Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $1.01 | 10,000 | Officer | 95,692 | 2020-03-13 | Filing |
| $1.15 | 25,000 | Officer | 564,511 | 2020-03-11 | Filing |
| $1.06 | 300,000 | Officer, Director | 2,127,994 | 2020-03-10 | Filing |
| $2.10 | 50,000 | Director | 74,605 | 2020-03-06 | Filing |
| $6.00 | 8,347 | Officer | 400,354 | 2017-03-03 | Filing |
| $6.98 | 17,000 | Officer | 214,196 | 2015-08-07 | Filing |
| $6.75 | 14,755 | Officer | 290,775 | 2015-08-06 | Filing |
| $9.80 | 5,100 | Officer | 258,402 | 2014-09-05 | Filing |
| $9.81 | 10,000 | Officer | 116,084 | 2014-09-05 | Filing |
| $9.77 | 1,000 | Director | 1,000 | 2014-09-05 | Filing |
| $9.77 | 10,000 | Director | 98,858 | 2014-09-05 | Filing |
| $10.50 | 2,000 | Director | 62,003 | 2013-03-04 | Filing |
| $9.62 | 10,000 | Director | 60,003 | 2012-08-09 | Filing |
| $18.00 | 11,000 | Officer | 736,215 | 2011-05-16 | Filing |
| $18.00 | 1,500 | Officer | 840,767 | 2011-05-16 | Filing |
| $18.00 | 10,000 | Officer | 5,522,635 | 2011-05-16 | Filing |
| $18.00 | 25,000 | Director | 25,000 | 2011-05-16 | Filing |
| $18.00 | 10,000 | Officer, Director | 4,148,651 | 2011-05-16 | Filing |
| $18.00 | 1,800 | Director | 1,800 | 2011-05-16 | Filing |
| $18.00 | 15,000 | Director | 90,524 | 2011-05-16 | Filing |