| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $32.17 | 36,399 | $1,170,955.83 | 5,306,517 | 2018-03-05 | Filing |
| Large Shareholder, Officer, Director | $31.65 | 75,042 | $2,375,079.30 | 5,270,118 | 2018-03-02 | Filing |
| Large Shareholder, Officer, Director | $31.79 | 57,198 | $1,818,324.42 | 5,195,076 | 2018-03-01 | Filing |
| Large Shareholder, Officer, Director | $32.13 | 5,000 | $160,650.00 | 162,790 | 2018-02-27 | Filing |
| Large Shareholder, Officer, Director | $32.13 | 5,000 | $160,650.00 | 32,000 | 2018-02-27 | Filing |
| Large Shareholder, Officer, Director | $32.13 | 16,269 | $522,722.97 | 5,137,878 | 2018-02-27 | Filing |
| Large Shareholder, Officer, Director | $32.85 | 38,506 | $1,264,922.10 | 5,121,609 | 2018-02-26 | Filing |
| Large Shareholder, Officer, Director | $32.77 | 44,037 | $1,443,092.49 | 5,083,103 | 2018-02-23 | Filing |
| Large Shareholder, Officer, Director | $32.56 | 61,064 | $1,988,243.84 | 5,039,066 | 2018-02-22 | Filing |
| Large Shareholder, Officer, Director | $32.20 | 45,059 | $1,450,899.80 | 4,978,002 | 2018-02-21 | Filing |
| Large Shareholder, Officer, Director | $32.42 | 49,096 | $1,591,692.32 | 4,932,943 | 2018-02-20 | Filing |
| Large Shareholder, Officer, Director | $39.23 | 2,334 | $91,562.82 | 1,349,005 | 2017-12-13 | Filing |
| Large Shareholder, Officer, Director | $38.80 | 8,063 | $312,844.40 | 1,346,671 | 2017-12-11 | Filing |
| Large Shareholder, Officer, Director | $38.47 | 3,847 | $147,994.09 | 1,338,608 | 2017-12-08 | Filing |
| Large Shareholder, Officer, Director | $38.47 | 11,187 | $430,363.89 | 1,334,761 | 2017-12-07 | Filing |
| Large Shareholder, Officer, Director | $38.40 | 13,745 | $527,808.00 | 1,323,574 | 2017-12-06 | Filing |
| Large Shareholder, Officer, Director | $39.05 | 13,828 | $539,983.40 | 1,309,829 | 2017-12-05 | Filing |
| Large Shareholder, Officer, Director | $39.49 | 100 | $3,949.00 | 1,296,001 | 2017-12-04 | Filing |
| Large Shareholder, Officer, Director | $39.08 | 6,052 | $236,512.16 | 1,295,901 | 2017-12-01 | Filing |
| Large Shareholder, Officer, Director | $39.39 | 5,219 | $205,576.41 | 1,289,849 | 2017-11-30 | Filing |