| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder | $59.09 | 2,634 | $155,645.96 | 7,105,296 | 2018-08-31 | Filing |
| Large Shareholder | $59.29 | 2,836 | $168,142.47 | 7,107,930 | 2018-08-30 | Filing |
| Officer, Director | $60.40 | 1,500 | $90,600.00 | 1,916,399 | 2018-08-29 | Filing |
| Officer, Director | $59.95 | 1,000 | $59,950.00 | 1,917,899 | 2018-08-28 | Filing |
| Large Shareholder | $60.16 | 2,815 | $169,353.78 | 7,110,766 | 2018-08-29 | Filing |
| Large Shareholder | $60.12 | 1,249 | $75,090.50 | 7,113,581 | 2018-08-28 | Filing |
| Large Shareholder | $60.20 | 3,985 | $239,912.54 | 7,114,830 | 2018-08-27 | Filing |
| Officer, Director | $60.32 | 758 | $45,720.21 | 1,918,899 | 2018-08-24 | Filing |
| Officer, Director | $60.35 | 44 | $2,655.40 | 1,919,657 | 2018-08-23 | Filing |
| Large Shareholder | $60.42 | 2,507 | $151,482.47 | 7,118,815 | 2018-08-24 | Filing |
| Large Shareholder | $60.17 | 2,234 | $134,420.23 | 7,121,322 | 2018-08-23 | Filing |
| Officer, Director | $60.03 | 2,000 | $120,052.60 | 1,919,701 | 2018-08-22 | Filing |
| Officer, Director | $60.33 | 916 | $55,265.58 | 1,921,701 | 2018-08-21 | Filing |
| Officer, Director | $59.43 | 2,000 | $118,858.60 | 1,922,617 | 2018-08-20 | Filing |
| Officer | $58.56 | 200 | $11,711.44 | 0 | 2018-08-16 | Filing |
| Officer | $58.56 | 600 | $35,134.32 | 0 | 2018-08-16 | Filing |
| Officer | $58.56 | 500 | $29,278.60 | 0 | 2018-08-16 | Filing |
| Officer, Director | $58.78 | 1,000 | $58,780.00 | 1,924,617 | 2018-08-14 | Filing |
| Officer, Director | $57.02 | 2,000 | $114,034.00 | 1,925,617 | 2018-08-13 | Filing |
| Large Shareholder, Director | $55.72 | 6,000 | $334,347.60 | 200,985 | 2018-08-09 | Filing |