Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $102.40 | 9,750 | Director | 20,723 | 2020-05-01 | Filing |
| $99.74 | 2,000 | Director | 16,375 | 2020-03-17 | Filing |
| $116.53 | 2,000 | Director | 14,375 | 2020-03-13 | Filing |
| $132.51 | 74 | Officer | 247,372 | 2018-05-09 | Filing |
| $147.12 | 4 | Officer | 7 | 2017-07-24 | Filing |
| $145.07 | 3 | Officer | 3 | 2017-06-23 | Filing |
| $145.34 | 28 | Officer | 61 | 2017-12-21 | Filing |
| $145.19 | 33 | Officer | 33 | 2017-06-30 | Filing |
| $145.19 | 67 | Officer | 67 | 2017-06-30 | Filing |
| $124.90 | 830 | Director | 7,386 | 2016-09-26 | Filing |
| $125.90 | 2,775 | Director | 2,775 | 2016-08-03 | Filing |
| $125.97 | 7,950 | Director | 7,950 | 2016-08-03 | Filing |
| $54.60 | 145 | Director | 47,243 | 2005-11-10 | Filing |
| $47.73 | 80 | Director | 47,098 | 2005-10-12 | Filing |