| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $88.43 | 200 | $17,686.00 | 131,671 | 2018-09-04 | Filing |
| Officer | $91.39 | 3,006 | $274,718.34 | 496,299 | 2018-09-04 | Filing |
| Officer | $90.71 | 3,967 | $359,846.57 | 499,305 | 2018-09-04 | Filing |
| Officer | $89.47 | 6,167 | $551,761.49 | 503,272 | 2018-09-04 | Filing |
| Officer | $88.73 | 1,860 | $165,037.80 | 509,439 | 2018-09-04 | Filing |
| Officer | $91.25 | 100 | $9,125.00 | 89,159 | 2018-09-04 | Filing |
| Officer | $90.50 | 1,596 | $144,438.00 | 89,259 | 2018-09-04 | Filing |
| Officer | $89.59 | 2,400 | $215,016.00 | 90,855 | 2018-09-04 | Filing |
| Large Shareholder, Officer, Director | $84.95 | 41,317 | $3,509,879.15 | 0 | 2018-08-29 | Filing |
| Large Shareholder, Officer, Director | $84.02 | 22,197 | $1,864,991.94 | 41,317 | 2018-08-29 | Filing |
| Large Shareholder, Officer, Director | $83.01 | 20,321 | $1,686,846.21 | 63,514 | 2018-08-29 | Filing |
| Large Shareholder, Officer, Director | $82.16 | 19,200 | $1,577,472.00 | 83,835 | 2018-08-29 | Filing |
| Officer | $80.07 | 50,000 | $4,003,500.00 | 444,544 | 2018-08-28 | Filing |
| Large Shareholder, Officer, Director | $76.80 | 300 | $23,040.00 | 0 | 2018-08-22 | Filing |
| Large Shareholder, Officer, Director | $76.30 | 69,195 | $5,279,578.50 | 300 | 2018-08-22 | Filing |
| Large Shareholder, Officer, Director | $75.43 | 33,540 | $2,529,922.20 | 69,495 | 2018-08-22 | Filing |
| Officer | $74.89 | 3,243 | $242,868.27 | 444,544 | 2018-08-15 | Filing |
| Officer | $74.01 | 4,623 | $342,148.23 | 447,787 | 2018-08-15 | Filing |
| Officer | $72.93 | 8,400 | $612,612.00 | 452,410 | 2018-08-15 | Filing |
| Officer | $72.08 | 58,734 | $4,233,546.72 | 460,810 | 2018-08-15 | Filing |