 | 218.36 | 280500 |
| 2010-02-23 | 217.56 | 214.87 | 276000 |
| 2010-02-22 | 217.52 | 217.23 | 374900 |
| 2010-02-19 | 214.25 | 215.51 | 294800 |
| 2010-02-18 | 214.40 | 213.73 | 350900 |
| 2010-02-17 | 210.40 | 213.09 | 372500 |
| 2010-02-16 | 208.30 | 210.41 | 277100 |
| 2010-02-12 | 205.38 | 207.16 | 396400 |
| 2010-02-11 | 210.77 | 207.30 | 437100 |
| 2010-02-10 | 208.13 | 211.13 | 619400 |
| 2010-02-09 | 206.87 | 208.88 | 564800 |
| 2010-02-08 | 209.40 | 204.66 | 356400 |
| 2010-02-05 | 210.44 | 208.79 | 884900 |
| 2010-02-04 | 216.79 | 211.25 | 540500 |
| 2010-02-03 | 215.81 | 220.64 | 601700 |
| 2010-02-02 | 212.85 | 216.00 | 716700 |
| 2010-02-01 | 215.25 | 216.57 | 426400 |
| 2010-01-29 | 224.81 | 213.82 | 483100 |
| 2010-01-28 | 227.00 | 219.64 | 632900 |
| 2010-01-27 | 228.36 | 226.77 | 560200 |
| 2010-01-26 | 224.55 | 224.71 | 203100 |
| 2010-01-25 | 225.44 | 226.46 | 195600 |
| 2010-01-22 | 229.49 | 225.00 | 282600 |
| 2010-01-21 | 240.02 | 230.24 | 354700 |
| 2010-01-20 | 239.00 | 238.26 | 203000 |
| 2010-01-19 | 237.69 | 240.01 | 187600 |
| 2010-01-15 | 237.85 | 238.09 | 197000 |
Other Companies: 04-08-2008 | optionsXpress Holdings, Inc. | 05-13-2008
Red Hat Inc. | 12-25-2008 | PPG Industries Inc.