| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/10/2023 | Arena Group Holdings, Inc. | MVEN | Conversion | Common Stock, par value $0.01 per share | 15.2k | $0.00 | $0 | By B. Riley Principal Investments, LLC | 08/10/2023 |
| 08/10/2023 | Arena Group Holdings, Inc. | MVEN | Conversion | Common Stock, par value $0.01 per share | 119.4k | $0.00 | $0 | By BRF Investments, LLC | 08/10/2023 |
| 08/10/2023 | Arena Group Holdings, Inc. | MVEN | Conversion | Series H Preferred Stock, par value $0.01 per share | 110 | $0.33 | $36.3 | By B. Riley Principal Investments, LLC | 08/10/2023 |
| 08/10/2023 | Arena Group Holdings, Inc. | MVEN | Conversion | Series H Preferred Stock, par value $0.01 per share | 865 | $0.33 | $285.4 | By BRF Investments, LLC | 08/10/2023 |
| 08/04/2023 | ALTA EQUIPMENT GROUP INC. | ALTG | Sale | Common Stock | 330k | $16.25 | $5.4M | By BRF Investments, LLC | 08/04/2023 |
| 06/06/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 5.2k | $5.51 | $28.9k | By Bryant R. Riley, as UTMA custodian for Eloise Riley | 06/06/2023 |
| 06/06/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 5.6k | $5.51 | $31k | By Bryant R. Riley, as UTMA custodian for Susan Riley | 06/06/2023 |
| 06/06/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 5.6k | $5.51 | $31k | By Bryant R. Riley, as UTMA custodian for Charlie Riley | 06/06/2023 |
| 06/06/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 5.1k | $5.51 | $28.1k | By Bryant R. Riley, as UTMA custodian for Abigail Riley | 06/06/2023 |
| 06/06/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 18.4k | $5.52 | $101.6k | | 06/06/2023 |
| 06/02/2023 | B. Riley Principal 250 Merger Corp. | | Disposition | Class B. Common Stock | 1 | $0.00 | $0 | By B. Riley Principal 250 Sponsor Co. LLC | 06/02/2023 |
| 06/02/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 7.5k | $5.05 | $37.7k | | 06/02/2023 |
| 06/02/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 2.4k | $5.05 | $12k | By Bryant R. Riley, as UTMA custodian for Abigail Riley | 06/02/2023 |
| 06/02/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 2.4k | $5.05 | $12k | By Bryant R. Riley, as UTMA custodian for Charlie Riley | 06/02/2023 |
| 06/02/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 2.4k | $5.05 | $12k | By Bryant R. Riley, as UTMA custodian for Susan Riley | 06/02/2023 |
| 06/02/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 2.4k | $5.05 | $12k | By Bryant R. Riley, as UTMA custodian for Eloise Riley | 06/02/2023 |
| 05/26/2023 | Arena Group Holdings, Inc. | MVEN | Purchase | Common Stock, par value $0.01 per share | 20.2k | $3.45 | $69.7k | | 05/26/2023 |
| 05/22/2023 | Arena Group Holdings, Inc. | MVEN | Purchase | Common Stock, par value $0.01 per share | 2.6k | $3.45 | $8.9k | | 05/22/2023 |
| 05/19/2023 | Arena Group Holdings, Inc. | MVEN | Purchase | Common Stock, par value $0.01 per share | 8.2k | $3.45 | $28.4k | | 05/17/2023 |
| 05/17/2023 | Arena Group Holdings, Inc. | MVEN | Purchase | Common Stock, par value $0.01 per share | 100 | $3.45 | $345 | | 05/17/2023 |
| 05/16/2023 | Arena Group Holdings, Inc. | MVEN | Purchase | Common Stock, par value $0.01 per share | 50k | $3.57 | $178.5k | | 05/16/2023 |
| 05/15/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 22.2k | $5.48 | $121.6k | | 05/12/2023 |
| 05/15/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 2.3k | $5.48 | $12.8k | By Bryant R. Riley, as UTMA custodian for Abigail Riley | 05/12/2023 |
| 05/15/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 2.2k | $5.48 | $12k | By Bryant R. Riley, as UTMA custodian for Charlie Riley | 05/12/2023 |
| 05/15/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 2.2k | $5.48 | $12k | By Bryant R. Riley, as UTMA custodian for Susan Riley | 05/12/2023 |
| 05/12/2023 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 75k | $5.43 | $407.1k | | 05/12/2023 |
| 05/04/2023 | B. Riley Principal 250 Merger Corp. | | Disposition | Class A Common Stock | 600k | $0.00 | $0 | By B. Riley Principal 250 Sponsor Co. LLC | 05/04/2023 |
| 05/04/2023 | B. Riley Principal 250 Merger Corp. | | Disposition | Class B. Common Stock | 4.3M | $0.00 | $0 | By B. Riley Principal 250 Sponsor Co. LLC | 05/04/2023 |
| 04/11/2023 | Arena Group Holdings, Inc. | MVEN | Purchase | Common Stock, par value $0.01 per share | 19.3k | $3.93 | $75.8k | | 04/11/2023 |
| 12/06/2022 | FaZe Holdings Inc. | | Other (disposition) | Common Stock | 4.3M | $0.00 | $0 | By B. Riley Principal 150 Sponsor Co., LLC | 12/06/2022 |
| 12/06/2022 | FaZe Holdings Inc. | | Other (acquisition) | Common Stock | 3.2M | $0.00 | $0 | By. B. Riley Principal Investments, LLC | 12/06/2022 |
| 11/29/2022 | Babcock & Wilcox Enterprises, Inc. | BW | Purchase | Common Stock, $0.01 par value per share | 500k | $4.46 | $2.2M | By B. Riley Securities, Inc. | 11/29/2022 |
| 11/11/2022 | TRANSACT TECHNOLOGIES INC | TACT | Purchase | Common Stock | 24.8k | $5.15 | $127.8k | By B. Riley Securities, Inc. | 11/11/2022 |
| 11/10/2022 | Lazydays Holdings, Inc. | LAZY | Sale | Common Stock | 753.5k | $14.20 | $10.7M | By B. Riley Securities, Inc. | 11/10/2022 |
| 11/10/2022 | Lazydays Holdings, Inc. | LAZY | Sale | Common Stock | 247.7k | $14.20 | $3.5M | By B. Riley Principal Investments, LLC | 11/10/2022 |
|