| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $81.76 | 20 | $1,635.20 | 229,870 | 2018-12-03 | Filing |
| Officer | $85.00 | 3,000 | $255,000.00 | 3,506 | 2018-12-03 | Filing |
| Director | $84.05 | 2,125 | $178,606.25 | 10,275 | 2018-12-03 | Filing |
| Officer, Director | $83.02 | 1,000 | $83,020.00 | 226,390 | 2018-11-30 | Filing |
| Officer, Director | $83.19 | 1,000 | $83,192.40 | 226,390 | 2018-11-29 | Filing |
| Officer, Director | $81.17 | 460 | $37,338.29 | 226,390 | 2018-11-28 | Filing |
| Officer, Director | $80.52 | 540 | $43,478.80 | 226,850 | 2018-11-28 | Filing |
| Officer, Director | $81.61 | 200 | $16,322.00 | 226,390 | 2018-11-27 | Filing |
| Officer, Director | $80.58 | 800 | $64,460.64 | 226,590 | 2018-11-27 | Filing |
| Officer, Director | $80.92 | 1,000 | $80,920.00 | 226,390 | 2018-11-26 | Filing |
| Officer, Director | $80.42 | 1,000 | $80,419.70 | 226,390 | 2018-11-23 | Filing |
| Officer, Director | $80.00 | 1,000 | $80,000.00 | 226,390 | 2018-11-21 | Filing |
| Officer, Director | $82.76 | 1,000 | $82,760.00 | 226,390 | 2018-11-20 | Filing |
| Officer, Director | $80.87 | 1,000 | $80,865.50 | 226,390 | 2018-11-19 | Filing |
| Officer, Director | $80.91 | 1,000 | $80,905.90 | 226,390 | 2018-11-16 | Filing |
| Officer, Director | $80.00 | 1,000 | $80,000.00 | 226,390 | 2018-11-15 | Filing |
| Officer, Director | $81.24 | 1,000 | $81,235.30 | 226,390 | 2018-11-14 | Filing |
| Officer, Director | $80.86 | 1,000 | $80,858.00 | 226,390 | 2018-11-13 | Filing |
| Officer, Director | $81.81 | 1,000 | $81,805.60 | 226,390 | 2018-11-12 | Filing |
| Director | $79.74 | 678 | $54,065.96 | 1,703 | 2018-09-06 | Filing |