| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Other | $89.80 | 22,500 | $2,020,450.50 | 3,084,292 | 2018-01-16 | Filing |
| Large Shareholder, Other | $85.46 | 22,500 | $1,922,771.25 | 3,106,792 | 2018-01-12 | Filing |
| Large Shareholder, Other | $84.88 | 22,500 | $1,909,867.50 | 3,129,292 | 2018-01-11 | Filing |
| Director | $78.34 | 250 | $19,585.00 | 22,156 | 2017-12-29 | Filing |
| Director | $77.22 | 19,433 | $1,500,672.62 | 414,915 | 2017-12-27 | Filing |
| Director | $75.47 | 19,885 | $1,500,689.13 | 434,348 | 2017-12-18 | Filing |
| Large Shareholder, Other | $76.13 | 22,500 | $1,712,871.00 | 3,151,792 | 2017-12-15 | Filing |
| Large Shareholder, Other | $74.51 | 22,500 | $1,676,389.50 | 3,174,292 | 2017-12-14 | Filing |
| Director | $74.53 | 250 | $18,632.50 | 22,406 | 2017-12-15 | Filing |
| Other | $74.09 | 53,240 | $3,944,674.05 | 61,125 | 2017-12-11 | Filing |
| Other | $74.14 | 101,612 | $7,533,300.29 | 937,783 | 2017-12-12 | Filing |
| Other | $73.71 | 48,388 | $3,566,839.16 | 1,039,395 | 2017-12-11 | Filing |
| Other | $74.09 | 53,240 | $3,944,674.05 | 61,125 | 2017-12-11 | Filing |
| Other | $74.14 | 101,612 | $7,533,300.29 | 937,783 | 2017-12-12 | Filing |
| Other | $73.71 | 483,880 | $35,668,391.60 | 1,039,395 | 2017-12-11 | Filing |
| Large Shareholder, Other | $74.50 | 22,500 | $1,676,227.50 | 3,196,792 | 2017-12-13 | Filing |
| Large Shareholder, Other | $74.08 | 22,500 | $1,666,692.00 | 3,219,292 | 2017-12-12 | Filing |
| Large Shareholder, Other | $74.13 | 22,500 | $1,668,012.75 | 3,241,792 | 2017-12-11 | Filing |
| Director | $78.52 | 15,000 | $1,177,750.50 | 1,087,783 | 2017-12-04 | Filing |
| Director | $75.27 | 19,938 | $1,500,697.37 | 454,908 | 2017-11-27 | Filing |