| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $2.66 | 37,273 | $99,146.18 | 104,887,448 | 2019-11-04 | Filing | |
| $0.93 | 124,578 | $115,857.54 | 104,129,219 | 2020-07-15 | Filing | |
| $2.48 | 5,022 | $12,454.56 | 104,253,797 | 2019-10-07 | Filing | |
| $2.54 | 81,454 | $206,868.72 | 869,082 | 2019-09-03 | Filing | |
| $5.40 | 1,000 | $5,400.00 | 902,259 | 2019-06-12 | Filing | |
| $5.16 | 82,453 | $425,457.48 | 902,259 | 2019-06-10 | Filing | |
| $5.05 | 1,115,304 | $5,632,285.20 | 72,989,057 | 2019-05-14 | Filing | |
| $5.06 | 86,547 | $437,927.82 | 74,104,361 | 2019-05-14 | Filing | |
| $0.00 | 33,000 | $0.00 | 59,771 | 2015-05-06 | Filing | |
| $0.00 | 4,500 | $0.00 | 59,771 | 2015-05-05 | Filing | |
| $11.28 | 2,094 | $23,620.32 | 59,771 | 2015-05-04 | Filing | |
| $0.00 | 37,906 | $0.00 | 59,771 | 2015-05-04 | Filing | |
| $0.00 | 50,000 | $0.00 | 59,771 | 2015-05-04 | Filing | |
| $0.00 | 33,000 | $0.00 | 52,925 | 2015-05-06 | Filing | |
| $0.00 | 4,500 | $0.00 | 52,925 | 2015-05-05 | Filing | |
| $11.28 | 2,094 | $23,620.32 | 52,925 | 2015-05-04 | Filing | |
| $0.00 | 37,906 | $0.00 | 52,925 | 2015-05-04 | Filing | |
| $0.00 | 50,000 | $0.00 | 52,925 | 2015-05-04 | Filing | |
| $7.33 | 41,000 | $300,644.80 | 75,676 | 2013-06-12 | Filing | |
| $7.49 | 167,852 | $1,257,211.48 | 4,172,946 | 2013-01-18 | Filing |