| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $29.71 | 4,000 | $118,824.40 | 1,371,976 | 2018-03-26 | Filing |
| Officer, Director | $31.93 | 3,500 | $111,762.35 | 1,375,976 | 2018-03-08 | Filing |
| Director | $28.42 | 3,000 | $85,267.50 | 194,281 | 2018-02-22 | Filing |
| Officer, Director | $28.42 | 3,500 | $99,463.35 | 1,379,476 | 2018-02-20 | Filing |
| Officer, Director | $34.36 | 3,500 | $120,276.80 | 1,382,976 | 2018-02-01 | Filing |
| Officer, Director | $34.08 | 3,500 | $119,288.40 | 1,386,476 | 2018-01-16 | Filing |
| Officer, Director | $30.11 | 3,500 | $105,373.45 | 1,389,976 | 2017-12-27 | Filing |
| Officer, Director | $30.10 | 3,500 | $105,334.95 | 1,393,476 | 2017-12-13 | Filing |
| Officer | $30.06 | 7,000 | $210,429.10 | 0 | 2017-11-27 | Filing |
| Officer | $28.40 | 4,039 | $114,707.60 | 0 | 2017-11-21 | Filing |
| Director | $31.14 | 3,000 | $93,433.50 | 197,281 | 2017-11-14 | Filing |
| Officer | $32.11 | 1,000 | $32,110.00 | 0 | 2017-11-07 | Filing |
| Director | $25.90 | 25,000 | $647,585.00 | 0 | 2017-10-02 | Filing |
| Director | $25.90 | 25,000 | $647,525.00 | 25,000 | 2017-10-02 | Filing |
| Director | $25.91 | 50,000 | $1,295,385.00 | 50,000 | 2017-10-02 | Filing |
| Officer, Director | $23.75 | 3,500 | $83,125.00 | 1,446,005 | 2017-09-20 | Filing |
| Officer, Director | $21.13 | 3,500 | $73,938.90 | 1,449,505 | 2017-09-06 | Filing |
| Officer | $22.29 | 1,000 | $22,287.80 | 4,039 | 2017-08-30 | Filing |
| Officer | $22.72 | 1,500 | $34,075.05 | 4,039 | 2017-08-29 | Filing |
| Officer, Director | $22.30 | 3,500 | $78,044.05 | 1,453,005 | 2017-08-24 | Filing |