Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $38.79 | 200 | Officer | 1,600 | 2013-11-21 | Filing |
| $31.92 | 500 | Officer | 1,000 | 2013-05-07 | Filing |
| $26.50 | 25,000 | Officer, Director | 297,828 | 2013-02-21 | Filing |
| $25.94 | 1,500 | Director | 7,645 | 2012-11-06 | Filing |
| $25.95 | 2,345 | Director | 6,145 | 2012-11-06 | Filing |
| $20.35 | 25,000 | Officer, Director | 272,828 | 2012-08-08 | Filing |
| $26.05 | 3,800 | Director | 3,800 | 2012-03-05 | Filing |
| $21.44 | 500 | Officer | 3,904 | 2011-08-22 | Filing |
| $22.79 | 2,000 | Officer, Director | 46,241 | 2011-08-19 | Filing |
| $24.10 | 2,000 | Officer, Director | 44,241 | 2011-08-10 | Filing |
| $25.05 | 10,000 | Officer, Director | 103,600 | 2011-08-09 | Filing |
| $25.05 | 500 | Officer | 500 | 2011-08-09 | Filing |
| $30.58 | 8,000 | Director | 16,300 | 2011-05-26 | Filing |
| $31.33 | 30,000 | Officer, Director | 50,000 | 2011-05-11 | Filing |
| $31.81 | 5,000 | Officer, Director | 20,000 | 2011-03-11 | Filing |
| $31.67 | 5,000 | Director | 5,000 | 2011-03-10 | Filing |
| $32.45 | 3,000 | Director | 3,000 | 2011-03-07 | Filing |
| $33.07 | 7,500 | Director | 8,300 | 2011-03-04 | Filing |
| $33.00 | 800 | Director | 800 | 2010-11-23 | Filing |
| $33.00 | 500 | Officer | 500 | 2010-11-23 | Filing |