| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $59.00 | 20,017 | $1,181,059.05 | 8,033,766 | 2018-05-01 | Filing |
| Large Shareholder, Officer, Director | $58.19 | 50,000 | $2,909,330.00 | 8,053,783 | 2018-05-01 | Filing |
| Large Shareholder, Officer, Director | $58.95 | 100,000 | $5,894,620.00 | 8,103,783 | 2018-04-30 | Filing |
| Large Shareholder, Officer, Director | $58.93 | 100,000 | $5,893,200.00 | 8,203,783 | 2018-04-27 | Filing |
| Large Shareholder, Officer, Director | $58.37 | 50,000 | $2,918,285.00 | 8,303,783 | 2018-04-26 | Filing |
| Large Shareholder, Officer, Director | $58.27 | 50,000 | $2,913,615.00 | 8,353,783 | 2018-04-24 | Filing |
| Large Shareholder, Officer, Director | $58.43 | 50,150 | $2,930,414.95 | 8,403,783 | 2018-04-23 | Filing |
| Large Shareholder, Officer, Director | $60.10 | 53,414 | $3,210,298.91 | 8,453,933 | 2018-04-18 | Filing |
| Large Shareholder, Officer, Director | $60.02 | 58,043 | $3,483,578.34 | 8,507,347 | 2018-04-17 | Filing |
| Large Shareholder, Officer, Director | $60.05 | 82,553 | $4,957,357.18 | 8,565,390 | 2018-03-21 | Filing |
| Large Shareholder, Officer, Director | $60.02 | 102,611 | $6,158,301.78 | 8,647,943 | 2018-03-20 | Filing |
| Large Shareholder, Officer, Director | $60.00 | 10,000 | $600,000.00 | 8,750,554 | 2018-03-19 | Filing |
| Large Shareholder, Officer, Director | $60.05 | 150,000 | $9,008,235.00 | 8,760,554 | 2018-03-16 | Filing |
| Officer | $60.37 | 4,800 | $289,776.00 | 30,561 | 2018-03-15 | Filing |
| Officer | $60.61 | 1,929 | $116,916.69 | 45,494 | 2018-02-23 | Filing |
| Director | $60.55 | 9,905 | $599,708.13 | 22,427 | 2018-02-23 | Filing |
| Officer, Director | $65.00 | 36,208 | $2,353,520.00 | 120,699 | 2018-02-15 | Filing |
| Officer | $60.80 | 755 | $45,904.00 | 9,042 | 2017-12-13 | Filing |
| Large Shareholder | $61.29 | 126,000 | $7,723,069.20 | 10,351,200 | 2017-12-01 | Filing |
| Large Shareholder | $62.27 | 127,000 | $7,908,213.80 | 11,121,200 | 2017-11-30 | Filing |