| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Director | $36.54 | 5,000 | $182,696.00 | 52,875 | 2018-12-12 | Filing |
| Director | $35.29 | 2,998 | $105,796.72 | 57,875 | 2018-12-11 | Filing |
| Large Shareholder, Officer, Director | $34.62 | 25,000 | $865,500.00 | 500,000 | 2018-12-10 | Filing |
| Officer | $35.25 | 10,000 | $352,547.00 | 290,860 | 2018-12-06 | Filing |
| Director | $36.82 | 2,002 | $73,722.65 | 60,873 | 2018-12-03 | Filing |
| Director | $36.10 | 5,000 | $180,478.00 | 62,875 | 2018-11-29 | Filing |
| Director | $36.13 | 29,800 | $1,076,674.00 | 101,570 | 2018-11-28 | Filing |
| Director | $36.21 | 5,000 | $181,050.00 | 67,875 | 2018-11-26 | Filing |
| Large Shareholder, Officer | $33.93 | 17,080 | $579,524.40 | 337,735 | 2018-11-20 | Filing |
| Large Shareholder, Officer | $33.31 | 2,920 | $97,265.20 | 354,815 | 2018-11-20 | Filing |
| Director | $36.77 | 5,000 | $183,829.00 | 48,000 | 2018-11-15 | Filing |
| Officer | $35.35 | 2,625 | $92,793.75 | 31,729 | 2018-11-14 | Filing |
| Officer | $34.39 | 875 | $30,091.25 | 34,354 | 2018-11-14 | Filing |
| Director | $36.79 | 5,000 | $183,931.00 | 53,000 | 2018-11-12 | Filing |
| Director | $37.03 | 200 | $7,406.00 | 131,370 | 2018-11-12 | Filing |
| Large Shareholder, Officer, Director | $38.52 | 200 | $7,704.00 | 525,000 | 2018-11-12 | Filing |
| Large Shareholder, Officer, Director | $37.33 | 2,200 | $82,126.00 | 525,200 | 2018-11-12 | Filing |
| Large Shareholder, Officer, Director | $36.60 | 2,500 | $91,500.00 | 527,400 | 2018-11-12 | Filing |
| Large Shareholder, Officer, Director | $35.53 | 20,100 | $714,153.00 | 529,900 | 2018-11-12 | Filing |
| Large Shareholder | $26.07 | 48,075 | $1,253,315.25 | 3,216,150 | 2018-05-04 | Filing |