| Date | Open | Close | Volume |
| 2010-03-02 | 17.27 | 17.45 | 35700 |
| 2010-03-01 | 17.17 | 17.21 | 26200 |
| 2010-02-26 | 17.22 | 17.03 | 29400 |
| 2010-02-25 | 17.21 | 17.17 | 24000 |
| 2010-02-24 | 17.19 | 17.45 | 26500 |
| 2010-02-23 | 17.07 | 17.14 | 24000 |
| 2010-02-22 | 16.75 | 17.05 | 21700 |
| 2010-02-19 | 17.08 | 17.00 | 34100 |
| 2010-02-18 | 16.73 | 17.08 | 18600 |
| 2010-02-17 | 16.94 | 17.00 | 22400 |
| 2010-02-16 | 16.80 | 16.90 | 11600 |
| 2010-02-12 | 16.58 | 16.70 | 41300 |
| 2010-02-11 | 15.98 | 16.73 | 27500 |
| 2010-02-10 | 16.00 | 16.09 | 18300 |
| 2010-02-09 | 16.07 | 16.10 | 22000 |
| 2010-02-08 | 16.40 | 15.81 | 32600 |
| 2010-02-05 | 16.04 | 16.37 | 25200 |
| 2010-02-04 | 16.54 | 16.03 | 38600 |
| 2010-02-03 | 16.72 | 16.63 | 26800 |
| 2010-02-02 | 16.89 | 16.84 | 46300 |
| 2010-02-01 | 17.09 | 16.93 | 93900 |
| 2010-01-29 | 16.00 | 17.09 | 292900 |
| 2010-01-28 | 15.91 | 15.93 | 81400 |
| 2010-01-27 | 15.15 | 15.92 | 37200 |
| 2010-01-26 | 15.15 | 15.20 | 42300 |
| 2010-01-25 | 15.17 | 15.25 | 40200 |
| 2010-01-22 | 14.98 | 15.16 | 37000 |
| 2010-01-21 | 15.14 | 14.95 | 69300 |
| 2010-01-20 | 15.11 | 15.11 | 61900 |
| 2010-01-19 | 15.15 | 15.18 | 38600 |
| 2010-01-15 | 15.49 | 15.16 | 59800 |
| 2010-01-14 | 15.27 | 15.42 | 29900 |
Other Companies: 08-29-2007 | RadNet, Inc. | 02-01-2007-1
Alvarion Ltd. | 05-08-2009 | MFS Charter Income Trust