Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $55.25 | 2,524 | Large Shareholder, Officer, Director | 400,010 | 2012-01-26 | Filing |
| $59.90 | 2,000 | Large Shareholder, Officer, Director | 397,486 | 2012-01-19 | Filing |
| $59.75 | 2,000 | Large Shareholder, Officer, Director | 395,486 | 2012-01-12 | Filing |
| $52.75 | 56 | Large Shareholder, Officer, Director | 393,486 | 2011-12-15 | Filing |
| $53.00 | 3,214 | Large Shareholder, Officer, Director | 393,430 | 2011-12-15 | Filing |
| $58.00 | 5,000 | Large Shareholder, Officer, Director | 390,216 | 2011-12-12 | Filing |
| $57.50 | 5,000 | Large Shareholder, Officer, Director | 385,216 | 2011-12-12 | Filing |
| $60.75 | 518 | Large Shareholder, Officer, Director | 2,122,339 | 2011-12-01 | Filing |
| $53.50 | 663 | Large Shareholder, Officer, Director | 2,121,821 | 2011-11-23 | Filing |
| $54.00 | 2,000 | Large Shareholder, Officer, Director | 2,121,158 | 2011-11-22 | Filing |
| $56.00 | 5,000 | Large Shareholder, Officer, Director | 2,119,158 | 2011-11-18 | Filing |
| $56.75 | 5,000 | Large Shareholder, Officer, Director | 2,114,158 | 2011-11-17 | Filing |
| $56.00 | 5,000 | Large Shareholder, Officer, Director | 2,109,158 | 2011-11-17 | Filing |
| $58.00 | 5,000 | Large Shareholder, Officer, Director | 2,104,158 | 2011-11-16 | Filing |
| $57.70 | 999 | Large Shareholder, Officer, Director | 2,099,158 | 2011-11-15 | Filing |
| $57.60 | 1 | Large Shareholder, Officer, Director | 2,098,159 | 2011-11-15 | Filing |
| $57.50 | 2,336 | Large Shareholder, Officer, Director | 2,098,158 | 2011-11-15 | Filing |
| $58.00 | 294 | Large Shareholder, Officer, Director | 2,095,822 | 2011-11-11 | Filing |
| $56.50 | 4,024 | Large Shareholder, Officer, Director | 2,095,528 | 2011-11-10 | Filing |
| $56.47 | 300 | Large Shareholder, Officer, Director | 2,091,504 | 2011-11-10 | Filing |