Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $140.09 | 400 | Director | 400 | 2017-05-30 | Filing |
| $130.85 | 400 | Director | 400 | 2017-03-15 | Filing |
| $115.90 | 400 | Director | 400 | 2017-01-23 | Filing |
| $92.85 | 5,500 | Officer | 16,500 | 2015-09-21 | Filing |
| $94.78 | 11,000 | Officer | 11,000 | 2015-09-16 | Filing |
| $97.79 | 2,000 | Officer | 44,607 | 2015-07-28 | Filing |
| $103.07 | 400 | Director | 400 | 2015-02-17 | Filing |
| $60.26 | 2,500 | Director | 103,074 | 2013-07-30 | Filing |
| $49.24 | 3,000 | Director | 3,000 | 2012-08-13 | Filing |
| $42.85 | 5,000 | Director | 5,000 | 2011-12-13 | Filing |
| $38.40 | 1,000 | Director | 1,000 | 2011-01-24 | Filing |