Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $103.23 | 3,500 | Director | 64,009 | 2016-10-10 | Filing |
| $87.25 | 3,500 | Director | 58,440 | 2016-04-12 | Filing |
| $56.36 | 18,000 | Officer, Director | 452,210 | 2010-10-18 | Filing |
| $52.09 | 30,000 | Officer | 102,932 | 2010-07-13 | Filing |
| $52.06 | 37,500 | Officer, Director | 448,545 | 2010-07-13 | Filing |
| $67.26 | 2,000 | Director | 50,156 | 2010-04-14 | Filing |
| $117.06 | 6 | Officer | 11,948 | 2008-08-13 | Filing |
| $113.08 | 12 | Officer | 11,942 | 2008-07-24 | Filing |
| $134.81 | 10 | Officer | 11,930 | 2008-06-03 | Filing |
| $127.37 | 18 | Officer | 11,920 | 2008-05-30 | Filing |
| $122.57 | 9 | Officer | 11,902 | 2008-04-11 | Filing |
| $115.96 | 13 | Officer | 11,893 | 2008-03-26 | Filing |
| $110.07 | 11 | Officer | 11,880 | 2008-03-14 | Filing |
| $118.57 | 8 | Officer | 11,869 | 2008-02-21 | Filing |
| $113.65 | 29 | Officer | 11,861 | 2008-02-01 | Filing |
| $76.28 | 100 | Director | 14,477 | 2009-01-15 | Filing |
| $76.29 | 1,400 | Director | 14,377 | 2009-01-15 | Filing |
| $76.29 | 100 | Director | 12,977 | 2009-01-15 | Filing |
| $76.27 | 400 | Director | 12,877 | 2009-01-15 | Filing |