| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $43.28 | 18,000 | $779,045.40 | 671,594 | 2017-10-16 | Filing |
| Large Shareholder, Officer, Director | $41.70 | 111,000 | $4,628,622.30 | 14,523,102 | 2017-10-02 | Filing |
| Large Shareholder, Officer, Director | $25.70 | 42,000 | $1,079,479.80 | 2,708,427 | 2017-10-02 | Filing |
| Director | $42.25 | 1,190 | $50,283.09 | 1,422 | 2017-09-25 | Filing |
| Director | $25.79 | 636 | $16,400.02 | 0 | 2017-09-25 | Filing |
| Large Shareholder, Officer, Director | $41.99 | 18,000 | $755,775.00 | 689,594 | 2017-09-18 | Filing |
| Officer | $41.66 | 14,307 | $595,970.96 | 35,693 | 2017-09-15 | Filing |
| Officer | $38.97 | 5,536 | $215,714.12 | 11,763 | 2017-09-15 | Filing |
| Large Shareholder, Officer, Director | $43.05 | 63,900 | $2,751,150.60 | 14,634,102 | 2017-09-06 | Filing |
| Large Shareholder, Officer, Director | $24.98 | 21,147 | $528,230.91 | 2,750,427 | 2017-09-06 | Filing |
| Large Shareholder, Officer, Director | $43.29 | 72,489 | $3,137,737.11 | 14,698,002 | 2017-09-05 | Filing |
| Large Shareholder, Officer, Director | $44.29 | 11,611 | $514,250.03 | 14,770,491 | 2017-09-05 | Filing |
| Large Shareholder, Officer, Director | $24.83 | 34,853 | $865,319.83 | 2,771,574 | 2017-09-05 | Filing |
| Large Shareholder, Officer, Director | $43.23 | 128,772 | $5,566,607.52 | 14,782,102 | 2017-08-23 | Filing |
| Large Shareholder, Officer, Director | $43.20 | 97,326 | $4,204,901.70 | 14,910,874 | 2017-08-22 | Filing |
| Large Shareholder, Officer, Director | $43.51 | 72,719 | $3,164,221.85 | 15,008,200 | 2017-08-22 | Filing |
| Large Shareholder, Officer, Director | $42.31 | 136,797 | $5,788,168.34 | 15,080,919 | 2017-08-21 | Filing |
| Large Shareholder, Officer, Director | $42.24 | 116,644 | $4,927,544.13 | 15,217,716 | 2017-08-18 | Filing |
| Large Shareholder, Officer, Director | $42.36 | 32,560 | $1,379,401.14 | 15,334,360 | 2017-08-17 | Filing |
| Large Shareholder, Officer, Director | $43.27 | 18,000 | $778,906.80 | 707,594 | 2017-08-15 | Filing |