Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $36.95 | 700 | Director | 3,498 | 2014-05-09 | Filing |
| $36.08 | 55,600 | Officer, Director | 932,111 | 2014-05-08 | Filing |
| $34.26 | 28,000 | Director | 101,900 | 2013-05-29 | Filing |
| $14.98 | 1,371 | Director | 12,606 | 2011-09-02 | Filing |
| $12.52 | 4,000 | Director | 16,790 | 2011-08-24 | Filing |
| $12.37 | 810 | Director | 11,545 | 2011-08-15 | Filing |
| $11.72 | 2,000 | Director | 12,106 | 2011-08-12 | Filing |
| $11.67 | 4,270 | Director | 18,205 | 2011-08-12 | Filing |
| $19.77 | 1,500 | Director | 10,106 | 2011-05-27 | Filing |
| $20.94 | 1,000 | Director | 1,000 | 2011-02-24 | Filing |
| $22.00 | 12,000 | Director | 55,129 | 2011-02-14 | Filing |
| $20.97 | 477,000 | Officer, Director | 876,511 | 2011-02-11 | Filing |
| $24.21 | 2,055 | Director | 5,184 | 2010-05-12 | Filing |
| $22.08 | 3,200 | Director | 6,329 | 2010-05-06 | Filing |
| $21.51 | 500 | Director | 3,629 | 2010-05-04 | Filing |
| $21.61 | 4,300 | Officer, Director | 399,511 | 2010-05-05 | Filing |
| $21.56 | 48,000 | Officer, Director | 514,300 | 2010-05-05 | Filing |
| $21.44 | 466,300 | Officer, Director | 466,300 | 2010-05-04 | Filing |
| $24.63 | 40,000 | Director | 43,129 | 2010-03-02 | Filing |