| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 05/18/2023 | Eos Energy Enterprises, Inc. | BMRG | Grant | Stock Option (Right to Buy) | 120.6k | $2.32 | $279.9k | | 05/18/2023 |
| 05/18/2023 | Eos Energy Enterprises, Inc. | BMRG | Grant | Restricted Stock Units | 32.3k | $0.00 | $0 | | 05/18/2023 |
| 05/15/2023 | Eos Energy Enterprises, Inc. | BMRG | Exercise | Restricted Stock Units | 63.6k | $0.00 | $0 | | 05/15/2023 |
| 05/15/2023 | Eos Energy Enterprises, Inc. | BMRG | Exercise | Restricted Stock Units | 45k | $0.00 | $0 | | 05/15/2023 |
| 01/18/2023 | Eos Energy Enterprises, Inc. | BMRG | Purchase | 26.5% Convertible Senior PIK Note | 0 | $1.67 | $0 | See footnote | 01/18/2023 |
| 09/07/2022 | Eos Energy Enterprises, Inc. | BMRG | Grant | Restricted Stock Units | 45k | $0.00 | $0 | | 09/07/2022 |
| 05/19/2022 | Eos Energy Enterprises, Inc. | BMRG | Grant | Stock Option (Right to Buy) | 145k | $1.18 | $171.1k | | 05/19/2022 |
| 05/19/2022 | Eos Energy Enterprises, Inc. | BMRG | Grant | Restricted Stock Units | 63.6k | $0.00 | $0 | | 05/19/2022 |
| 05/12/2022 | Eos Energy Enterprises, Inc. | BMRG | Purchase | Common Stock | 71.5k | $1.40 | $100k | | 05/12/2022 |
| 12/30/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (acquisition) | Common Stock | 913.7k | $0.00 | $0 | see footnote | 12/29/2021 |
| 12/30/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (acquisition) | Common Stock | 100.5k | $0.00 | $0 | see footnote | 12/29/2021 |
| 12/30/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (disposition) | Common Stock | 2.8M | $0.00 | $0 | see footnote | 12/29/2021 |
| 12/29/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (disposition) | Common Stock | 39.9k | $0.00 | $0 | see footnote | 12/29/2021 |
| 08/03/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (disposition) | Common Stock | 1.3M | $0.00 | $0 | See footnotes | 08/03/2021 |
| 07/30/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (disposition) | Common Stock | 2.3M | $0.00 | $0 | See footnotes | 07/30/2021 |
| 07/30/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (acquisition) | Common Stock | 815k | $0.00 | $0 | See footnotes | 07/30/2021 |
| 07/30/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (acquisition) | Common Stock | 144.2k | $0.00 | $0 | See footnotes | 07/30/2021 |
| 06/17/2021 | Eos Energy Enterprises, Inc. | BMRG | Grant | Restricted Stock Units | 3.8k | $0.00 | $0 | | 06/15/2021 |
| 06/17/2021 | Eos Energy Enterprises, Inc. | BMRG | Grant | Stock Option (Right to Buy) | 9.6k | $19.94 | $191.8k | | 06/15/2021 |
| 06/15/2021 | Eos Energy Enterprises, Inc. | BMRG | Exercise | Restricted Stock Units | 5.2k | $0.00 | $0 | | 06/15/2021 |
| 03/02/2021 | Eos Energy Enterprises, Inc. | BMRG | Other (disposition) | Common Stock | 92.4k | $0.00 | $0 | See footnotes | 03/02/2021 |
| 02/11/2021 | Eos Energy Enterprises, Inc. | BMRG | Grant | Common Stock | 449.6k | $0.00 | $0 | See footnotes | 02/11/2021 |
| 12/08/2020 | Eos Energy Enterprises, Inc. | BMRG | Grant | Restricted Stock Units | 5.2k | $0.00 | $0 | | 12/08/2020 |
| 12/08/2020 | Eos Energy Enterprises, Inc. | BMRG | Grant | Stock Option (Right to Buy) | 30.8k | $14.43 | $444.3k | | 12/08/2020 |