| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $65.02 | 2,000 | $130,047.80 | 1,875,890 | 2018-12-10 | Filing |
| Large Shareholder | $65.58 | 2,109 | $138,313.07 | 6,966,540 | 2018-12-10 | Filing |
| Large Shareholder | $65.33 | 2,732 | $178,487.57 | 6,968,649 | 2018-12-07 | Filing |
| Large Shareholder | $65.47 | 2,930 | $191,826.22 | 6,971,381 | 2018-12-06 | Filing |
| Large Shareholder | $67.05 | 3,881 | $260,222.60 | 6,974,311 | 2018-12-04 | Filing |
| Large Shareholder | $69.25 | 4,990 | $345,538.54 | 6,978,192 | 2018-12-03 | Filing |
| Large Shareholder | $69.65 | 7,966 | $554,849.43 | 6,983,182 | 2018-11-30 | Filing |
| Large Shareholder | $68.49 | 4,233 | $289,931.72 | 6,991,148 | 2018-11-29 | Filing |
| Large Shareholder | $66.83 | 6,399 | $427,624.69 | 6,995,381 | 2018-11-28 | Filing |
| Officer, Director | $66.35 | 1,000 | $66,345.20 | 1,877,890 | 2018-11-28 | Filing |
| Director | $65.53 | 1,205 | $78,957.87 | 62,446 | 2018-11-28 | Filing |
| Director | $66.14 | 1,795 | $118,716.27 | 63,651 | 2018-11-27 | Filing |
| Officer | $65.82 | 83 | $5,462.75 | 69 | 2018-11-26 | Filing |
| Officer, Director | $65.83 | 1,000 | $65,829.80 | 1,878,890 | 2018-11-26 | Filing |
| Officer, Director | $65.36 | 700 | $45,752.91 | 1,879,890 | 2018-11-23 | Filing |
| Large Shareholder | $65.91 | 4,347 | $286,514.25 | 7,001,780 | 2018-11-27 | Filing |
| Large Shareholder | $65.75 | 3,719 | $244,533.55 | 7,006,127 | 2018-11-26 | Filing |
| Large Shareholder | $65.26 | 1,204 | $78,567.02 | 7,009,846 | 2018-11-23 | Filing |
| Officer, Director | $65.24 | 1,400 | $91,336.00 | 1,880,590 | 2018-11-21 | Filing |
| Officer, Director | $65.13 | 800 | $52,105.04 | 1,881,990 | 2018-11-20 | Filing |