| Date | Open | Close | Volume |
| 2010-03-03 | 44.59 | 44.87 | 475900 |
| 2010-03-02 | 44.09 | 44.31 | 548000 |
| 2010-03-01 | 42.96 | 43.82 | 464000 |
| 2010-02-26 | 42.55 | 42.67 | 487100 |
| 2010-02-25 | 41.64 | 42.61 | 554200 |
| 2010-02-24 | 41.67 | 42.56 | 465700 |
| 2010-02-23 | 42.18 | 41.71 | 701600 |
| 2010-02-22 | 42.44 | 42.19 | 344100 |
| 2010-02-19 | 41.48 | 42.38 | 416100 |
| 2010-02-18 | 41.72 | 41.58 | 646400 |
| 2010-02-17 | 41.57 | 41.65 | 366800 |
| 2010-02-16 | 40.33 | 41.33 | 497600 |
| 2010-02-12 | 38.57 | 39.93 | 527400 |
| 2010-02-11 | 38.00 | 39.02 | 430600 |
| 2010-02-10 | 37.49 | 38.02 | 338600 |
| 2010-02-09 | 37.01 | 37.62 | 395500 |
| 2010-02-08 | 37.05 | 36.50 | 412800 |
| 2010-02-05 | 37.16 | 37.05 | 499600 |
| 2010-02-04 | 37.73 | 37.22 | 527100 |
| 2010-02-03 | 38.21 | 38.06 | 386600 |
| 2010-02-02 | 37.65 | 38.38 | 413200 |
| 2010-02-01 | 36.59 | 37.52 | 880200 |
| 2010-01-29 | 39.50 | 37.31 | 1572900 |
| 2010-01-28 | 37.80 | 37.48 | 344600 |
| 2010-01-27 | 37.85 | 37.59 | 402000 |
| 2010-01-26 | 38.11 | 38.10 | 354200 |
| 2010-01-25 | 38.68 | 38.29 | 216800 |
| 2010-01-22 | 39.21 | 38.18 | 216300 |
| 2010-01-21 | 40.26 | 39.25 | 274600 |
| 2010-01-20 | 40.43 | 40.15 | 217000 |
| 2010-01-19 | 40.12 | 40.91 | 198400 |
| 2010-01-15 | 40.71 | 40.16 | 461400 |
Other Companies: 06-14-2007-1 | STAAR Surgical Company | 02-27-2007-1
inTEST Corp. | 07-29-2007 | American Strategic Income Portfolio III