Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $56.52 | 41,000 | Large Shareholder, Officer, Director | 205,200 | 2011-10-27 | Filing |
| $55.00 | 3,800 | Large Shareholder, Officer, Director | 246,200 | 2011-10-12 | Filing |
| $54.01 | 10,000 | Large Shareholder, Officer, Director | 250,000 | 2011-10-12 | Filing |
| $53.36 | 25,000 | Large Shareholder, Officer, Director | 260,000 | 2011-10-10 | Filing |
| $52.62 | 9,800 | Large Shareholder, Officer, Director | 285,000 | 2011-10-10 | Filing |
| $52.50 | 5,200 | Large Shareholder, Officer, Director | 294,800 | 2011-10-07 | Filing |
| $50.00 | 50,000 | Large Shareholder, Officer, Director | 0 | 2011-10-05 | Filing |
| $48.13 | 800 | Large Shareholder, Officer, Director | 0 | 2011-10-03 | Filing |
| $47.51 | 49,200 | Large Shareholder, Officer, Director | 800 | 2011-10-03 | Filing |
| $50.50 | 20,000 | Officer, Director | 35,232 | 2011-09-30 | Filing |
| $52.06 | 40,000 | Officer, Director | 35,232 | 2011-09-29 | Filing |
| $56.48 | 5,000 | Officer, Director | 35,232 | 2011-09-27 | Filing |
| $57.09 | 25,000 | Officer, Director | 40,232 | 2011-09-27 | Filing |
| $54.75 | 10,000 | Officer, Director | 35,232 | 2011-09-26 | Filing |
| $54.99 | 20,000 | Officer, Director | 45,232 | 2011-09-26 | Filing |
| $55.34 | 10,000 | Officer, Director | 35,232 | 2011-09-23 | Filing |
| $60.82 | 10,000 | Director | 0 | 2011-09-19 | Filing |
| $60.86 | 13,000 | Director | 10,000 | 2011-09-19 | Filing |
| $59.02 | 3,862 | Director | 18,358 | 2011-09-19 | Filing |
| $118.00 | 25,000 | Large Shareholder, Officer, Director | 0 | 2011-07-05 | Filing |