| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 06/06/2023 | Aerovate Therapeutics, Inc. | AVTE | Grant | Stock Option (Right to Buy) | 12.5k | $16.30 | $203.8k | | 06/06/2023 |
| 01/03/2023 | Aerovate Therapeutics, Inc. | AVTE | Grant | Stock Option (Right to Buy) | 2.7k | $27.03 | $71.7k | | 01/03/2023 |
| 06/21/2022 | Aerovate Therapeutics, Inc. | AVTE | Grant | Stock Option (Right to Buy) | 12.5k | $12.26 | $153.2k | | 06/21/2022 |
| 06/08/2022 | Surface Oncology, Inc. | SURF | Grant | Stock Option (Right to Buy) | 24k | $2.01 | $48.2k | | 06/08/2022 |
| 01/03/2022 | Aerovate Therapeutics, Inc. | AVTE | Grant | Stock Option (Right to Buy) | 7.3k | $10.93 | $80k | | 01/03/2022 |
| 07/02/2021 | Aerovate Therapeutics, Inc. | AVTE | Conversion | Series A Preferred Stock | 8M | $0.00 | $0 | By Atlas Venture Fund XII, L.P. | 07/01/2021 |
| 07/02/2021 | Aerovate Therapeutics, Inc. | AVTE | Conversion | Common Stock | 2.6M | $0.00 | $0 | By Atlas Venture Fund XII, L.P. | 07/01/2021 |
| 07/02/2021 | Aerovate Therapeutics, Inc. | AVTE | Purchase | Common Stock | 535.7k | $14.00 | $7.5M | By Atlas Venture Fund XII, L.P. | 07/01/2021 |
| 07/01/2021 | Aerovate Therapeutics, Inc. | AVTE | Grant | Stock Option (Right to Buy) | 2.2k | $19.41 | $41.8k | | 07/01/2021 |
| 06/29/2021 | Aerovate Therapeutics, Inc. | AVTE | Grant | Stock Option (Right to Buy) | 25k | $14.00 | $350k | | 02/01/2021 |
| 06/08/2021 | Surface Oncology, Inc. | SURF | Grant | Stock Option (Right to Buy) | 17.7k | $7.69 | $136.1k | | 06/08/2021 |
| 06/04/2021 | Aerovate Therapeutics, Inc. | AVTE | Grant | Series A Preferred Stock | 6.1M | $1.89 | $11.6M | By Atlas Venture Fund XII, L.P. | 02/01/2021 |
| 02/01/2021 | Aerovate Therapeutics, Inc. | AVTE | Grant | Series A Preferred Stock | 879k | $1.89 | $1.7M | By Atlas Venture Fund XII, L.P. | 02/01/2021 |
| 12/17/2020 | Surface Oncology, Inc. | SURF | Sale | Common Stock | 1.7M | $8.10 | $13.8M | See Footnote # | 12/17/2020 |
| 12/17/2020 | Surface Oncology, Inc. | SURF | Sale | Common Stock | 1.7M | $18.10 | $30.8M | See Footnote # | 12/17/2020 |
| 06/10/2020 | Surface Oncology, Inc. | SURF | Grant | Stock Option (Right to Buy) | 12k | $4.35 | $52.2k | | 06/10/2020 |
| 10/01/2019 | Surface Oncology, Inc. | SURF | Grant | Stock Option (Right to Buy) | 15k | $1.17 | $17.5k | | 10/01/2019 |
| 06/05/2019 | Surface Oncology, Inc. | SURF | Grant | Stock Option (Right to Buy) | 12.1k | $3.69 | $44.6k | | 06/05/2019 |
| 04/23/2018 | Surface Oncology, Inc. | SURF | Purchase | Common Stock | 100k | $15.00 | $1.5M | See Footnote | 04/23/2018 |
| 04/23/2018 | Surface Oncology, Inc. | SURF | Conversion | Series A Preferred Stock | 7M | $0.00 | $0 | See Footnote | 04/23/2018 |
| 04/23/2018 | Surface Oncology, Inc. | SURF | Conversion | Common Stock | 3.2M | $0.00 | $0 | See Footnote | 04/23/2018 |