Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $51.88 | 28,000 | Large Shareholder, Director | 2,880,423 | 2015-11-03 | Filing |
| $50.69 | 5,000 | Director | 228,834 | 2015-11-04 | Filing |
| $31.90 | 5,184 | Director | 233,834 | 2015-08-05 | Filing |
| $30.16 | 75,081 | Large Shareholder, Director | 3,032,954 | 2015-05-21 | Filing |
| $33.00 | 4,745 | Large Shareholder, Director | 3,108,035 | 2015-05-20 | Filing |
| $34.81 | 20,174 | Large Shareholder, Director | 3,112,780 | 2015-05-19 | Filing |
| $33.13 | 50,000 | Large Shareholder, Director | 3,132,954 | 2015-05-18 | Filing |
| $12.47 | 4,800 | Large Shareholder, Director | 3,249,575 | 2015-01-20 | Filing |
| $12.29 | 5,300 | Large Shareholder, Director | 3,254,375 | 2015-01-16 | Filing |
| $12.47 | 4,800 | Large Shareholder, Director | 3,187,882 | 2015-01-20 | Filing |
| $12.29 | 5,300 | Large Shareholder, Director | 3,192,682 | 2015-01-16 | Filing |
| $3.32 | 100 | Officer | 163,542 | 2013-12-10 | Filing |
| $3.31 | 9,900 | Officer | 163,642 | 2013-12-10 | Filing |
| $0.28 | 2,000 | Director | 84,563 | 2009-03-16 | Filing |
| $0.29 | 250 | Officer | 98,542 | 2009-03-17 | Filing |
| $0.29 | 3,326 | Officer | 98,792 | 2009-03-17 | Filing |