| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $143.04 | 500 | $71,520.05 | 13,898 | 2011-05-27 | Filing |
| Large Shareholder, Officer, Director | $143.04 | 302 | $43,198.08 | 14,398 | 2011-05-27 | Filing |
| Large Shareholder, Officer, Director | $143.02 | 100 | $14,302.00 | 14,700 | 2011-05-27 | Filing |
| Large Shareholder, Officer, Director | $143.00 | 200 | $28,600.00 | 14,800 | 2011-05-27 | Filing |
| Large Shareholder, Officer, Director | $140.67 | 200 | $28,134.00 | 0 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.57 | 300 | $42,171.03 | 200 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.56 | 300 | $42,168.03 | 500 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.56 | 100 | $14,056.00 | 800 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.55 | 200 | $28,110.02 | 900 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.53 | 200 | $28,106.02 | 1,100 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.41 | 100 | $14,041.00 | 1,300 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.40 | 500 | $70,200.00 | 1,400 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.39 | 1,000 | $140,390.10 | 1,900 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.39 | 13,600 | $1,909,304.00 | 2,900 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.30 | 400 | $56,120.00 | 16,500 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.29 | 1,000 | $140,290.30 | 16,900 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.29 | 700 | $98,203.07 | 17,900 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.29 | 868 | $121,771.72 | 18,600 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.28 | 200 | $28,056.02 | 19,468 | 2011-05-20 | Filing |
| Large Shareholder, Officer, Director | $140.28 | 492 | $69,017.76 | 19,668 | 2011-05-20 | Filing |