Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $181.00 | 80 | Large Shareholder, Officer, Director | 80 | 2012-02-29 | Filing |
| $176.25 | 162 | Large Shareholder, Officer, Director | 144,393 | 2012-02-27 | Filing |
| $176.25 | 5 | Large Shareholder, Officer, Director | 144,231 | 2012-02-27 | Filing |
| $176.25 | 555 | Large Shareholder, Officer, Director | 539,258 | 2012-02-27 | Filing |
| $175.38 | 51 | Large Shareholder, Officer, Director | 302,125 | 2011-12-30 | Filing |
| $168.50 | 500 | Large Shareholder, Officer, Director | 2,529 | 2011-12-19 | Filing |
| $169.00 | 1,449 | Large Shareholder, Officer, Director | 2,029 | 2011-12-19 | Filing |
| $192.21 | 15 | Large Shareholder, Officer, Director | 366,856 | 2011-05-31 | Filing |
| $177.67 | 300 | Large Shareholder, Officer, Director | 302,074 | 2012-01-06 | Filing |
| $174.50 | 550 | Officer, Director | 122,595 | 2011-12-29 | Filing |
| $174.50 | 550 | Large Shareholder, Officer, Director | 623,326 | 2011-12-29 | Filing |
| $181.00 | 100 | Large Shareholder, Officer, Director | 2,439 | 2011-12-27 | Filing |
| $176.00 | 110 | Large Shareholder, Officer, Director | 2,339 | 2011-12-20 | Filing |
| $168.50 | 500 | Large Shareholder, Officer, Director | 2,229 | 2011-12-19 | Filing |
| $169.00 | 1,149 | Large Shareholder, Officer, Director | 1,729 | 2011-12-19 | Filing |
| $172.25 | 375 | Large Shareholder, Officer, Director | 757 | 2011-12-09 | Filing |
| $172.00 | 300 | Large Shareholder, Officer, Director | 301,774 | 2011-12-06 | Filing |
| $160.00 | 100 | Large Shareholder, Officer, Director | 3,456 | 2011-11-23 | Filing |
| $172.00 | 1,350 | Large Shareholder, Officer, Director | 619,900 | 2011-11-21 | Filing |
| $172.00 | 700 | Large Shareholder, Officer, Director | 700 | 2011-11-21 | Filing |