| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Director | $185.24 | 280 | $51,866.64 | 11,574 | 2018-03-22 | Filing |
| Director | $190.13 | 400 | $76,051.20 | 11,854 | 2018-03-13 | Filing |
| Director | $188.90 | 700 | $132,232.80 | 12,254 | 2018-03-13 | Filing |
| Director | $187.98 | 880 | $165,425.04 | 12,954 | 2018-03-13 | Filing |
| Officer, Director | $183.40 | 200 | $36,679.00 | 1,361,555 | 2018-03-06 | Filing |
| Officer, Director | $182.87 | 10,744 | $1,964,766.02 | 1,361,755 | 2018-03-06 | Filing |
| Officer, Director | $181.89 | 8,242 | $1,499,096.17 | 1,372,499 | 2018-03-06 | Filing |
| Officer, Director | $180.70 | 4,178 | $754,952.07 | 1,380,741 | 2018-03-06 | Filing |
| Officer, Director | $179.91 | 6,636 | $1,193,909.30 | 1,384,919 | 2018-03-06 | Filing |
| Officer, Director | $181.51 | 1,983 | $359,932.35 | 25,000 | 2018-03-06 | Filing |
| Officer, Director | $180.80 | 3,110 | $562,291.11 | 26,983 | 2018-03-06 | Filing |
| Officer, Director | $179.97 | 4,907 | $883,127.51 | 30,093 | 2018-03-06 | Filing |
| Officer, Director | $181.51 | 8,419 | $1,528,124.27 | 296,450 | 2018-03-06 | Filing |
| Officer, Director | $180.79 | 14,895 | $2,692,896.84 | 304,837 | 2018-03-06 | Filing |
| Officer, Director | $179.95 | 21,686 | $3,902,439.07 | 319,732 | 2018-03-06 | Filing |
| Officer, Director | $158.69 | 100 | $15,869.00 | 35,000 | 2018-02-01 | Filing |
| Officer, Director | $158.05 | 7,400 | $1,169,577.40 | 35,100 | 2018-02-01 | Filing |
| Officer, Director | $156.83 | 2,500 | $392,085.00 | 42,500 | 2018-02-01 | Filing |
| Officer, Director | $158.74 | 104 | $16,508.86 | 322,610 | 2018-02-01 | Filing |
| Officer, Director | $157.96 | 15,996 | $2,526,648.18 | 322,714 | 2018-02-01 | Filing |