| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Director | $40.59 | 10,000 | $405,878.00 | 689,886 | 2010-11-10 | Filing |
| Officer, Director | $39.52 | 30,000 | $1,185,540.00 | 192,480 | 2010-10-29 | Filing |
| Large Shareholder, Director | $36.65 | 1,562 | $57,254.95 | 2,455,733 | 2010-10-25 | Filing |
| Large Shareholder, Director | $36.46 | 5,427 | $197,883.07 | 2,457,295 | 2010-09-27 | Filing |
| Large Shareholder, Director | $36.22 | 1,562 | $56,579.08 | 2,462,722 | 2010-09-27 | Filing |
| Large Shareholder, Director | $36.19 | 12,000 | $434,276.40 | 2,464,284 | 2010-09-24 | Filing |
| Large Shareholder, Director | $36.14 | 5,324 | $192,434.38 | 2,476,284 | 2010-09-21 | Filing |
| Large Shareholder, Director | $36.00 | 1,000 | $36,000.00 | 2,481,608 | 2010-09-20 | Filing |
| Large Shareholder, Director | $36.10 | 249 | $8,988.90 | 2,482,608 | 2010-09-03 | Filing |
| Large Shareholder, Director | $36.00 | 1,000 | $36,000.00 | 2,482,857 | 2010-09-03 | Filing |
| Large Shareholder, Director | $35.50 | 412 | $14,626.00 | 2,483,857 | 2010-09-02 | Filing |
| Large Shareholder, Director | $35.50 | 4,588 | $162,874.00 | 2,484,269 | 2010-09-01 | Filing |
| Large Shareholder, Director | $35.00 | 5,000 | $175,000.00 | 2,488,857 | 2010-09-01 | Filing |
| Large Shareholder, Director | $35.00 | 4,166 | $145,810.00 | 2,504,625 | 2010-08-27 | Filing |
| Large Shareholder, Director | $33.86 | 1,562 | $52,883.70 | 2,508,791 | 2010-08-25 | Filing |
| Director | $34.75 | 834 | $28,981.50 | 2,508,378 | 2010-08-11 | Filing |
| Director | $36.06 | 1,500 | $54,084.00 | 2,509,212 | 2010-08-10 | Filing |
| Director | $35.46 | 8,500 | $301,435.50 | 2,510,712 | 2010-08-10 | Filing |
| Director | $36.05 | 10,000 | $360,520.00 | 2,519,212 | 2010-08-09 | Filing |
| Large Shareholder, Director | $34.26 | 1,562 | $53,515.84 | 2,519,212 | 2010-07-26 | Filing |