Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $54.86 | 10,000 | Director | 16,431 | 2017-03-09 | Filing |
| $57.00 | 2,000 | Officer | 56,983 | 2017-03-06 | Filing |
| $58.95 | 5,000 | Officer | 30,686 | 2017-03-01 | Filing |
| $58.20 | 2,000 | Officer | 54,983 | 2017-03-02 | Filing |
| $67.82 | 5,000 | Officer | 16,868 | 2016-05-20 | Filing |
| $71.10 | 10,000 | Director | 10,000 | 2015-11-20 | Filing |
| $56.78 | 10,000 | Director | 26,375 | 2014-06-02 | Filing |
| $51.60 | 16 | Director | 32,430 | 2011-12-23 | Filing |
| $51.52 | 9 | Director | 32,234 | 2011-09-15 | Filing |
| $49.98 | 6 | Director | 32,225 | 2011-09-13 | Filing |
| $50.68 | 19 | Director | 32,028 | 2011-08-26 | Filing |
| $47.97 | 7,000 | Officer | 59,548 | 2009-11-25 | Filing |
| $30.54 | 150,000 | Officer, Director | 473,573 | 2009-03-18 | Filing |