| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $47.49 | 250 | $11,872.50 | 3,255 | 2012-03-15 | Filing |
| Director | $45.68 | 1,000 | $45,680.00 | 50,100 | 2012-03-09 | Filing |
| Officer | $35.35 | 340 | $12,019.00 | 0 | 2012-02-29 | Filing |
| Director | $46.62 | 2,000 | $93,240.00 | 51,100 | 2012-02-24 | Filing |
| Large Shareholder, Officer, Director | $46.78 | 3,800 | $177,764.00 | 1,008,054 | 2012-02-21 | Filing |
| Large Shareholder, Officer, Director | $46.69 | 3,800 | $177,422.00 | 768,910 | 2012-02-21 | Filing |
| Large Shareholder, Officer, Director | $46.66 | 1,900 | $88,654.00 | 1,011,854 | 2012-02-17 | Filing |
| Large Shareholder, Officer, Director | $46.65 | 1,900 | $88,635.00 | 772,710 | 2012-02-17 | Filing |
| Large Shareholder, Officer, Director | $45.89 | 2,100 | $96,369.00 | 1,013,754 | 2012-02-16 | Filing |
| Large Shareholder, Officer, Director | $45.86 | 2,100 | $96,306.00 | 774,610 | 2012-02-16 | Filing |
| Large Shareholder, Officer, Director | $46.17 | 300 | $13,851.00 | 1,015,854 | 2012-02-15 | Filing |
| Large Shareholder, Officer, Director | $46.18 | 300 | $13,854.00 | 776,710 | 2012-02-15 | Filing |
| Large Shareholder, Officer, Director | $46.50 | 100 | $4,650.00 | 1,016,154 | 2012-02-14 | Filing |
| Large Shareholder, Officer, Director | $46.66 | 100 | $4,666.00 | 777,010 | 2012-02-14 | Filing |
| Large Shareholder, Officer, Director | $46.75 | 2,000 | $93,500.00 | 1,016,254 | 2012-02-13 | Filing |
| Large Shareholder, Officer, Director | $46.74 | 2,000 | $93,480.00 | 777,110 | 2012-02-13 | Filing |
| Large Shareholder, Officer, Director | $46.50 | 200 | $9,300.00 | 1,018,254 | 2012-02-10 | Filing |
| Large Shareholder, Officer, Director | $46.50 | 200 | $9,300.00 | 779,110 | 2012-02-10 | Filing |
| Large Shareholder, Officer, Director | $47.11 | 1,200 | $56,532.00 | 1,018,454 | 2012-02-09 | Filing |
| Large Shareholder, Officer, Director | $47.10 | 1,200 | $56,520.00 | 779,310 | 2012-02-09 | Filing |