| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $69.20 | 3,150 | $217,989.77 | 50,090 | 2017-09-08 | Filing |
| Officer, Director | $67.74 | 4,000 | $270,970.40 | 53,240 | 2017-09-05 | Filing |
| Officer, Director | $65.84 | 4,095 | $269,606.61 | 57,240 | 2017-08-30 | Filing |
| Officer, Director | $64.52 | 5,000 | $322,577.50 | 61,335 | 2017-08-25 | Filing |
| Officer, Director | $64.49 | 5,000 | $322,433.00 | 61,335 | 2017-08-22 | Filing |
| Officer, Director | $64.41 | 5,000 | $322,035.50 | 61,335 | 2017-08-17 | Filing |
| Officer, Director | $65.28 | 5,000 | $326,389.00 | 61,335 | 2017-08-14 | Filing |
| Officer, Director | $65.60 | 5,858 | $384,266.64 | 61,335 | 2017-08-09 | Filing |
| Officer | $66.38 | 6,000 | $398,278.20 | 5,360 | 2017-08-04 | Filing |
| Officer | $66.38 | 6,000 | $398,278.20 | 11,360 | 2017-08-04 | Filing |
| Officer, Director | $65.70 | 4,142 | $272,113.25 | 61,335 | 2017-08-04 | Filing |
| Officer, Director | $65.94 | 5,000 | $329,685.00 | 61,335 | 2017-08-01 | Filing |
| Officer | $65.08 | 3,600 | $234,275.04 | 14,767 | 2017-07-24 | Filing |
| Officer | $65.29 | 9,718 | $634,530.01 | 8,453 | 2017-07-24 | Filing |
| Officer | $65.70 | 1,709 | $112,286.43 | 18,171 | 2017-07-21 | Filing |
| Officer | $65.37 | 1,255 | $82,038.10 | 1,560 | 2017-07-21 | Filing |
| Director | $58.05 | 1,500 | $87,075.00 | 1,150 | 2017-02-06 | Filing |
| Officer | $61.91 | 5,500 | $340,480.25 | 11,371 | 2016-11-14 | Filing |
| Director | $59.55 | 4,000 | $238,197.60 | 89,476 | 2016-11-09 | Filing |
| Director | $56.95 | 2,386 | $135,882.22 | 2,650 | 2016-10-25 | Filing |