| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Director | $28.50 | 136,500 | $3,890,181.75 | 8,523,074 | 2017-09-21 | Filing |
| Large Shareholder, Director | $28.67 | 88,500 | $2,536,941.00 | 8,659,574 | 2017-09-20 | Filing |
| Large Shareholder, Director | $28.51 | 115,090 | $3,281,618.72 | 8,748,074 | 2017-09-15 | Filing |
| Large Shareholder, Director | $28.71 | 140,296 | $4,028,164.72 | 8,863,164 | 2017-09-14 | Filing |
| Large Shareholder, Director | $28.59 | 146,882 | $4,199,429.82 | 9,003,460 | 2017-09-13 | Filing |
| Large Shareholder, Director | $28.35 | 181,982 | $5,159,553.66 | 9,150,342 | 2017-09-12 | Filing |
| Large Shareholder, Director | $28.07 | 108,062 | $3,032,846.48 | 9,332,324 | 2017-09-11 | Filing |
| Large Shareholder, Director | $28.04 | 101,100 | $2,835,015.87 | 9,440,386 | 2017-09-08 | Filing |
| Large Shareholder, Director | $28.00 | 105,099 | $2,943,244.95 | 9,541,486 | 2017-09-07 | Filing |
| Large Shareholder, Director | $28.20 | 105,734 | $2,981,170.13 | 9,646,585 | 2017-09-06 | Filing |
| Director | $24.00 | 10,144 | $243,476.29 | 10,610 | 2016-12-14 | Filing |
| Director | $27.19 | 2,000 | $54,374.00 | 8,636 | 2014-09-30 | Filing |
| Director | $29.06 | 2,000 | $58,112.40 | 9,093 | 2014-06-27 | Filing |
| Large Shareholder, Officer, Director | $28.02 | 670,500 | $18,786,404.25 | 11,191,018 | 2014-05-20 | Filing |
| Large Shareholder, Officer, Director | $29.30 | 74,500 | $2,183,177.80 | 11,861,518 | 2014-05-19 | Filing |
| Officer | $30.37 | 14,554 | $442,004.98 | 132,924 | 2014-05-12 | Filing |
| Officer, Director | $31.16 | 8,480 | $264,194.40 | 310,169 | 2014-03-21 | Filing |
| Director | $31.00 | 40,000 | $1,240,000.00 | 41,383 | 2014-03-18 | Filing |
| Director | $31.00 | 38,300 | $1,187,300.00 | 43,083 | 2014-03-18 | Filing |
| Director | $31.52 | 1,700 | $53,584.00 | 81,383 | 2014-03-17 | Filing |