| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 07/12/2023 | NextDecade Corp. | NEXT | Conversion | Series A Convertible Preferred Stock | 4.6k | $0.00 | $0 | See notes | 07/12/2023 |
| 07/12/2023 | NextDecade Corp. | NEXT | Conversion | Series B Convertible Preferred Stock | 6.2k | $0.00 | $0 | See notes | 07/12/2023 |
| 07/12/2023 | NextDecade Corp. | NEXT | Conversion | Series B Convertible Preferred Stock | 2.2k | $0.00 | $0 | See notes | 07/12/2023 |
| 07/12/2023 | NextDecade Corp. | NEXT | Conversion | Series A Convertible Preferred Stock | 1.6k | $0.00 | $0 | See notes | 07/12/2023 |
| 07/12/2023 | NextDecade Corp. | NEXT | Conversion | Common Stock, $ 0.0001 par value | 2.9M | $0.00 | $0 | See notes | 07/12/2023 |
| 05/24/2022 | NextDecade Corp. | NEXT | Exercise (in-the-money or at-the-money) | Common Stock, $ 0.0001 par value | 32.9k | $0.00 | $0 | See note | 05/24/2022 |
| 05/24/2022 | NextDecade Corp. | NEXT | Sale | Common Stock, $ 0.0001 par value | 48 | $0.00 | $0 | See note | 05/24/2022 |
| 05/24/2022 | NextDecade Corp. | NEXT | Exercise (in-the-money or at-the-money) | Common Stock, $ 0.0001 par value | 91.8k | $0.00 | $0 | See note | 05/24/2022 |
| 05/24/2022 | NextDecade Corp. | NEXT | Sale | Common Stock, $ 0.0001 par value | 134 | $0.00 | $0 | See note | 05/24/2022 |
| 05/24/2022 | NextDecade Corp. | NEXT | Exercise (in-the-money or at-the-money) | Series B Warrants | 32.9k | $0.01 | $328.9 | See note | 05/24/2022 |
| 05/24/2022 | NextDecade Corp. | NEXT | Exercise (in-the-money or at-the-money) | Series B Warrants | 91.8k | $0.01 | $917.5 | See note | 05/24/2022 |
| 08/06/2021 | NextDecade Corp. | NEXT | Other (disposition) | Common Stock, $ 0.0001 par value | 3.7M | $0.00 | $0 | See note | 08/05/2021 |
| 08/05/2021 | NextDecade Corp. | NEXT | Other (disposition) | Common Stock, $ 0.0001 par value | 1.1M | $0.00 | $0 | See note | 08/05/2021 |
| 06/30/2019 | NextDecade Corp. | NEXT | Disposition | Common Stock, $ 0.0001 par value | 171.4k | $0.00 | $0 | | 06/30/2019 |
| 06/30/2019 | NextDecade Corp. | NEXT | Disposition | Common Stock, $ 0.0001 par value | 487.8k | $0.00 | $0 | | 06/30/2019 |
| 06/30/2019 | NextDecade Corp. | NEXT | Disposition | Common Stock, $ 0.0001 par value | 215.8k | $0.00 | $0 | | 06/30/2019 |
| 05/17/2019 | NextDecade Corp. | NEXT | Grant | Series B Convertible Preferred Stock | 1.3k | $1,000.00 | $1.3M | | 05/17/2019 |
| 05/17/2019 | NextDecade Corp. | NEXT | Grant | Series B Convertible Preferred Stock | 3.8k | $1,000.00 | $3.8M | | 05/17/2019 |
| 05/17/2019 | NextDecade Corp. | NEXT | Grant | Warrants | 23.9k | $0.00 | $0 | | 05/17/2019 |
| 05/17/2019 | NextDecade Corp. | NEXT | Grant | Warrants | 66.6k | $0.00 | $0 | | 05/17/2019 |
| 12/31/2018 | NextDecade Corp. | NEXT | Disposition | Common Stock, $ 0.0001 par value | 171.4k | $0.00 | $0 | | 12/31/2018 |
| 12/31/2018 | NextDecade Corp. | NEXT | Disposition | Common Stock, $ 0.0001 par value | 487.8k | $0.00 | $0 | | 12/31/2018 |
| 12/31/2018 | NextDecade Corp. | NEXT | Disposition | Common Stock, $ 0.0001 par value | 215.8k | $0.00 | $0 | | 12/31/2018 |
| 08/30/2018 | NextDecade Corp. | NEXT | Gift | Common Stock, $ 0.0001 par value | 4.1k | $0.00 | $0 | | 08/30/2018 |
| 08/30/2018 | NextDecade Corp. | NEXT | Gift | Common Stock, $ 0.0001 par value | 11.6k | $0.00 | $0 | | 08/30/2018 |
| 08/30/2018 | NextDecade Corp. | NEXT | Gift | Common Stock, $ 0.0001 par value | 15.6k | $0.00 | $0 | | 08/30/2018 |
| 08/09/2018 | NextDecade Corp. | NEXT | Grant | Series A Convertible Preferred Stock | 2.6k | $1,000.00 | $2.6M | | 08/09/2018 |
| 08/09/2018 | NextDecade Corp. | NEXT | Grant | Warrants | 13.8k | $0.00 | $0 | | 08/09/2018 |
| 08/09/2018 | NextDecade Corp. | NEXT | Grant | Warrants | 39.2k | $0.00 | $0 | | 08/09/2018 |
| 08/09/2018 | NextDecade Corp. | NEXT | Grant | Common Stock, $ 0.0001 par value | 5.1k | $0.00 | $0 | | 08/09/2018 |
| 08/09/2018 | NextDecade Corp. | NEXT | Grant | Common Stock, $ 0.0001 par value | 14.4k | $0.00 | $0 | | 08/09/2018 |
| 08/09/2018 | NextDecade Corp. | NEXT | Grant | Series A Convertible Preferred Stock | 905 | $1,000.00 | $905k | | 08/09/2018 |
| 07/11/2018 | NextDecade Corp. | NEXT | Grant | Common Stock, $ 0.0001 par value | 2.2k | $0.00 | $0 | | 07/11/2018 |
| 07/11/2018 | NextDecade Corp. | NEXT | Grant | Common Stock, $ 0.0001 par value | 6.1k | $0.00 | $0 | | 07/11/2018 |
| 06/30/2018 | NextDecade Corp. | NEXT | Disposition | Common Stock, $ 0.0001 par value | 342.9k | $0.00 | $0 | | 06/30/2018 |
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