Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $45.92 | 100 | Officer | 136 | 2012-02-29 | Filing |
| $45.33 | 19,300 | Large Shareholder, Officer, Director | 333,919 | 2012-02-27 | Filing |
| $45.75 | 15,400 | Large Shareholder, Officer, Director | 333,919 | 2012-02-24 | Filing |
| $46.12 | 17,800 | Large Shareholder, Officer, Director | 333,919 | 2012-02-23 | Filing |
| $46.04 | 22,500 | Large Shareholder, Officer, Director | 333,919 | 2012-02-22 | Filing |
| $46.56 | 100 | Officer | 0 | 2012-02-17 | Filing |
| $46.53 | 404 | Officer | 100 | 2012-02-17 | Filing |
| $46.00 | 1,875 | Director | 67,801 | 2012-01-27 | Filing |
| $43.47 | 5,000 | Officer | 0 | 2011-11-30 | Filing |
| $42.00 | 5,000 | Officer | 0 | 2011-11-22 | Filing |
| $39.73 | 2,400 | Large Shareholder, Officer, Director | 333,919 | 2011-10-31 | Filing |
| $40.11 | 17,200 | Large Shareholder, Officer, Director | 333,919 | 2011-10-27 | Filing |
| $39.33 | 13,600 | Large Shareholder, Officer, Director | 333,919 | 2011-10-26 | Filing |
| $39.33 | 15,200 | Large Shareholder, Officer, Director | 333,919 | 2011-10-25 | Filing |
| $39.89 | 18,482 | Large Shareholder, Officer, Director | 333,919 | 2011-10-24 | Filing |
| $40.00 | 7,418 | Large Shareholder, Officer, Director | 333,919 | 2011-10-21 | Filing |
| $40.05 | 300 | Large Shareholder, Officer, Director | 333,919 | 2011-10-21 | Filing |
| $40.06 | 24 | Large Shareholder, Officer, Director | 333,919 | 2011-10-21 | Filing |
| $40.07 | 76 | Large Shareholder, Officer, Director | 333,919 | 2011-10-21 | Filing |
| $40.20 | 100 | Large Shareholder, Officer, Director | 333,919 | 2011-10-21 | Filing |