Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $51.25 | 25,908 | Large Shareholder, Officer, Director | 1,750,000 | 2012-09-20 | Filing |
| $52.15 | 31,217 | Large Shareholder, Officer, Director | 1,775,908 | 2012-09-19 | Filing |
| $52.64 | 86,733 | Large Shareholder, Officer, Director | 1,807,125 | 2012-09-18 | Filing |
| $54.25 | 3,061 | Large Shareholder, Officer, Director | 1,893,858 | 2012-09-17 | Filing |
| $54.45 | 32,171 | Large Shareholder, Officer, Director | 1,896,919 | 2012-09-14 | Filing |
| $55.25 | 2,308 | Large Shareholder, Officer, Director | 1,929,090 | 2012-09-12 | Filing |
| $55.75 | 68,602 | Large Shareholder, Officer, Director | 1,931,398 | 2012-09-11 | Filing |
| $64.66 | 4,040 | Officer | 8,250 | 2012-02-27 | Filing |
| $64.38 | 3,159 | Officer | 3,000 | 2012-02-21 | Filing |
| $59.00 | 19,000 | Director | 71,252 | 2011-12-23 | Filing |
| $59.62 | 7,000 | Director | 90,252 | 2011-12-22 | Filing |
| $59.66 | 7,000 | Director | 97,252 | 2011-12-21 | Filing |
| $59.15 | 23,000 | Director | 104,252 | 2011-12-20 | Filing |
| $59.36 | 4,000 | Director | 127,252 | 2011-12-16 | Filing |
| $60.27 | 19,392 | Large Shareholder, Officer, Director | 2,000,000 | 2011-02-23 | Filing |
| $59.80 | 14,899 | Large Shareholder, Officer, Director | 2,019,392 | 2011-02-22 | Filing |
| $59.22 | 5,445 | Large Shareholder, Officer, Director | 2,034,291 | 2011-02-18 | Filing |
| $59.13 | 7,577 | Large Shareholder, Officer, Director | 2,039,736 | 2011-02-17 | Filing |
| $58.66 | 17,023 | Large Shareholder, Officer, Director | 2,047,313 | 2011-02-16 | Filing |
| $57.78 | 6,627 | Large Shareholder, Officer, Director | 2,064,336 | 2011-02-15 | Filing |