Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $95.01 | 22,240 | Officer, Director | 760 | 2018-01-12 | Filing |
| $96.02 | 8,000 | Officer, Director | 23,000 | 2018-01-12 | Filing |
| $96.02 | 24,288 | Large Shareholder, Director | 712 | 2018-01-12 | Filing |
| $96.53 | 6,164 | Large Shareholder, Director | 0 | 2018-01-11 | Filing |
| $95.53 | 33,588 | Large Shareholder, Director | 6,164 | 2018-01-11 | Filing |
| $93.43 | 12,046 | Officer | 6,548 | 2018-01-11 | Filing |
| $82.03 | 55,899 | Large Shareholder, Director | 0 | 2017-11-21 | Filing |
| $81.27 | 4,682 | Officer | 4,794 | 2017-11-20 | Filing |
| $81.19 | 408 | Officer | 9,476 | 2017-11-20 | Filing |
| $81.15 | 672 | Officer | 9,884 | 2017-11-20 | Filing |
| $81.14 | 40,000 | Large Shareholder, Director | 30,899 | 2017-11-20 | Filing |
| $80.89 | 33,298 | Large Shareholder, Director | 70,899 | 2017-11-17 | Filing |
| $80.64 | 30,803 | Large Shareholder, Director | 104,197 | 2017-11-16 | Filing |
| $80.10 | 4,856 | Large Shareholder, Director | 0 | 2017-11-15 | Filing |
| $79.46 | 20,141 | Large Shareholder, Director | 4,856 | 2017-11-14 | Filing |
| $79.20 | 6,165 | Large Shareholder, Director | 24,997 | 2017-11-13 | Filing |
| $81.33 | 3,391 | Large Shareholder, Director | 31,162 | 2017-11-10 | Filing |
| $80.55 | 7,730 | Large Shareholder, Director | 34,553 | 2017-11-10 | Filing |
| $81.74 | 18,098 | Large Shareholder, Director | 42,283 | 2017-11-07 | Filing |
| $81.88 | 8,220 | Large Shareholder, Director | 60,381 | 2017-11-06 | Filing |