| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $46.97 | 370,000 | $17,377,383.00 | 79,957,149 | 2018-11-15 | Filing |
| Large Shareholder, Officer, Director | $47.11 | 13,000 | $612,420.90 | 80,327,149 | 2018-11-15 | Filing |
| Officer | $47.19 | 7,794 | $367,789.51 | 0 | 2018-11-05 | Filing |
| Officer | $47.16 | 4,606 | $217,226.33 | 7,794 | 2018-11-05 | Filing |
| Officer | $48.01 | 8,424 | $404,394.12 | 4,606 | 2018-10-16 | Filing |
| Officer | $48.84 | 2,629 | $128,390.37 | 0 | 2018-10-15 | Filing |
| Director | $51.14 | 8,548 | $437,147.28 | 459,568 | 2018-08-16 | Filing |
| Director | $51.14 | 3,933 | $201,134.80 | 468,116 | 2018-08-16 | Filing |
| Director | $51.14 | 1,791 | $91,592.28 | 472,049 | 2018-08-16 | Filing |
| Director | $51.14 | 1,446 | $73,948.87 | 473,840 | 2018-08-16 | Filing |
| Large Shareholder, Officer, Director | $52.75 | 190,500 | $10,049,275.05 | 83,735,691 | 2018-07-24 | Filing |
| Officer | $56.03 | 2,629 | $147,297.35 | 0 | 2018-06-15 | Filing |
| Director | $56.67 | 2,174 | $123,209.28 | 16,145 | 2018-06-01 | Filing |
| Officer | $56.00 | 10,000 | $560,026.00 | 4,606 | 2018-05-30 | Filing |
| Large Shareholder, Officer, Director | $59.85 | 174,750 | $10,458,385.58 | 84,420,536 | 2018-05-22 | Filing |
| Officer, Director | $59.71 | 109,501 | $6,538,753.66 | 242,003 | 2018-05-22 | Filing |
| Officer, Director | $59.71 | 101,310 | $6,049,635.47 | 351,504 | 2018-05-22 | Filing |
| Officer, Director | $59.71 | 40,489 | $2,417,764.19 | 452,814 | 2018-05-22 | Filing |
| Officer | $59.82 | 29,678 | $1,775,195.51 | 52,850 | 2018-05-22 | Filing |
| Large Shareholder, Officer, Director | $59.45 | 210,750 | $12,529,003.20 | 84,952,666 | 2018-05-21 | Filing |