Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $45.02 | 200 | Officer | 318 | 2011-04-21 | Filing |
| $41.54 | 5,000 | Officer | 0 | 2011-02-11 | Filing |
| $41.50 | 6,000 | Officer | 0 | 2011-02-11 | Filing |
| $43.21 | 30,000 | Large Shareholder, Officer, Director | 333,919 | 2011-04-18 | Filing |
| $45.00 | 1,875 | Director | 300 | 2011-04-06 | Filing |
| $45.00 | 1,875 | Director | 300 | 2011-04-06 | Filing |
| $44.06 | 11,600 | Large Shareholder, Officer, Director | 333,919 | 2011-04-04 | Filing |
| $44.17 | 18,400 | Large Shareholder, Officer, Director | 333,919 | 2011-04-01 | Filing |
| $42.20 | 1,875 | Director | 0 | 2011-03-01 | Filing |
| $42.20 | 1,875 | Director | 0 | 2011-03-01 | Filing |
| $42.09 | 1,875 | Director | 300 | 2011-02-25 | Filing |
| $42.48 | 115 | Director | 0 | 2011-02-03 | Filing |
| $42.67 | 100 | Director | 300 | 2011-02-03 | Filing |
| $42.67 | 100 | Director | 400 | 2011-02-03 | Filing |
| $37.00 | 2,388 | Large Shareholder, Officer, Director | 333,919 | 2010-11-26 | Filing |
| $37.05 | 100 | Large Shareholder, Officer, Director | 333,919 | 2010-11-24 | Filing |
| $37.03 | 100 | Large Shareholder, Officer, Director | 334,019 | 2010-11-24 | Filing |
| $37.02 | 356 | Large Shareholder, Officer, Director | 334,119 | 2010-11-24 | Filing |
| $37.01 | 300 | Large Shareholder, Officer, Director | 334,475 | 2010-11-24 | Filing |
| $37.00 | 17,975 | Large Shareholder, Officer, Director | 334,775 | 2010-11-24 | Filing |