| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $99.98 | 2,610 | $260,947.80 | 50,408 | 2017-08-29 | Filing |
| Officer, Director | $106.21 | 1,292 | $137,223.32 | 53,018 | 2017-07-25 | Filing |
| Officer, Director | $105.14 | 6,764 | $711,166.96 | 54,310 | 2017-07-25 | Filing |
| Director | $108.84 | 3,500 | $380,940.00 | 12,936 | 2017-06-05 | Filing |
| Officer, Director | $102.01 | 12,950 | $1,321,029.50 | 61,074 | 2017-05-11 | Filing |
| Officer, Director | $101.57 | 5,300 | $538,321.00 | 74,024 | 2017-05-11 | Filing |
| Officer, Director | $102.00 | 22,475 | $2,292,450.00 | 144,256 | 2017-05-04 | Filing |
| Officer, Director | $102.00 | 25,000 | $2,550,000.00 | 166,731 | 2017-05-04 | Filing |
| Officer | $100.26 | 1,483 | $148,685.58 | 1,911 | 2017-05-01 | Filing |
| Officer | $100.29 | 1,650 | $165,478.50 | 1,911 | 2017-05-01 | Filing |
| Officer | $99.67 | 100 | $9,967.00 | 3,561 | 2017-05-01 | Filing |
| Officer, Director | $100.29 | 19,500 | $1,955,655.00 | 53,782 | 2017-05-01 | Filing |
| Officer, Director | $99.69 | 1,500 | $149,535.00 | 73,282 | 2017-05-01 | Filing |
| Officer | $97.92 | 1,500 | $146,880.00 | 17,605 | 2017-04-17 | Filing |
| Officer | $98.71 | 1,500 | $148,065.00 | 19,105 | 2017-03-15 | Filing |
| Officer | $92.02 | 1,500 | $138,030.00 | 20,605 | 2017-02-15 | Filing |
| Officer, Director | $91.23 | 25,000 | $2,280,750.00 | 166,731 | 2017-02-08 | Filing |
| Officer, Director | $91.27 | 30,000 | $2,738,100.00 | 191,731 | 2017-02-08 | Filing |
| Officer | $91.43 | 2,300 | $210,289.00 | 9,640 | 2017-01-30 | Filing |
| Officer | $91.43 | 1,150 | $105,144.50 | 9,640 | 2017-01-30 | Filing |