| Date | Name | Title | Type | Security | Shares | Price | Value | Ownership | Reported |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Common Stock, $0.0001 par value | 122.3k | $0.00 | $12.2 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Other (disposition) | Common Stock, $0.0001 par value | 13 | $1.10 | $14.2 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Common Stock, $0.0001 par value | 72.9k | $0.00 | $7.3 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Other (disposition) | Common Stock, $0.0001 par value | 7 | $1.10 | $7.7 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Common Stock, $0.0001 par value | 249.9k | $0.00 | $25 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Other (disposition) | Common Stock, $0.0001 par value | 25 | $1.10 | $27.4 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Common Stock, $0.0001 par value | 149k | $0.00 | $14.9 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Other (disposition) | Common Stock, $0.0001 par value | 14 | $1.10 | $15.3 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Common Stock, $0.0001 par value | 1.5M | $0.00 | $146.2 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Other (disposition) | Common Stock, $0.0001 par value | 135 | $1.10 | $147.9 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Common Stock, $0.0001 par value | 871.4k | $0.00 | $87.1 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Other (disposition) | Common Stock, $0.0001 par value | 80 | $1.10 | $87.6 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Common Stock, $0.0001 par value | 342.4k | $0.00 | $34.2 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Other (disposition) | Common Stock, $0.0001 par value | 32 | $1.10 | $35 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Common Stock, $0.0001 par value | 239.8k | $0.00 | $24 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Other (disposition) | Common Stock, $0.0001 par value | 22 | $1.10 | $24.1 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Series C Warrants | 2.4M | $0.00 | $0 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Series C Warrants | 1.5M | $0.00 | $0 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Series D Warrants | 5M | $0.00 | $0 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Series D Warrants | 3M | $0.00 | $0 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Series E Warrants | 29.2M | $0.00 | $0 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Series E Warrants | 17.4M | $0.00 | $0 | | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Series F Warrants | 342.4k | $0.00 | $0 | See Footnote | 07/28/2020 |
| 07/28/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Exercise (in-the-money or at-the-money) | Series F Warrants | 239.8k | $0.00 | $0 | | 07/28/2020 |
| 04/06/2020 | Rassin David Alan | VP, General Counsel | Grant | Restricted Stock Unit | 10k | $0.00 | $0 | | 04/06/2020 |
| 03/30/2020 | Scott Mike | Senior VP | Grant | Restricted Stock Unit | 96.6k | $0.00 | $0 | | 03/30/2020 |
| 03/30/2020 | Silvernagle Darin | VP - Marine | Grant | Restricted Stock Unit | 33.8k | $0.00 | $0 | | 03/30/2020 |
| 01/14/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Grant | Series F Warrants | 171.3k | $0.00 | $0 | See Footnote | 01/14/2020 |
| 01/14/2020 | WHITEBOX ADVISORS LLC | 10% Owner | Grant | Series F Warrants | 120k | $0.00 | $0 | | 01/14/2020 |
| 12/11/2019 | WHITEBOX ADVISORS LLC | 10% Owner | Grant | Series F Warrants | 171.1k | $0.00 | $0 | See Footnote | 12/11/2019 |
| 12/11/2019 | WHITEBOX ADVISORS LLC | 10% Owner | Grant | Series F Warrants | 119.9k | $0.00 | $0 | | 12/11/2019 |
| 06/13/2019 | Beatty Brian A | COO | Sale | Common Stock | 44.3k | $3.05 | $135k | | 06/13/2019 |
| 04/12/2019 | Beatty Brian A | COO | Payment of Exercise | Common Stock | 37.9k | $3.80 | $143.9k | | 04/12/2019 |
| 04/12/2019 | Beatty Brian A | COO | Exercise | Restricted Stock Unit | 78.9k | $0.00 | $0 | | 04/12/2019 |
| 04/12/2019 | Scott Mike | Senior VP | Payment of Exercise | Common Stock | 14.3k | $3.80 | $54.4k | | 04/12/2019 |
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