Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $23.40 | 20,000 | Director | 4,000 | 2011-02-07 | Filing |
| $23.52 | 7,200 | Officer | 0 | 2011-02-07 | Filing |
| $23.52 | 4,900 | Officer | 0 | 2011-02-04 | Filing |
| $23.55 | 7,900 | Officer | 0 | 2011-02-03 | Filing |
| $22.57 | 1,000 | Officer | 0 | 2011-01-18 | Filing |
| $22.57 | 2,500 | Officer | 0 | 2011-01-18 | Filing |
| $22.25 | 4,000 | Officer | 0 | 2011-01-07 | Filing |
| $22.14 | 5,175 | Officer | 0 | 2011-01-07 | Filing |
| $21.82 | 34,825 | Officer | 0 | 2011-01-06 | Filing |
| $21.50 | 1,344 | Officer | 1 | 2011-01-06 | Filing |
| $19.50 | 3,215 | Officer | 1 | 2011-01-04 | Filing |
| $19.51 | 46,785 | Officer | 1 | 2011-01-03 | Filing |
| $19.21 | 9,962 | Large Shareholder, Officer, Director | 3,839,962 | 2011-01-04 | Filing |
| $19.28 | 9,961 | Large Shareholder, Officer, Director | 3,849,924 | 2011-01-03 | Filing |
| $19.21 | 5,604 | Large Shareholder, Officer, Director | 2,139,156 | 2011-01-04 | Filing |
| $19.28 | 5,603 | Large Shareholder, Officer, Director | 2,144,760 | 2011-01-03 | Filing |
| $20.19 | 6,989 | Officer | 1 | 2010-12-22 | Filing |
| $20.49 | 12,448 | Large Shareholder, Officer, Director | 3,859,885 | 2010-12-21 | Filing |
| $20.42 | 12,448 | Large Shareholder, Officer, Director | 3,872,333 | 2010-12-20 | Filing |
| $20.49 | 7,002 | Large Shareholder, Officer, Director | 2,150,363 | 2010-12-21 | Filing |