Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $58.61 | 200 | Officer | 17,102 | 2012-08-30 | Filing |
| $58.11 | 200 | Officer | 17,302 | 2012-08-29 | Filing |
| $55.91 | 4,100 | Officer | 23,042 | 2012-08-28 | Filing |
| $57.40 | 200 | Officer | 17,502 | 2012-08-24 | Filing |
| $58.13 | 400 | Officer | 17,702 | 2012-08-23 | Filing |
| $59.07 | 4,211 | Officer | 17,402 | 2012-08-23 | Filing |
| $54.92 | 20,940 | Large Shareholder | 928,201 | 2012-08-14 | Filing |
| $54.92 | 10,470 | Large Shareholder, Director | 464,100 | 2012-08-14 | Filing |
| $54.92 | 10,470 | Large Shareholder, Officer, Director | 464,101 | 2012-08-14 | Filing |
| $54.92 | 10,470 | Large Shareholder, Director | 464,100 | 2012-08-14 | Filing |
| $54.92 | 20,940 | Large Shareholder | 928,201 | 2012-08-14 | Filing |
| $54.21 | 200 | Officer | 17,860 | 2012-06-08 | Filing |
| $54.33 | 400 | Officer | 18,060 | 2012-06-07 | Filing |
| $52.83 | 200 | Officer | 18,460 | 2012-06-06 | Filing |
| $51.18 | 200 | Officer | 18,660 | 2012-06-05 | Filing |
| $63.72 | 12,000 | Large Shareholder, Officer, Director | 34,656 | 2011-08-16 | Filing |
| $57.38 | 1,250 | Officer | 17,302 | 2011-08-11 | Filing |
| $69.21 | 800 | Officer | 0 | 2011-06-08 | Filing |
| $69.21 | 7,586 | Large Shareholder, Officer, Director | 474,571 | 2011-05-10 | Filing |
| $69.21 | 7,586 | Large Shareholder, Director | 474,570 | 2011-05-10 | Filing |