Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $190.05 | 1,055 | Director | 7,359 | 2018-08-30 | Filing |
| $154.59 | 24,425 | Officer | 15,729 | 2018-05-17 | Filing |
| $165.16 | 13,600 | Officer | 19,721 | 2018-02-14 | Filing |
| $164.62 | 2,000 | Officer | 33,321 | 2018-02-14 | Filing |
| $163.04 | 7,200 | Officer | 35,321 | 2018-02-14 | Filing |
| $162.22 | 4,700 | Officer | 42,521 | 2018-02-14 | Filing |
| $161.10 | 1,000 | Officer | 47,221 | 2018-02-14 | Filing |
| $159.82 | 2,400 | Officer | 48,221 | 2018-02-14 | Filing |
| $158.78 | 1,700 | Officer | 50,621 | 2018-02-14 | Filing |
| $157.60 | 1,200 | Officer | 52,321 | 2018-02-14 | Filing |
| $157.18 | 25,079 | Officer | 53,521 | 2018-02-14 | Filing |
| $173.89 | 2,535 | Officer | 57,021 | 2017-12-01 | Filing |
| $173.89 | 9,272 | Officer | 59,556 | 2017-12-01 | Filing |
| $220.45 | 1,889 | Director | 6,030 | 2017-05-18 | Filing |
| $248.40 | 2,371 | Director | 235,900 | 2017-03-02 | Filing |
| $247.63 | 27,688 | Director | 238,271 | 2017-03-02 | Filing |
| $246.64 | 8,267 | Director | 265,959 | 2017-03-02 | Filing |
| $245.73 | 31,674 | Director | 274,226 | 2017-03-02 | Filing |
| $188.72 | 500 | Director | 5,515 | 2016-12-08 | Filing |
| $253.02 | 758 | Director | 5,914 | 2016-08-05 | Filing |