Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $76.50 | 4,000 | Officer | 6,000 | 2015-12-14 | Filing |
| $76.05 | 500 | Director | 8,610 | 2015-09-15 | Filing |
| $77.10 | 10,000 | Director | 23,837 | 2015-08-24 | Filing |
| $79.95 | 5,000 | Director | 43,322 | 2015-08-20 | Filing |
| $89.83 | 2,000 | Director | 4,146 | 2015-07-28 | Filing |
| $89.03 | 10,000 | Director | 13,837 | 2015-07-27 | Filing |
| $96.33 | 4,000 | Director | 38,322 | 2015-04-30 | Filing |
| $99.78 | 10,000 | Director | 49,422 | 2015-02-03 | Filing |
| $82.46 | 500 | Director | 20,532 | 2013-10-30 | Filing |
| $75.99 | 10,000 | Director | 112,554 | 2013-08-15 | Filing |
| $82.38 | 3,511 | Director | 30,300 | 2013-04-30 | Filing |
| $63.61 | 3,000 | Officer | 53,117 | 2012-11-01 | Filing |
| $61.75 | 10,000 | Director | 98,592 | 2012-10-31 | Filing |
| $71.35 | 4 | Director | 4 | 2012-01-03 | Filing |
| $68.11 | 4 | Director | 1,083 | 2011-10-03 | Filing |
| $69.04 | 4 | Director | 1,079 | 2011-07-01 | Filing |
| $58.33 | 5 | Director | 1,075 | 2011-04-01 | Filing |
| $62.30 | 4 | Director | 1,070 | 2011-01-03 | Filing |
| $56.25 | 4 | Director | 1,067 | 2010-10-01 | Filing |
| $50.53 | 5 | Director | 1,062 | 2010-07-01 | Filing |