Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $59.75 | 2,000 | Large Shareholder, Officer, Director | 1,763,452 | 2011-09-01 | Filing |
| $59.60 | 500 | Large Shareholder, Officer, Director | 1,761,452 | 2011-08-29 | Filing |
| $59.42 | 1,346 | Large Shareholder, Officer, Director | 1,760,952 | 2011-08-29 | Filing |
| $59.33 | 11 | Large Shareholder, Officer, Director | 1,759,606 | 2011-08-29 | Filing |
| $59.25 | 8,643 | Large Shareholder, Officer, Director | 1,759,595 | 2011-08-29 | Filing |
| $58.00 | 2,502 | Large Shareholder, Officer, Director | 1,750,952 | 2011-08-26 | Filing |
| $57.85 | 1,499 | Large Shareholder, Officer, Director | 1,748,450 | 2011-08-26 | Filing |
| $57.75 | 100 | Large Shareholder, Officer, Director | 1,746,951 | 2011-08-26 | Filing |
| $57.64 | 100 | Large Shareholder, Officer, Director | 1,746,851 | 2011-08-26 | Filing |
| $57.61 | 400 | Large Shareholder, Officer, Director | 1,746,751 | 2011-08-26 | Filing |
| $57.54 | 399 | Large Shareholder, Officer, Director | 1,746,351 | 2011-08-26 | Filing |
| $55.40 | 4,900 | Large Shareholder, Officer, Director | 1,745,952 | 2011-08-26 | Filing |
| $55.20 | 100 | Large Shareholder, Officer, Director | 1,741,052 | 2011-08-26 | Filing |
| $55.00 | 5,000 | Large Shareholder, Officer, Director | 1,740,952 | 2011-08-25 | Filing |
| $53.40 | 500 | Large Shareholder, Officer, Director | 1,735,952 | 2011-08-24 | Filing |
| $53.36 | 500 | Large Shareholder, Officer, Director | 1,735,452 | 2011-08-24 | Filing |
| $53.35 | 500 | Large Shareholder, Officer, Director | 1,734,952 | 2011-08-24 | Filing |
| $53.34 | 500 | Large Shareholder, Officer, Director | 1,734,452 | 2011-08-24 | Filing |
| $53.30 | 400 | Large Shareholder, Officer, Director | 1,733,952 | 2011-08-24 | Filing |
| $51.00 | 849 | Large Shareholder, Officer, Director | 1,733,552 | 2011-08-23 | Filing |