Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $230.91 | 5,000 | Director | 5,000 | 2017-08-31 | Filing |
| $170.70 | 450,000 | Large Shareholder, Director | 3,223,989 | 2017-06-06 | Filing |
| $67.67 | 5,000 | Large Shareholder, Officer, Director | 1,710,069 | 2016-05-13 | Filing |
| $67.76 | 300 | Director | 300 | 2016-05-12 | Filing |
| $68.07 | 500 | Director | 1,588 | 2016-05-12 | Filing |
| $67.25 | 300 | Director | 40,083 | 2016-05-12 | Filing |
| $79.60 | 200 | Director | 39,783 | 2016-05-09 | Filing |
| $23.91 | 400 | Director | 42,603 | 2014-05-13 | Filing |
| $23.91 | 400 | Director | 38,011 | 2014-05-13 | Filing |
| $23.86 | 100 | Large Shareholder | 1,133,760 | 2014-05-12 | Filing |
| $23.91 | 400 | Director | 47,011 | 2014-05-13 | Filing |
| $17.42 | 2,871 | Large Shareholder, Officer, Director | 1,970,744 | 2012-12-26 | Filing |
| $15.69 | 500 | Director | 39,307 | 2012-11-08 | Filing |
| $8.60 | 1,096 | Director | 34,261 | 2012-05-07 | Filing |
| $8.59 | 904 | Director | 33,165 | 2012-05-07 | Filing |
| $7.50 | 3,628 | Large Shareholder, Officer, Director | 2,124,959 | 2012-03-07 | Filing |
| $7.44 | 111 | Large Shareholder, Officer, Director | 2,121,331 | 2012-03-07 | Filing |
| $7.40 | 1,489 | Large Shareholder, Officer, Director | 2,121,220 | 2012-03-07 | Filing |
| $7.38 | 22 | Large Shareholder, Officer, Director | 2,119,731 | 2012-03-07 | Filing |
| $7.37 | 150 | Large Shareholder, Officer, Director | 2,119,709 | 2012-03-07 | Filing |