Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $163.48 | 4,636 | Officer | 900 | 2018-03-19 | Filing |
| $162.79 | 5,133 | Officer | 5,536 | 2018-03-19 | Filing |
| $161.62 | 3,141 | Officer | 10,669 | 2018-03-19 | Filing |
| $160.60 | 9,618 | Officer | 13,810 | 2018-03-19 | Filing |
| $159.62 | 5,200 | Officer | 23,428 | 2018-03-19 | Filing |
| $158.45 | 500 | Officer | 28,628 | 2018-03-19 | Filing |
| $157.98 | 400 | Officer | 5,000 | 2018-03-16 | Filing |
| $157.41 | 7,264 | Officer | 5,400 | 2018-03-16 | Filing |
| $156.75 | 2,208 | Officer | 12,664 | 2018-03-16 | Filing |
| $154.95 | 1,000 | Officer | 14,872 | 2018-03-16 | Filing |
| $150.57 | 6,584 | Large Shareholder, Officer, Director | 0 | 2018-03-02 | Filing |
| $149.75 | 9,032 | Large Shareholder, Officer, Director | 6,584 | 2018-03-02 | Filing |
| $148.61 | 2,800 | Large Shareholder, Officer, Director | 15,616 | 2018-03-02 | Filing |
| $147.31 | 700 | Large Shareholder, Officer, Director | 18,416 | 2018-03-02 | Filing |
| $146.25 | 200 | Large Shareholder, Officer, Director | 19,116 | 2018-03-02 | Filing |
| $145.32 | 600 | Large Shareholder, Officer, Director | 19,316 | 2018-03-02 | Filing |
| $143.64 | 1,546 | Large Shareholder, Officer, Director | 19,916 | 2018-03-02 | Filing |
| $142.72 | 2,600 | Large Shareholder, Officer, Director | 21,462 | 2018-03-02 | Filing |
| $141.62 | 1,300 | Large Shareholder, Officer, Director | 24,062 | 2018-03-02 | Filing |
| $145.00 | 2,656 | Large Shareholder, Officer, Director | 25,362 | 2018-03-01 | Filing |