| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 10/01/2023 | Harpoon Therapeutics, Inc. | HARP | Grant | Common Stock | 5.8k | $0.00 | $0 | | 10/01/2023 |
| 07/01/2023 | Harpoon Therapeutics, Inc. | HARP | Grant | Common Stock | 35.6k | $0.00 | $0 | | 07/01/2023 |
| 05/26/2023 | DYNAVAX TECHNOLOGIES CORP | DVAX | Grant | | 5.4k | $0.00 | $0 | | 05/26/2023 |
| 05/26/2023 | DYNAVAX TECHNOLOGIES CORP | DVAX | Grant | Stock Option (Right to Buy) | 22.5k | $11.20 | $252k | | 05/26/2023 |
| 04/01/2023 | Harpoon Therapeutics, Inc. | HARP | Grant | Common Stock | 34.9k | $0.00 | $0 | | 04/01/2023 |
| 03/13/2023 | Viridian Therapeutics, Inc.\DE | MGEN | Purchase | Common Stock | 5.5k | $29.15 | $160.3k | | 03/13/2023 |
| 02/06/2023 | Viridian Therapeutics, Inc.\DE | MGEN | Grant | Common Stock | 250k | $0.00 | $0 | | 02/06/2023 |
| 02/06/2023 | Viridian Therapeutics, Inc.\DE | MGEN | Grant | Stock Option (Right to Buy) | 1000k | $35.80 | $35.8M | | 02/06/2023 |
| 01/02/2023 | SELECTA BIOSCIENCES INC | SELB | Grant | Stock Option (Right to Buy) | 87.5k | $1.13 | $98.9k | | 01/02/2023 |
| 06/22/2022 | Harpoon Therapeutics, Inc. | HARP | Grant | Director Stock Option (Right to Buy) | 20.3k | $2.01 | $40.9k | | 06/22/2022 |
| 05/26/2022 | DYNAVAX TECHNOLOGIES CORP | DVAX | Grant | Restricted Stock Unit | 4k | $0.00 | $0 | | 05/26/2022 |
| 05/26/2022 | DYNAVAX TECHNOLOGIES CORP | DVAX | Grant | Stock Option (Right to Buy) | 16.9k | $11.68 | $197.1k | | 05/26/2022 |
| 01/03/2022 | SELECTA BIOSCIENCES INC | SELB | Grant | Stock Option (Right to Buy) | 40k | $3.31 | $132.4k | | 01/03/2022 |
| 11/17/2021 | Trillium Therapeutics Inc. | TRIL | Disposition | Stock Option (Right to Buy) | 67k | $9.51 | $637.2k | | 11/17/2021 |
| 10/25/2021 | Harpoon Therapeutics, Inc. | HARP | Grant | Director Stock Option (Right to Buy) | 10.2k | $6.31 | $64.2k | | 10/25/2021 |
| 10/19/2021 | DYNAVAX TECHNOLOGIES CORP | DVAX | Grant | Restricted Stock Unit | 10.7k | $0.00 | $0 | | 10/19/2021 |
| 10/19/2021 | DYNAVAX TECHNOLOGIES CORP | DVAX | Grant | Stock Option (Right to Buy) | 45k | $17.55 | $789.8k | | 10/19/2021 |
| 05/04/2021 | Harpoon Therapeutics, Inc. | HARP | Grant | Director Stock Option (Right to Buy) | 10.2k | $22.50 | $228.8k | | 05/04/2021 |
| 05/04/2021 | Harpoon Therapeutics, Inc. | HARP | Grant | Director Stock Option (Right to Buy) | 10.2k | $0.00 | $0 | | 05/04/2021 |
| 05/03/2021 | Trillium Therapeutics Inc. | TRIL | Grant | Stock Option (Right to Buy) | 67k | $9.51 | $637.2k | | 05/03/2021 |
| 11/16/2020 | AMAG PHARMACEUTICALS, INC. | AMAG | Disposition | Stock Option (Right to Buy) | 1000k | $0.00 | $0 | | 11/16/2020 |
| 06/19/2020 | SELECTA BIOSCIENCES INC | SELB | Grant | Stock Option (Right to Buy) | 20k | $3.00 | $60k | | 06/19/2020 |
| 05/28/2020 | Harpoon Therapeutics, Inc. | HARP | Grant | Director Stock Option (Right to Buy) | 10.2k | $20.59 | $209.3k | | 05/28/2020 |
| 04/28/2020 | AMAG PHARMACEUTICALS, INC. | AMAG | Grant | Stock Option (Right to Buy) | 1000k | $8.20 | $8.2M | | 04/28/2020 |
| 12/23/2019 | SELECTA BIOSCIENCES INC | SELB | Grant | Warrants | 19.7k | $1.46 | $28.8k | | 12/23/2019 |
| 12/23/2019 | SELECTA BIOSCIENCES INC | SELB | Grant | Common Stock | 39.4k | $1.46 | $57.5k | | 12/23/2019 |
| 08/20/2019 | SELECTA BIOSCIENCES INC | SELB | Grant | Common Stock | 41.4k | $1.81 | $75k | | 08/20/2019 |
| 06/14/2019 | SELECTA BIOSCIENCES INC | SELB | Grant | Stock Option (Right to Buy) | 20k | $2.10 | $42k | | 06/14/2019 |
| 06/03/2019 | Harpoon Therapeutics, Inc. | HARP | Grant | Director Stock Option (Right to Buy) | 10.2k | $11.84 | $120.4k | | 06/03/2019 |
| 03/09/2018 | Cascadian Therapeutics, Inc. | CASC | Other | Common Stock | 56.8k | $0.00 | $0 | | 03/09/2018 |
| 03/09/2018 | Cascadian Therapeutics, Inc. | CASC | Disposition | Restricted Stock Units | 42k | $0.00 | $0 | | 03/09/2018 |
| 03/09/2018 | Cascadian Therapeutics, Inc. | CASC | Disposition | Restricted Stock Units | 15.5k | $0.00 | $0 | | 03/09/2018 |
| 03/09/2018 | Cascadian Therapeutics, Inc. | CASC | Disposition | Restricted Stock Units | 6.3k | $0.00 | $0 | | 03/09/2018 |
| 03/09/2018 | Cascadian Therapeutics, Inc. | CASC | Disposition | Restricted Stock Units | 250k | $0.00 | $0 | | 03/09/2018 |
| 03/09/2018 | Cascadian Therapeutics, Inc. | CASC | Disposition | Stock Option (Right to buy) | 474.8k | $7.08 | $3.4M | | 03/09/2018 |
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