| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $76.90 | 1,800 | $138,412.62 | 338,616 | 2018-03-29 | Filing |
| Officer, Director | $76.00 | 5,884 | $447,203.42 | 340,416 | 2018-03-29 | Filing |
| Officer, Director | $75.18 | 3,316 | $249,313.13 | 346,300 | 2018-03-29 | Filing |
| Officer | $77.60 | 20,876 | $1,619,892.01 | 52,907 | 2018-03-02 | Filing |
| Officer | $77.51 | 5,674 | $439,797.98 | 9,627 | 2018-03-02 | Filing |
| Officer, Director | $81.97 | 400 | $32,787.52 | 242,189 | 2018-02-28 | Filing |
| Officer, Director | $80.93 | 6,000 | $485,555.40 | 242,589 | 2018-02-28 | Filing |
| Officer, Director | $80.19 | 4,600 | $368,871.70 | 248,589 | 2018-02-28 | Filing |
| Officer, Director | $81.82 | 800 | $65,459.52 | 253,189 | 2018-02-28 | Filing |
| Officer, Director | $80.91 | 7,900 | $639,165.30 | 253,989 | 2018-02-28 | Filing |
| Officer, Director | $80.19 | 6,300 | $505,203.30 | 261,889 | 2018-02-28 | Filing |
| Director | $77.86 | 3,808 | $296,477.93 | 0 | 2018-02-22 | Filing |
| Officer | $77.97 | 23,166 | $1,806,336.42 | 51,002 | 2018-02-16 | Filing |
| Officer | $77.88 | 5,734 | $446,542.70 | 52,907 | 2018-02-16 | Filing |
| Officer | $77.88 | 7,578 | $590,144.33 | 7,736 | 2018-02-16 | Filing |
| Officer | $77.98 | 3,843 | $299,674.07 | 11,613 | 2018-02-16 | Filing |
| Officer | $78.09 | 36,800 | $2,873,712.00 | 59,144 | 2018-02-02 | Filing |
| Officer | $77.02 | 23,200 | $1,786,864.00 | 95,944 | 2018-02-02 | Filing |
| Officer | $78.09 | 31,677 | $2,473,527.05 | 63,043 | 2018-02-02 | Filing |
| Officer | $77.01 | 19,300 | $1,486,291.07 | 94,720 | 2018-02-02 | Filing |