Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $70.21 | 100,000 | Large Shareholder, Officer, Director | 166,543 | 2018-09-19 | Filing |
| $72.16 | 2,549 | Large Shareholder, Officer, Director | 166,543 | 2018-09-19 | Filing |
| $72.45 | 65,000 | Large Shareholder, Officer, Director | 169,092 | 2018-09-18 | Filing |
| $72.43 | 72,000 | Large Shareholder, Officer, Director | 234,092 | 2018-09-18 | Filing |
| $70.05 | 17,500 | Large Shareholder, Officer, Director | 234,092 | 2018-09-17 | Filing |
| $70.04 | 122,000 | Large Shareholder, Officer, Director | 251,592 | 2018-09-17 | Filing |
| $60.68 | 6,000 | Officer | 50,000 | 2018-09-04 | Filing |
| $60.93 | 30,000 | Officer | 50,000 | 2018-09-04 | Filing |
| $64.00 | 4 | Officer | 0 | 2018-08-27 | Filing |
| $56.56 | 125,000 | Large Shareholder, Officer, Director | 251,592 | 2018-08-14 | Filing |
| $55.88 | 1,486 | Large Shareholder, Officer, Director | 376,592 | 2018-08-14 | Filing |
| $55.95 | 122,000 | Large Shareholder, Officer, Director | 378,078 | 2018-08-13 | Filing |
| $58.81 | 122,000 | Large Shareholder, Officer, Director | 375,886 | 2018-08-10 | Filing |
| $58.20 | 26,000 | Director | 7,333 | 2018-08-10 | Filing |
| $58.09 | 130,908 | Officer | 0 | 2018-08-10 | Filing |
| $45.39 | 6,000 | Officer | 50,000 | 2018-08-01 | Filing |
| $45.39 | 30,000 | Officer | 50,000 | 2018-08-01 | Filing |
| $47.91 | 87,272 | Officer | 0 | 2018-07-25 | Filing |
| $50.00 | 20,000 | Officer | 0 | 2018-07-17 | Filing |
| $50.96 | 4,155 | Large Shareholder, Officer, Director | 249,736 | 2018-07-18 | Filing |