Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $93.00 | 25,000 | Large Shareholder, Officer, Director | 25,000 | 2011-04-05 | Filing |
| $92.01 | 78 | Large Shareholder, Officer, Director | 50,000 | 2011-04-05 | Filing |
| $92.00 | 24,922 | Large Shareholder, Officer, Director | 50,078 | 2011-04-05 | Filing |
| $91.00 | 18,300 | Large Shareholder, Officer, Director | 75,000 | 2011-04-05 | Filing |
| $90.41 | 31,700 | Large Shareholder, Officer, Director | 93,300 | 2011-04-04 | Filing |
| $90.25 | 50,000 | Large Shareholder, Officer, Director | 125,000 | 2011-04-01 | Filing |
| $89.09 | 25,000 | Large Shareholder, Officer, Director | 175,000 | 2011-04-01 | Filing |
| $75.84 | 21,667 | Officer, Director | 17,616 | 2011-03-21 | Filing |
| $76.18 | 20,000 | Officer, Director | 17,616 | 2011-03-21 | Filing |
| $75.60 | 41,666 | Officer, Director | 17,616 | 2011-03-21 | Filing |
| $75.73 | 40,000 | Officer, Director | 17,616 | 2011-03-21 | Filing |
| $76.42 | 53,750 | Officer, Director | 17,616 | 2011-03-21 | Filing |
| $38.37 | 3,700 | Large Shareholder, Officer, Director | 48,200 | 2010-08-13 | Filing |
| $38.11 | 2,700 | Large Shareholder, Officer, Director | 51,900 | 2010-08-12 | Filing |
| $74.12 | 12,500 | Large Shareholder, Officer, Director | 2,000 | 2011-02-04 | Filing |
| $74.00 | 12,500 | Large Shareholder, Officer, Director | 14,500 | 2011-02-03 | Filing |
| $75.13 | 1,749 | Officer | 10,000 | 2011-02-04 | Filing |
| $75.13 | 73,251 | Officer | 10,000 | 2011-02-04 | Filing |
| $72.50 | 25,000 | Large Shareholder, Officer, Director | 27,000 | 2011-02-01 | Filing |
| $73.27 | 50,000 | Large Shareholder, Officer, Director | 52,000 | 2011-02-01 | Filing |