| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $41.82 | 1,700 | $71,090.94 | 0 | 2018-04-25 | Filing |
| Officer | $41.31 | 800 | $33,048.00 | 1,700 | 2018-04-25 | Filing |
| Officer, Director | $41.54 | 259 | $10,759.66 | 0 | 2018-04-17 | Filing |
| Officer, Director | $40.71 | 2,100 | $85,492.89 | 259 | 2018-04-17 | Filing |
| Officer, Director | $41.56 | 705 | $29,300.43 | 0 | 2018-04-17 | Filing |
| Officer, Director | $40.69 | 6,363 | $258,930.83 | 705 | 2018-04-17 | Filing |
| Officer, Director | $41.56 | 15,707 | $652,727.95 | 0 | 2018-04-17 | Filing |
| Officer, Director | $40.69 | 146,537 | $5,962,180.23 | 15,707 | 2018-04-17 | Filing |
| Officer | $40.56 | 15,000 | $608,448.00 | 0 | 2018-04-16 | Filing |
| Officer | $39.31 | 2,500 | $98,272.75 | 0 | 2018-04-10 | Filing |
| Officer | $38.82 | 600 | $23,292.00 | 0 | 2018-03-28 | Filing |
| Officer | $38.28 | 1,900 | $72,732.00 | 600 | 2018-03-28 | Filing |
| Director | $38.79 | 17,500 | $678,825.00 | 0 | 2018-03-23 | Filing |
| Officer | $39.60 | 20,400 | $807,848.16 | 0 | 2018-03-12 | Filing |
| Officer | $39.16 | 2,051 | $80,324.13 | 0 | 2018-03-07 | Filing |
| Officer | $37.86 | 449 | $16,999.95 | 2,051 | 2018-03-07 | Filing |
| Officer, Director | $38.65 | 1,200 | $46,380.00 | 0 | 2018-03-01 | Filing |
| Officer, Director | $37.92 | 1,400 | $53,090.52 | 1,200 | 2018-03-01 | Filing |
| Officer, Director | $36.92 | 26,756 | $987,791.39 | 2,600 | 2018-03-01 | Filing |
| Officer, Director | $36.17 | 45,644 | $1,650,998.25 | 29,356 | 2018-03-01 | Filing |