| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/03/2023 | Onconova Therapeutics, Inc. | ONTX | Payment of Exercise | Common Stock | 1.4k | $1.02 | $1.5k | | 08/02/2023 |
| 08/02/2023 | Onconova Therapeutics, Inc. | ONTX | Exercise | Restricted Stock Units | 4.8k | $0.00 | $0 | | 08/02/2023 |
| 03/13/2023 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Option (right to purchase) | 79k | $0.73 | $57.7k | | 03/13/2023 |
| 03/13/2023 | Onconova Therapeutics, Inc. | ONTX | Grant | Restricted Stock Units | 26k | $0.00 | $0 | | 03/13/2023 |
| 02/07/2023 | Onconova Therapeutics, Inc. | ONTX | Exercise | Restricted Stock Units | 6.9k | $0.00 | $0 | | 02/07/2023 |
| 02/07/2023 | Onconova Therapeutics, Inc. | ONTX | Payment of Exercise | Common Stock | 1.8k | $1.36 | $2.4k | | 02/07/2023 |
| 08/03/2022 | Onconova Therapeutics, Inc. | ONTX | Payment of Exercise | Common Stock | 1.4k | $1.32 | $1.8k | | 08/02/2022 |
| 08/02/2022 | Onconova Therapeutics, Inc. | ONTX | Exercise | Restricted Stock Units | 4.8k | $0.00 | $0 | | 08/02/2022 |
| 06/10/2022 | Onconova Therapeutics, Inc. | ONTX | Grant | Restricted Stock Units | 16.5k | $0.00 | $0 | | 06/10/2022 |
| 06/10/2022 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Option (right to purchase) | 50.2k | $1.33 | $66.8k | | 06/10/2022 |
| 02/07/2022 | Onconova Therapeutics, Inc. | ONTX | Grant | Restricted Stock Units | 20.7k | $0.00 | $0 | | 02/07/2022 |
| 02/07/2022 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Option (right to purchase) | 62.1k | $1.82 | $113k | | 02/07/2022 |
| 08/02/2021 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Option (right to purchase) | 42.8k | $5.19 | $221.9k | | 08/02/2021 |
| 08/02/2021 | Onconova Therapeutics, Inc. | ONTX | Grant | Restricted Stock Units | 14.2k | $0.00 | $0 | | 08/02/2021 |
| 02/17/2021 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Appreciation Right | 301k | $1.51 | $454.5k | | 02/17/2021 |
| 02/16/2021 | Onconova Therapeutics, Inc. | ONTX | Purchase | Common Stock | 15k | $1.00 | $15k | | 02/16/2021 |
| 11/27/2020 | Onconova Therapeutics, Inc. | ONTX | Purchase | Common Stock | 4.6k | $0.26 | $1.2k | | 11/25/2020 |
| 11/25/2020 | Onconova Therapeutics, Inc. | ONTX | Purchase | Common Stock | 16.8k | $0.26 | $4.4k | | 11/25/2020 |
| 05/19/2020 | Onconova Therapeutics, Inc. | ONTX | Purchase | Common Stock | 21k | $0.36 | $7.6k | | 05/19/2020 |
| 11/25/2019 | Onconova Therapeutics, Inc. | ONTX | Purchase | Warrant (right to purchase) | 87.5k | $0.20 | $17.5k | | 11/25/2019 |
| 11/25/2019 | Onconova Therapeutics, Inc. | ONTX | Purchase | Common Stock | 87.5k | $0.20 | $17.5k | | 11/25/2019 |
| 07/26/2018 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Option (right to purchase) | 385k | $0.46 | $177.1k | | 07/26/2018 |
| 01/03/2018 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Option (right to purchase) | 31k | $1.50 | $46.5k | | 01/03/2018 |
| 01/17/2017 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Option (right to purchase) | 19.4k | $2.70 | $52.4k | | 01/17/2017 |
| 12/15/2016 | Onconova Therapeutics, Inc. | ONTX | Grant | Stock Option (right to purchase) | 5.6k | $2.65 | $14.8k | | 12/15/2016 |