| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $55.31 | 6,400 | $353,984.00 | 45,349 | 2012-02-06 | Filing |
| Officer, Director | $53.30 | 1,334 | $71,102.20 | 7,660 | 2012-01-19 | Filing |
| Officer | $55.00 | 267 | $14,685.00 | 45,349 | 2012-01-19 | Filing |
| Director | $50.74 | 15,000 | $761,100.00 | 11,500 | 2012-01-17 | Filing |
| Officer | $35.34 | 7,500 | $265,050.00 | 26,536 | 2011-12-16 | Filing |
| Large Shareholder | $39.95 | 38,880 | $1,553,256.00 | 7,930,000 | 2011-12-06 | Filing |
| Large Shareholder | $41.29 | 28,859 | $1,191,588.11 | 7,968,880 | 2011-12-05 | Filing |
| Large Shareholder | $41.44 | 2,261 | $93,695.84 | 7,997,739 | 2011-12-02 | Filing |
| Large Shareholder, Officer, Director | $39.95 | 82,860 | $3,310,257.00 | 7,354,002 | 2011-12-06 | Filing |
| Large Shareholder, Officer, Director | $39.95 | 27,879 | $1,113,766.05 | 1,852,931 | 2011-12-06 | Filing |
| Large Shareholder, Officer, Director | $41.29 | 62,265 | $2,570,921.85 | 7,436,862 | 2011-12-05 | Filing |
| Large Shareholder, Officer, Director | $41.29 | 20,514 | $847,023.06 | 1,880,810 | 2011-12-05 | Filing |
| Large Shareholder, Officer, Director | $41.44 | 4,875 | $202,020.00 | 7,499,127 | 2011-12-02 | Filing |
| Large Shareholder, Officer, Director | $41.44 | 1,607 | $66,594.08 | 1,901,324 | 2011-12-02 | Filing |
| Officer | $51.23 | 12,199 | $624,954.77 | 34,036 | 2011-11-04 | Filing |
| Officer | $51.25 | 15,000 | $768,750.00 | 39,074 | 2011-11-03 | Filing |
| Officer | $63.00 | 688 | $43,344.00 | 110,616 | 2011-09-19 | Filing |
| Officer | $57.52 | 10,000 | $575,200.00 | 45,349 | 2011-08-30 | Filing |
| Officer | $63.13 | 687 | $43,370.31 | 110,616 | 2011-08-02 | Filing |
| Officer | $74.82 | 10,000 | $748,200.00 | 45,349 | 2011-07-07 | Filing |