Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $44.00 | 100 | Officer | 102,827 | 2017-09-27 | Filing |
| $43.95 | 600 | Officer | 102,927 | 2017-09-27 | Filing |
| $39.90 | 210 | Large Shareholder, Officer, Director | 1,013,033 | 2017-09-13 | Filing |
| $39.95 | 100 | Large Shareholder, Officer, Director | 1,013,243 | 2017-09-13 | Filing |
| $40.10 | 220 | Large Shareholder, Officer, Director | 1,013,343 | 2017-09-13 | Filing |
| $40.50 | 833 | Large Shareholder, Officer, Director | 1,013,563 | 2017-09-12 | Filing |
| $40.35 | 1,000 | Large Shareholder, Officer, Director | 1,014,396 | 2017-09-12 | Filing |
| $40.30 | 749 | Large Shareholder, Officer, Director | 1,015,396 | 2017-09-12 | Filing |
| $39.90 | 1,080 | Large Shareholder, Officer, Director | 1,016,145 | 2017-09-12 | Filing |
| $39.58 | 200 | Large Shareholder, Officer, Director | 1,017,225 | 2017-09-11 | Filing |
| $39.55 | 6,300 | Large Shareholder, Officer, Director | 1,017,425 | 2017-09-11 | Filing |
| $39.50 | 5,500 | Large Shareholder, Officer, Director | 1,023,725 | 2017-09-11 | Filing |
| $39.30 | 1,420 | Large Shareholder, Officer, Director | 1,029,225 | 2017-09-08 | Filing |
| $39.20 | 2,000 | Large Shareholder, Officer, Director | 1,030,645 | 2017-09-08 | Filing |
| $39.70 | 388 | Large Shareholder, Officer, Director | 1,032,645 | 2017-09-08 | Filing |
| $40.77 | 1,000 | Director | 79,695 | 2017-08-16 | Filing |
| $40.85 | 1,000 | Director | 80,695 | 2017-08-16 | Filing |
| $40.75 | 500 | Director | 81,695 | 2017-08-16 | Filing |
| $38.55 | 2,010 | Director | 18,645 | 2017-06-09 | Filing |
| $42.75 | 2,185 | Officer | 85,544 | 2016-12-15 | Filing |