| Date | Open | Close | Volume |
| 2010-03-02 | 31.51 | 31.80 | 102300 |
| 2010-03-01 | 31.34 | 31.79 | 55200 |
| 2010-02-26 | 32.08 | 31.32 | 33200 |
| 2010-02-25 | 31.88 | 32.11 | 21400 |
| 2010-02-24 | 32.01 | 32.34 | 17000 |
| 2010-02-23 | 31.82 | 32.03 | 30200 |
| 2010-02-22 | 31.82 | 31.89 | 28000 |
| 2010-02-19 | 31.96 | 31.89 | 41700 |
| 2010-02-18 | 31.37 | 31.94 | 31500 |
| 2010-02-17 | 31.05 | 31.24 | 37400 |
| 2010-02-16 | 30.86 | 30.85 | 32200 |
| 2010-02-12 | 30.41 | 30.56 | 41000 |
| 2010-02-11 | 29.90 | 30.60 | 41700 |
| 2010-02-10 | 29.90 | 30.02 | 36600 |
| 2010-02-09 | 30.03 | 30.08 | 33900 |
| 2010-02-08 | 29.79 | 29.80 | 45200 |
| 2010-02-05 | 29.85 | 29.90 | 72600 |
| 2010-02-04 | 30.22 | 29.83 | 84200 |
| 2010-02-03 | 31.00 | 30.41 | 52400 |
| 2010-02-02 | 30.99 | 31.04 | 41300 |
| 2010-02-01 | 30.98 | 31.06 | 44500 |
| 2010-01-29 | 31.43 | 30.77 | 101900 |
| 2010-01-28 | 31.83 | 31.23 | 49900 |
| 2010-01-27 | 31.54 | 31.84 | 36500 |
| 2010-01-26 | 32.12 | 31.65 | 42400 |
| 2010-01-25 | 32.09 | 32.10 | 77300 |
| 2010-01-22 | 31.82 | 31.78 | 42300 |
| 2010-01-21 | 32.46 | 31.75 | 51300 |
| 2010-01-20 | 32.52 | 32.35 | 78600 |
| 2010-01-19 | 32.07 | 32.78 | 90800 |
| 2010-01-15 | 32.28 | 31.92 | 107700 |
| 2010-01-14 | 32.15 | 32.16 | 67100 |
Other Companies: 11-30-2007-1 | Brinks Co. | 02-20-2008
Quantum Fuel Systems Technologies Worldwide Inc. | 05-20-2009-1 | Enerplus Resources Fund