| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $76.05 | 300 | $22,815.00 | 83,999 | 2018-04-27 | Filing |
| Officer | $74.98 | 600 | $44,986.02 | 84,299 | 2018-04-27 | Filing |
| Officer | $74.20 | 1,557 | $115,534.69 | 84,899 | 2018-04-27 | Filing |
| Officer | $76.02 | 1,000 | $76,024.00 | 86,456 | 2018-04-27 | Filing |
| Officer | $75.06 | 4,685 | $351,637.83 | 87,456 | 2018-04-27 | Filing |
| Officer | $74.21 | 7,455 | $553,228.84 | 92,141 | 2018-04-27 | Filing |
| Officer, Director | $76.89 | 2,500 | $192,218.50 | 338,616 | 2018-03-29 | Filing |
| Officer, Director | $75.99 | 8,100 | $615,486.60 | 341,116 | 2018-03-29 | Filing |
| Officer, Director | $75.18 | 4,400 | $330,796.84 | 349,216 | 2018-03-29 | Filing |
| 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 |