| Date | Open | Close | Volume |
| 2010-03-02 | 10.04 | 9.99 | 1401600 |
| 2010-03-01 | 10.00 | 10.00 | 1424000 |
| 2010-02-26 | 9.40 | 9.85 | 915500 |
| 2010-02-25 | 9.44 | 9.37 | 946800 |
| 2010-02-24 | 8.90 | 9.58 | 1434300 |
| 2010-02-23 | 8.74 | 8.85 | 908600 |
| 2010-02-22 | 8.51 | 8.72 | 507800 |
| 2010-02-19 | 8.44 | 8.51 | 449700 |
| 2010-02-18 | 8.29 | 8.44 | 208700 |
| 2010-02-17 | 8.40 | 8.31 | 332100 |
| 2010-02-16 | 8.25 | 8.37 | 380500 |
| 2010-02-12 | 7.84 | 8.22 | 574600 |
| 2010-02-11 | 7.79 | 8.06 | 405600 |
| 2010-02-10 | 7.65 | 7.84 | 376400 |
| 2010-02-09 | 7.51 | 7.66 | 2119200 |
| 2010-02-08 | 7.35 | 7.35 | 578400 |
| 2010-02-05 | 7.27 | 7.39 | 952800 |
| 2010-02-04 | 7.37 | 7.23 | 525900 |
| 2010-02-03 | 7.50 | 7.44 | 572000 |
| 2010-02-02 | 7.45 | 7.53 | 595700 |
| 2010-02-01 | 7.55 | 7.46 | 630200 |
| 2010-01-29 | 7.50 | 7.48 | 892000 |
| 2010-01-28 | 7.75 | 7.47 | 633500 |
| 2010-01-27 | 7.56 | 7.73 | 472200 |
| 2010-01-26 | 7.76 | 7.59 | 440400 |
| 2010-01-25 | 7.81 | 7.76 | 312000 |
| 2010-01-22 | 8.15 | 7.77 | 717600 |
| 2010-01-21 | 7.89 | 8.15 | 708900 |
| 2010-01-20 | 7.93 | 7.89 | 579600 |
| 2010-01-19 | 7.92 | 8.00 | 472300 |
| 2010-01-15 | 8.18 | 7.95 | 442900 |
| 2010-01-14 | 8.00 | 8.16 | 288200 |
Other Companies: 05-07-2009-1 | TC Pipelines LP | 10-06-2008
Global Crossing Ltd. | 06-15-2008-1 | TerreStar Corporation