| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $94.96 | 18,905 | $1,795,294.42 | 36,410 | 2016-04-04 | Filing |
| Director | $93.76 | 3,000 | $281,292.00 | 54,492 | 2016-04-01 | Filing |
| Large Shareholder | $81.95 | 53,925 | $4,419,110.61 | 115,284,819 | 2016-02-09 | Filing |
| Large Shareholder | $80.95 | 53,925 | $4,365,164.04 | 115,338,744 | 2016-02-08 | Filing |
| Large Shareholder | $84.20 | 53,925 | $4,540,506.57 | 115,392,669 | 2016-02-05 | Filing |
| Large Shareholder | $86.41 | 53,925 | $4,659,912.70 | 115,446,594 | 2016-02-04 | Filing |
| Large Shareholder | $85.50 | 53,925 | $4,610,441.90 | 115,500,519 | 2016-02-03 | Filing |
| Large Shareholder | $86.89 | 53,925 | $4,685,311.37 | 115,554,444 | 2016-02-02 | Filing |
| Large Shareholder | $88.03 | 53,925 | $4,746,850.58 | 115,608,369 | 2016-02-01 | Filing |
| Large Shareholder | $86.01 | 53,925 | $4,637,841.20 | 115,662,294 | 2016-01-29 | Filing |
| Large Shareholder | $84.21 | 53,925 | $4,540,797.77 | 115,716,219 | 2016-01-28 | Filing |
| Large Shareholder | $86.21 | 53,925 | $4,648,960.53 | 115,770,144 | 2016-01-27 | Filing |
| Large Shareholder | $87.02 | 53,925 | $4,692,494.18 | 115,824,069 | 2016-01-26 | Filing |
| Large Shareholder | $87.64 | 53,925 | $4,726,008.57 | 115,877,994 | 2016-01-25 | Filing |
| Large Shareholder | $88.18 | 53,925 | $4,755,187.39 | 115,931,919 | 2016-01-22 | Filing |
| Large Shareholder | $86.11 | 53,925 | $4,643,438.61 | 115,985,844 | 2016-01-21 | Filing |
| Large Shareholder | $84.30 | 53,925 | $4,546,082.42 | 116,039,769 | 2016-01-20 | Filing |
| Large Shareholder | $87.88 | 53,925 | $4,739,096.17 | 116,093,694 | 2016-01-19 | Filing |
| Large Shareholder | $88.70 | 53,925 | $4,783,347.02 | 116,147,619 | 2016-01-15 | Filing |
| Large Shareholder | $90.68 | 53,925 | $4,889,784.19 | 116,201,544 | 2016-01-14 | Filing |