Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $73.19 | 1,200 | Large Shareholder, Officer, Director | 2,000 | 2011-01-12 | Filing |
| $72.37 | 98,800 | Large Shareholder, Officer, Director | 2,000 | 2011-01-12 | Filing |
| $68.49 | 35,600 | Large Shareholder, Officer, Director | 2,000 | 2011-01-05 | Filing |
| $71.15 | 39,400 | Large Shareholder, Officer, Director | 2,000 | 2011-01-04 | Filing |
| $72.00 | 6,955 | Large Shareholder, Officer, Director | 2,000 | 2011-01-03 | Filing |
| $71.62 | 118,045 | Large Shareholder, Officer, Director | 8,955 | 2010-01-03 | Filing |
| $68.80 | 36,869 | Officer, Director | 7,200 | 2010-12-15 | Filing |
| $70.10 | 4,797 | Officer, Director | 7,200 | 2010-12-14 | Filing |
| $72.52 | 5,000 | Officer | 10,000 | 2010-12-13 | Filing |
| $72.52 | 10,000 | Officer | 10,000 | 2010-12-13 | Filing |
| $72.29 | 10,000 | Director | 32,592 | 2010-12-13 | Filing |
| $73.25 | 2,000 | Director | 42,592 | 2010-12-13 | Filing |
| $70.53 | 3,000 | Director | 44,592 | 2010-12-13 | Filing |
| $69.36 | 3,750 | Officer | 0 | 2010-12-14 | Filing |
| $69.36 | 3,750 | Officer | 0 | 2010-12-14 | Filing |
| $70.67 | 5,000 | Officer | 0 | 2010-12-13 | Filing |
| $70.56 | 5,000 | Officer | 0 | 2010-12-13 | Filing |
| $72.35 | 15,000 | Director | 12,552 | 2010-12-13 | Filing |
| $45.00 | 29,000 | Large Shareholder, Officer, Director | 2,000 | 2010-10-07 | Filing |
| $45.01 | 4,100 | Large Shareholder, Officer, Director | 2,000 | 2010-10-06 | Filing |