| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Director | $36.97 | 1,355 | $50,094.35 | 13,396 | 2013-05-16 | Filing |
| Director | $36.90 | 249 | $9,188.10 | 14,751 | 2013-05-16 | Filing |
| Director | $37.77 | 1,000 | $37,765.00 | 84,300 | 2013-05-15 | Filing |
| Large Shareholder, Officer, Director | $36.99 | 1,400 | $51,786.00 | 926,331 | 2013-05-14 | Filing |
| Large Shareholder, Officer, Director | $37.16 | 1,600 | $59,448.00 | 927,731 | 2013-05-14 | Filing |
| Large Shareholder, Officer, Director | $36.90 | 1,139 | $42,029.10 | 929,331 | 2013-05-14 | Filing |
| Large Shareholder, Officer, Director | $36.51 | 1,500 | $54,757.50 | 930,470 | 2013-05-13 | Filing |
| Large Shareholder, Officer, Director | $36.55 | 1,811 | $66,192.05 | 931,970 | 2013-05-13 | Filing |
| Large Shareholder, Officer, Director | $36.50 | 1,400 | $51,100.00 | 933,781 | 2013-05-13 | Filing |
| Large Shareholder, Officer, Director | $36.50 | 1,600 | $58,400.00 | 935,181 | 2013-05-13 | Filing |
| Large Shareholder, Officer, Director | $36.95 | 1,600 | $59,120.00 | 936,781 | 2013-05-10 | Filing |
| Large Shareholder, Officer, Director | $36.87 | 1,000 | $36,870.00 | 938,381 | 2013-05-10 | Filing |
| Large Shareholder, Officer, Director | $36.95 | 1,900 | $70,205.00 | 939,381 | 2013-05-10 | Filing |
| Large Shareholder, Officer, Director | $36.88 | 1,000 | $36,880.00 | 941,281 | 2013-05-10 | Filing |
| Large Shareholder, Officer, Director | $36.80 | 2,000 | $73,600.00 | 942,281 | 2013-05-10 | Filing |
| Large Shareholder, Officer, Director | $37.00 | 1,089 | $40,293.00 | 944,281 | 2013-05-10 | Filing |
| Large Shareholder, Officer, Director | $37.19 | 176 | $6,545.19 | 945,370 | 2013-05-10 | Filing |
| Large Shareholder, Officer, Director | $37.63 | 600 | $22,578.00 | 945,546 | 2013-05-09 | Filing |
| Officer | $28.32 | 1,100 | $31,149.80 | 40,693 | 2013-03-18 | Filing |
| Officer | $28.31 | 200 | $5,662.00 | 41,793 | 2013-03-18 | Filing |