Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $67.06 | 7,236 | Director | 497,443 | 2018-03-12 | Filing |
| $66.12 | 42,250 | Director | 497,443 | 2018-03-08 | Filing |
| $66.00 | 16,345 | Officer | 56,896 | 2018-03-06 | Filing |
| $67.16 | 36,716 | Director | 497,443 | 2018-02-27 | Filing |
| $66.95 | 75,000 | Director | 497,443 | 2018-02-26 | Filing |
| $65.43 | 50,000 | Director | 497,443 | 2018-02-22 | Filing |
| $65.56 | 50,000 | Director | 495,435 | 2018-02-21 | Filing |
| $65.00 | 49,267 | Officer, Director | 650,784 | 2018-02-16 | Filing |
| $65.57 | 75,000 | Director | 495,435 | 2018-02-16 | Filing |
| $65.48 | 50,000 | Director | 497,443 | 2018-02-07 | Filing |
| $64.16 | 50,000 | Director | 497,443 | 2018-02-06 | Filing |
| $66.13 | 74,621 | Director | 497,443 | 2018-02-05 | Filing |
| $70.00 | 14,930 | Officer | 50,093 | 2018-01-26 | Filing |
| $63.85 | 10,343 | Director | 495,435 | 2017-12-26 | Filing |
| $63.68 | 10,343 | Director | 495,435 | 2017-12-18 | Filing |
| $64.35 | 10,343 | Director | 495,435 | 2017-12-11 | Filing |
| $62.97 | 10,343 | Director | 495,435 | 2017-12-04 | Filing |
| $60.00 | 29,972 | Officer | 61,994 | 2017-11-29 | Filing |
| $59.23 | 7,700 | Officer | 37,900 | 2017-11-28 | Filing |
| $58.58 | 10,343 | Director | 495,435 | 2017-11-27 | Filing |