Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $53.86 | 4,991 | Large Shareholder, Officer, Director | 1,830,861 | 2011-09-20 | Filing |
| $53.77 | 9 | Large Shareholder, Officer, Director | 1,825,870 | 2011-09-20 | Filing |
| $53.70 | 100 | Large Shareholder, Officer, Director | 1,825,861 | 2011-09-19 | Filing |
| $53.00 | 500 | Large Shareholder, Officer, Director | 1,825,761 | 2011-09-19 | Filing |
| $55.00 | 5,000 | Large Shareholder, Officer, Director | 1,825,261 | 2011-09-16 | Filing |
| $54.00 | 8,059 | Large Shareholder, Officer, Director | 1,820,261 | 2011-09-16 | Filing |
| $55.00 | 10,000 | Large Shareholder, Officer, Director | 181,202 | 2011-09-14 | Filing |
| $54.38 | 2,800 | Large Shareholder, Officer, Director | 1,802,202 | 2011-09-13 | Filing |
| $54.32 | 100 | Large Shareholder, Officer, Director | 1,799,402 | 2011-09-13 | Filing |
| $54.24 | 3,750 | Large Shareholder, Officer, Director | 1,799,302 | 2011-09-13 | Filing |
| $54.17 | 300 | Large Shareholder, Officer, Director | 1,795,552 | 2011-09-13 | Filing |
| $54.16 | 1,600 | Large Shareholder, Officer, Director | 1,795,252 | 2011-09-13 | Filing |
| $54.15 | 200 | Large Shareholder, Officer, Director | 1,793,652 | 2011-09-13 | Filing |
| $53.75 | 5,000 | Large Shareholder, Officer, Director | 1,793,452 | 2011-09-12 | Filing |
| $53.45 | 5,000 | Large Shareholder, Officer, Director | 1,788,452 | 2011-09-12 | Filing |
| $55.75 | 5,000 | Large Shareholder, Officer, Director | 1,783,452 | 2011-09-09 | Filing |
| $57.70 | 12 | Large Shareholder, Officer, Director | 1,778,452 | 2011-09-08 | Filing |
| $57.75 | 4,988 | Large Shareholder, Officer, Director | 1,778,440 | 2011-09-08 | Filing |
| $59.50 | 5,000 | Large Shareholder, Officer, Director | 1,773,452 | 2011-09-06 | Filing |
| $58.75 | 5,000 | Large Shareholder, Officer, Director | 1,768,452 | 2011-09-02 | Filing |