| Company | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| MAMMOTH ENERGY SERVICES, INC. | Director, 10%+ Owner | Common Stock | 21,690,075 | $94,438,587 | $4.35 | 12 Mar 2024 | Indirect |
| NEPHROS INC | 10%+ Owner | Common Stock | 3,544,492 | $7,807,098 | $2.20 | 13 Mar 2024 | Indirect |
| MAMMOTH ENERGY SERVICES, INC. | Director, 10%+ Owner | Common Stock | 340,797 | $1,483,830 | $4.35 | 12 Mar 2024 | Direct |
| NEPHROS INC | 10%+ Owner | Common Stock | 56,060 | $123,478 | $2.20 | 13 Mar 2024 | Direct |
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| NEPH | NEPHROS INC | 13 Mar 2024 | 1 | $0 | 4 | 10%+ Owner | 14 Mar 2024, 16:43 |
| TUSK | MAMMOTH ENERGY SERVICES, INC. | 12 Mar 2024 | 1 | $0 | 4 | Director, 10%+ Owner | 14 Mar 2024, 16:22 |
| TUSK | MAMMOTH ENERGY SERVICES, INC. | 16 Jun 2022 | 2 | +$96,977 | 4 | Director, 10%+ Owner | 21 Jun 2022, 16:32 |
| TUSK | MAMMOTH ENERGY SERVICES, INC. | 13 Jun 2022 | 3 | +$117,346 | 4 | Director, 10%+ Owner | 15 Jun 2022, 16:37 |
| TUSK | MAMMOTH ENERGY SERVICES, INC. | 08 Jun 2022 | 3 | +$241,381 | 4 | Director, 10%+ Owner | 10 Jun 2022, 16:34 |
| NEPH | NEPHROS INC | 01 Jun 2021 | 2 | $0 | 4 | Director, 10%+ Owner | 03 Jun 2021, 16:41 |