| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $39.27 | 15,640 | $614,182.80 | 68,432 | 2013-02-22 | Filing |
| Officer | $39.17 | 3,170 | $124,168.90 | 84,072 | 2013-02-22 | Filing |
| Officer, Director | $40.00 | 320,000 | $12,800,000.00 | 350,606 | 2013-01-28 | Filing |
| Large Shareholder, Officer, Director | $36.94 | 12,500 | $461,750.00 | 68,175 | 2012-12-26 | Filing |
| Other | $36.94 | 12,500 | $461,750.00 | 68,175 | 2012-12-26 | Filing |
| Officer | $37.10 | 19,000 | $704,900.00 | 36,941 | 2012-12-24 | Filing |
| Large Shareholder | $37.04 | 25,000 | $926,000.00 | 152,274 | 2012-12-18 | Filing |
| Large Shareholder | $36.42 | 66,220 | $2,411,732.40 | 177,274 | 2012-12-17 | Filing |
| Large Shareholder, Officer, Director | $37.04 | 25,000 | $926,000.00 | 152,274 | 2012-12-18 | Filing |
| Large Shareholder, Officer, Director | $36.42 | 66,220 | $2,411,732.40 | 177,274 | 2012-12-17 | Filing |
| Large Shareholder, Officer, Director | $36.15 | 33,780 | $1,221,147.00 | 243,494 | 2012-12-14 | Filing |
| Large Shareholder, Officer, Director | $35.92 | 25,000 | $898,000.00 | 530,915 | 2012-12-14 | Filing |
| Large Shareholder, Officer, Director | $35.70 | 25,000 | $892,500.00 | 555,915 | 2012-12-13 | Filing |
| Large Shareholder | $36.15 | 33,780 | $1,221,147.00 | 243,494 | 2012-12-14 | Filing |
| Large Shareholder | $35.92 | 25,000 | $898,000.00 | 530,915 | 2012-12-14 | Filing |
| Large Shareholder | $35.70 | 25,000 | $892,500.00 | 555,915 | 2012-12-13 | Filing |
| Large Shareholder | $36.02 | 140,000 | $5,042,800.00 | 1,243,097 | 2012-12-14 | Filing |
| Officer | $36.09 | 75,400 | $2,721,186.00 | 96,217 | 2012-12-14 | Filing |
| Large Shareholder, Officer, Director | $35.75 | 19,103 | $682,932.25 | 6,315,302 | 2012-12-14 | Filing |
| Large Shareholder, Officer, Director | $36.11 | 30,988 | $1,118,976.68 | 277,274 | 2012-12-12 | Filing |