| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 02/22/2023 | GERON CORP | GERN | Grant | Employee Stock Option (Right to buy) | 1.8M | $2.83 | $5M | | 02/22/2023 |
| 02/16/2022 | GERON CORP | GERN | Grant | Employee Stock Option (Right to buy) | 2.1M | $1.06 | $2.2M | | 02/16/2022 |
| 08/05/2021 | CHIASMA, INC | CHMA | Disposition | Stock Option (Right to Buy) | 10k | $3.14 | $31.4k | | 08/05/2021 |
| 08/05/2021 | CHIASMA, INC | CHMA | Disposition | Stock Option (Right to Buy) | 13k | $1.35 | $17.6k | | 08/05/2021 |
| 08/05/2021 | CHIASMA, INC | CHMA | Disposition | Stock Option (Right to Buy) | 13k | $1.45 | $18.8k | | 08/05/2021 |
| 08/05/2021 | CHIASMA, INC | CHMA | Disposition | Common Stock | 61.3k | $0.00 | $0 | | 08/05/2021 |
| 08/05/2021 | CHIASMA, INC | CHMA | Disposition | Stock Option (Right to Buy) | 13k | $7.98 | $103.7k | | 08/05/2021 |
| 08/05/2021 | CHIASMA, INC | CHMA | Disposition | Stock Option (Right to Buy) | 13k | $5.81 | $75.5k | | 08/05/2021 |
| 06/16/2021 | CytomX Therapeutics, Inc. | CTMX | Grant | Stock Option (Right to Buy) | 20k | $7.13 | $142.6k | | 06/16/2021 |
| 02/02/2021 | GERON CORP | GERN | Grant | Employee Stock Option (Right to buy) | 600k | $2.06 | $1.2M | | 02/02/2021 |
| 06/17/2020 | CytomX Therapeutics, Inc. | CTMX | Grant | Stock Option (Right to Buy) | 20k | $8.35 | $167k | | 06/17/2020 |
| 06/11/2020 | CHIASMA, INC | CHMA | Grant | Stock Option (Right to Buy) | 13k | $5.81 | $75.5k | | 06/11/2020 |
| 02/12/2020 | GERON CORP | GERN | Grant | Employee Stock Option (right to buy) | 582.8k | $1.30 | $754.7k | | 02/12/2020 |
| 06/19/2019 | CytomX Therapeutics, Inc. | CTMX | Grant | Stock Option (Right to Buy) | 14k | $11.31 | $158.3k | | 06/19/2019 |
| 06/13/2019 | CHIASMA, INC | CHMA | Grant | Stock Option (Right to Buy) | 13k | $7.98 | $103.7k | | 06/13/2019 |
| 01/30/2019 | GERON CORP | GERN | Grant | Employee Stock Option (right to buy) | 1M | $1.03 | $1.1M | | 01/30/2019 |
| 06/13/2018 | CytomX Therapeutics, Inc. | CTMX | Grant | Stock Option (Right to Buy) | 14k | $25.25 | $353.5k | | 06/13/2018 |
| 06/07/2018 | CHIASMA, INC | CHMA | Grant | | 13k | $1.45 | $18.8k | | 06/07/2018 |
| 01/31/2018 | GERON CORP | GERN | Grant | Employee Stock Option (right to buy) | 1M | $2.45 | $2.6M | | 01/31/2018 |
| 06/20/2017 | CytomX Therapeutics, Inc. | CTMX | Grant | Stock Option (right to buy) | 14k | $13.78 | $192.9k | | 06/20/2017 |
| 06/15/2017 | CHIASMA, INC | CHMA | Grant | | 13k | $1.35 | $17.6k | | 06/15/2017 |
| 02/11/2014 | GERON CORP | GERN | Grant | Employee Stock Option (right to buy) | 1.3M | $5.09 | $6.8M | | 02/11/2014 |
| 04/01/2013 | GERON CORP | GERN | Purchase | Common Stock | 50k | $1.03 | $51.5k | Family trust | 04/01/2013 |
| 02/13/2013 | GERON CORP | GERN | Grant | Employee Stock Option (right to buy) | 1.3M | $1.50 | $2M | | 02/13/2013 |