Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $61.48 | 80,000 | Officer, Director | 80,000 | 2017-05-18 | Filing |
| $57.99 | 4,280 | Director | 9,000 | 2015-05-05 | Filing |
| $52.95 | 4,720 | Director | 4,720 | 2014-08-11 | Filing |
| $52.59 | 5,000 | Director | 15,000 | 2014-05-08 | Filing |
| $45.20 | 10,000 | Director | 10,000 | 2013-05-20 | Filing |
| $31.90 | 15 | Director | 15 | 2012-05-09 | Filing |
| $31.86 | 30 | Director | 3,155 | 2012-05-09 | Filing |
| $31.68 | 3,125 | Director | 3,125 | 2012-05-08 | Filing |
| $31.71 | 2,000 | Director | 37,250 | 2012-05-08 | Filing |
| $31.70 | 8,000 | Director | 35,250 | 2012-05-08 | Filing |
| $31.81 | 400 | Director | 21,325 | 2012-05-08 | Filing |
| $31.81 | 2,300 | Director | 20,925 | 2012-05-08 | Filing |
| $31.82 | 5,125 | Director | 18,625 | 2012-05-08 | Filing |
| $28.08 | 100 | Director | 27,250 | 2012-02-27 | Filing |
| $28.09 | 100 | Director | 27,150 | 2012-02-27 | Filing |
| $28.06 | 300 | Director | 27,050 | 2012-02-27 | Filing |
| $28.10 | 3,961 | Director | 26,750 | 2012-02-27 | Filing |
| $28.08 | 10,539 | Director | 22,789 | 2012-02-27 | Filing |
| $21.62 | 100 | Director | 13,500 | 2011-11-18 | Filing |
| $21.62 | 100 | Director | 13,400 | 2011-11-18 | Filing |