| Date | Open | Close | Volume |
| 2010-03-02 | 12.42 | 12.49 | 22900 |
| 2010-03-01 | 12.39 | 12.50 | 14300 |
| 2010-02-26 | 12.32 | 12.27 | 18600 |
| 2010-02-25 | 12.26 | 12.26 | 26600 |
| 2010-02-24 | 12.28 | 12.32 | 18900 |
| 2010-02-23 | 12.18 | 12.19 | 15400 |
| 2010-02-22 | 12.30 | 12.27 | 14300 |
| 2010-02-19 | 12.16 | 12.29 | 6800 |
| 2010-02-18 | 12.15 | 12.23 | 8800 |
| 2010-02-17 | 12.12 | 12.20 | 11200 |
| 2010-02-16 | 12.05 | 12.17 | 8400 |
| 2010-02-12 | 12.00 | 11.99 | 8400 |
| 2010-02-11 | 11.99 | 12.02 | 23700 |
| 2010-02-10 | 12.08 | 11.92 | 14600 |
| 2010-02-09 | 11.93 | 11.97 | 5200 |
| 2010-02-08 | 11.64 | 11.79 | 14900 |
| 2010-02-05 | 11.80 | 11.80 | 14600 |
| 2010-02-04 | 12.00 | 11.80 | 12500 |
| 2010-02-03 | 12.19 | 12.16 | 35000 |
| 2010-02-02 | 12.16 | 12.28 | 11500 |
| 2010-02-01 | 12.16 | 12.19 | 20600 |
| 2010-01-29 | 12.13 | 12.11 | 35800 |
| 2010-01-28 | 12.11 | 12.14 | 13100 |
| 2010-01-27 | 12.17 | 12.14 | 10200 |
| 2010-01-26 | 12.23 | 12.29 | 15600 |
| 2010-01-25 | 12.20 | 12.30 | 18200 |
| 2010-01-22 | 12.58 | 12.35 | 11400 |
| 2010-01-21 | 12.64 | 12.53 | 33700 |
| 2010-01-20 | 12.35 | 12.64 | 50600 |
| 2010-01-19 | 12.40 | 12.56 | 39900 |
| 2010-01-15 | 12.52 | 12.39 | 22900 |
| 2010-01-14 | 12.81 | 12.52 | 31200 |
Other Companies: 01-08-2007-1 | Lionbridge Technologies Inc. | 06-11-2008
Network Engines Inc. | 11-10-2007 | Nuveen Pennsylvania Premium Income Municipal Fund 2