| Date | Person | Title | Type | Name | Shares | Shares (Total) | Price | Code |
|---|---|---|---|---|---|---|---|---|
| 2020-05-29 | MCDONALD PATRICK R | Sell | COMMON STOCK | -24369.0 | 315,378 | $0.3 | F | |
| 2020-05-26 | STRUZESKI KEVIN D | Sell | COMMON STOCK | -10144.0 | 148,513 | $0.3 | F | |
| 2020-05-26 | MCDONALD PATRICK R | Sell | COMMON STOCK | -20286.0 | 255,697 | $0.3 | F | |
| 2020-05-26 | Pierce Mark Duane | Sell | COMMON STOCK | -11060.0 | 118,588 | $0.3 | F | |
| 2019-12-31 | STRUZESKI KEVIN D | Sell | COMMON STOCK | -10626.0 | 146,157 | $3.7 | F | |
| 2019-12-31 | MCDONALD PATRICK R | Sell | COMMON STOCK | -13524.0 | 250,983 | $3.7 | F | |
| 2019-12-31 | Pierce Mark Duane | Sell | COMMON STOCK | -11586.0 | 117,148 | $3.7 | F | |
| 2018-12-27 | MCDONALD PATRICK R | Sell | COMMON STOCK | -14490.0 | 212,840 | $4.3 | F | |
| 2018-12-27 | Pierce Mark Duane | Sell | COMMON STOCK | -9086.0 | 99,567 | $4.3 | F | |
| 2018-12-27 | STRUZESKI KEVIN D | Sell | COMMON STOCK | -3670.0 | 127,616 | $4.3 | F | |
| 2018-02-01 | LAWRENCE BRYAN H | Sell | Warrant | -1527778.0 | 0 | $0.0 | M | |
| 2018-02-01 | LEIDEL PETER A | Sell | Warrant | -1527778.0 | 0 | $0.0 | M | |
| 2018-02-01 | Yorktown XI Associates LLC | Sell | Warrant | -1527778.0 | 0 | $0.0 | M | |
| 2018-02-01 | Yorktown Energy Partners XI, L.P. | Sell | Warrant | -1527778.0 | 0 | $0.0 | M | |
| 2017-12-28 | STRUZESKI KEVIN D | Sell | COMMON STOCK | -7196.0 | 102,536 | $7.3 | F | |
| 2017-12-28 | MCDONALD PATRICK R | Sell | COMMON STOCK | -18830.0 | 177,330 | $7.3 | F | |
| 2017-12-28 | Pierce Mark Duane | Sell | COMMON STOCK | -8193.0 | 79,903 | $7.3 | F | |
| 2017-11-01 | Yorktown Energy Partners XI, L.P. | Sell | Warrant | -432051.0 | 0 | $0.0 | M | |
| 2017-11-01 | LEIDEL PETER A | Sell | Warrant | -432051.0 | 0 | $0.0 | M | |
| 2017-11-01 | Yorktown XI Associates LLC | Sell | Warrant | -432051.0 | 0 | $0.0 | M |