Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $21.88 | 6,000 | Director | 4,574,195 | 2011-08-29 | Filing |
| $21.88 | 6,000 | Large Shareholder, Officer, Director | 2,290,122 | 2011-08-29 | Filing |
| $54.07 | 1,400 | Officer, Other | 2,000 | 2011-07-22 | Filing |
| $48.06 | 37,400 | Director | 2,285,497 | 2011-05-31 | Filing |
| $48.00 | 53,290 | Director | 2,322,897 | 2011-05-27 | Filing |
| $48.06 | 37,400 | Large Shareholder, Officer, Director | 1,145,061 | 2011-05-31 | Filing |
| $48.00 | 53,290 | Large Shareholder, Officer, Director | 1,182,461 | 2011-05-27 | Filing |
| $48.01 | 2,200 | Officer | 2,000 | 2011-05-27 | Filing |
| $48.04 | 3,210 | Director | 2,376,187 | 2011-05-17 | Filing |
| $48.04 | 3,210 | Large Shareholder, Officer, Director | 1,235,751 | 2011-05-17 | Filing |
| $48.11 | 700 | Large Shareholder, Officer, Director | 1,238,961 | 2011-05-16 | Filing |
| $48.15 | 25,200 | Large Shareholder, Officer, Director | 1,239,661 | 2011-05-13 | Filing |
| $48.45 | 29,415 | Large Shareholder, Officer, Director | 1,264,861 | 2011-05-12 | Filing |
| $48.35 | 30,785 | Large Shareholder, Officer, Director | 1,294,276 | 2011-05-12 | Filing |
| $48.11 | 700 | Director | 2,379,397 | 2011-05-16 | Filing |
| $48.15 | 25,200 | Director | 2,380,097 | 2011-05-13 | Filing |
| $48.45 | 29,415 | Director | 2,405,297 | 2011-05-12 | Filing |
| $48.35 | 30,785 | Director | 2,434,712 | 2011-05-12 | Filing |
| $44.49 | 36,000 | Director | 2,463,664 | 2011-04-21 | Filing |
| $44.49 | 36,000 | Large Shareholder, Officer, Director | 1,325,061 | 2011-04-21 | Filing |