| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $41.73 | 3,600 | $150,217.92 | 2,254,710 | 2018-10-11 | Filing |
| Director | $45.32 | 4,000 | $181,260.80 | 389,940 | 2018-10-09 | Filing |
| Officer, Director | $47.24 | 13,000 | $614,178.50 | 2,258,310 | 2018-10-03 | Filing |
| Director | $48.22 | 4,000 | $192,880.00 | 393,940 | 2018-10-02 | Filing |
| Director | $49.53 | 2,000 | $99,068.60 | 6,055 | 2018-09-25 | Filing |
| Officer, Director | $49.66 | 13,000 | $645,574.80 | 2,271,310 | 2018-09-25 | Filing |
| Director | $49.53 | 2,000 | $99,068.60 | 6,055 | 2018-09-25 | Filing |
| Officer, Director | $50.15 | 6,900 | $346,047.42 | 2,284,310 | 2018-09-20 | Filing |
| Officer, Director | $49.30 | 6,100 | $300,756.84 | 2,278,210 | 2018-09-20 | Filing |
| Officer | $50.19 | 5,300 | $266,008.59 | 109,435 | 2018-09-20 | Filing |
| Officer | $49.35 | 5,200 | $256,609.08 | 114,735 | 2018-09-20 | Filing |
| Director | $46.48 | 2,000 | $92,960.00 | 6,055 | 2018-09-18 | Filing |
| Officer, Director | $45.31 | 110 | $4,984.60 | 2,297,310 | 2018-09-12 | Filing |
| Officer, Director | $44.69 | 12,890 | $576,045.08 | 2,297,420 | 2018-09-12 | Filing |
| Director | $45.02 | 2,000 | $90,040.00 | 6,055 | 2018-09-11 | Filing |
| Director | $46.81 | 2,000 | $93,624.00 | 6,055 | 2018-09-04 | Filing |
| Officer, Director | $46.84 | 13,000 | $608,936.90 | 2,310,310 | 2018-09-04 | Filing |
| Officer, Director | $46.98 | 13,000 | $610,727.00 | 2,323,310 | 2018-08-30 | Filing |
| Director | $47.00 | 2,000 | $94,000.00 | 6,055 | 2018-08-28 | Filing |
| Officer, Director | $44.11 | 13,000 | $573,404.00 | 2,336,310 | 2018-08-22 | Filing |