| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder | $57.31 | 35,675 | $2,044,534.25 | 2,862,162 | 2011-05-05 | Filing |
| Large Shareholder | $57.62 | 137,350 | $7,914,107.00 | 19,390,485 | 2011-05-06 | Filing |
| Large Shareholder | $57.31 | 50,796 | $2,911,118.76 | 19,527,835 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.62 | 40,887 | $2,355,908.94 | 3,314,361 | 2011-05-06 | Filing |
| Large Shareholder, Director | $57.31 | 15,121 | $866,584.51 | 3,355,248 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.64 | 400 | $23,056.00 | 0 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.63 | 300 | $17,289.00 | 400 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.62 | 200 | $11,524.00 | 700 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.61 | 500 | $28,805.00 | 900 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.60 | 2,877 | $165,715.20 | 1,400 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.55 | 2,738 | $157,571.90 | 4,277 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.53 | 600 | $34,518.00 | 7,015 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.52 | 300 | $17,256.00 | 7,615 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.51 | 700 | $40,257.00 | 7,915 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.51 | 100 | $5,750.50 | 8,615 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.50 | 3,300 | $189,750.00 | 8,715 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.27 | 200 | $11,454.00 | 12,015 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.26 | 100 | $5,726.00 | 12,215 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.25 | 400 | $22,900.00 | 12,315 | 2011-05-05 | Filing |
| Large Shareholder, Director | $57.24 | 1,000 | $57,240.00 | 12,715 | 2011-05-05 | Filing |