Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $50.91 | 5,152 | Director | 18,645 | 2018-01-22 | Filing |
| $47.91 | 21,906 | Officer, Director | 204,134 | 2018-01-02 | Filing |
| $45.99 | 20,000 | Officer, Director | 204,134 | 2017-12-13 | Filing |
| $45.02 | 23,681 | Director | 23,410 | 2017-12-12 | Filing |
| $42.47 | 7,000 | Director | 37,077 | 2017-12-07 | Filing |
| $42.08 | 27,983 | Large Shareholder, Officer, Director | 1,530,216 | 2017-11-29 | Filing |
| $41.59 | 20,000 | Large Shareholder, Officer, Director | 1,530,216 | 2017-11-28 | Filing |
| $40.05 | 20,000 | Large Shareholder, Officer, Director | 1,530,216 | 2017-11-14 | Filing |
| $40.69 | 20,000 | Large Shareholder, Officer, Director | 1,530,216 | 2017-11-13 | Filing |
| $40.05 | 20,000 | Large Shareholder, Officer, Director | 1,490,216 | 2017-11-14 | Filing |
| $40.69 | 20,000 | Large Shareholder, Officer, Director | 1,510,216 | 2017-11-13 | Filing |
| $40.84 | 371 | Director | 19,743 | 2017-11-08 | Filing |
| $38.94 | 2,371 | Director | 20,114 | 2017-11-08 | Filing |
| $41.24 | 10,305 | Director | 30,377 | 2017-11-07 | Filing |
| $41.24 | 3,946 | Director | 30,377 | 2017-11-07 | Filing |
| $42.92 | 20,000 | Officer, Director | 204,134 | 2017-11-03 | Filing |
| $42.50 | 11,508 | Officer, Director | 204,134 | 2017-11-03 | Filing |
| $40.00 | 22,415 | Director | 23,410 | 2017-09-28 | Filing |
| $40.00 | 1,266 | Director | 23,410 | 2017-09-27 | Filing |
| $40.50 | 25,000 | Large Shareholder, Officer, Director | 1,530,216 | 2017-09-29 | Filing |