| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $60.37 | 200 | $12,074.00 | 349,306 | 2017-10-23 | Filing |
| Officer, Director | $60.36 | 200 | $12,072.00 | 349,506 | 2017-10-23 | Filing |
| Director | $55.16 | 2,500 | $137,912.00 | 33,573 | 2017-09-19 | Filing |
| Officer | $61.66 | 2,537 | $156,433.96 | 62,434 | 2017-07-25 | Filing |
| Officer, Director | $60.24 | 12,141 | $731,373.84 | 349,706 | 2017-07-24 | Filing |
| Officer, Director | $59.87 | 2,800 | $167,636.00 | 361,847 | 2017-07-24 | Filing |
| Officer | $60.23 | 2,626 | $158,163.98 | 19,610 | 2017-07-24 | Filing |
| Director | $61.52 | 3,000 | $184,571.10 | 33,703 | 2017-04-27 | Filing |
| Officer, Director | $61.79 | 301 | $18,598.79 | 337,723 | 2017-04-25 | Filing |
| Officer, Director | $61.78 | 500 | $30,890.00 | 338,024 | 2017-04-25 | Filing |
| Officer, Director | $61.77 | 318 | $19,642.86 | 338,524 | 2017-04-25 | Filing |
| Officer, Director | $61.76 | 200 | $12,352.00 | 338,842 | 2017-04-25 | Filing |
| Officer, Director | $61.74 | 300 | $18,522.00 | 339,042 | 2017-04-25 | Filing |
| Officer, Director | $61.73 | 781 | $48,211.13 | 339,342 | 2017-04-25 | Filing |
| Officer, Director | $61.73 | 400 | $24,690.00 | 340,123 | 2017-04-25 | Filing |
| Officer, Director | $61.72 | 100 | $6,172.00 | 340,523 | 2017-04-25 | Filing |
| Officer, Director | $61.71 | 2,234 | $137,860.14 | 340,623 | 2017-04-25 | Filing |
| Officer, Director | $61.68 | 400 | $24,672.00 | 342,857 | 2017-04-25 | Filing |
| Officer, Director | $61.67 | 200 | $12,334.00 | 343,257 | 2017-04-25 | Filing |
| Officer, Director | $61.65 | 100 | $6,164.50 | 343,457 | 2017-04-25 | Filing |