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Latest Form 4 (Sep 16, 2026): Other (see footnotes) of 3,355,111 NEPH shares.
Every alert includes an AI-written analysis of the filing, plus news and market context.
| Filed | Company | Transaction | Shares | Value |
|---|---|---|---|---|
| Sep 16, 2026 | NEPHROS INC (NEPH) | Other (see footnotes) | 3,355,111 | n/a |
| Aug 20, 2026 | NEPHROS INC (NEPH) | Exercise/Conversion | 812 | $2.9K |
| Jun 22, 2026 | MAMMOTH ENERGY SERVICES, INC. (TUSK) | Other (see footnotes) | 1,072,896 | n/a |
| Mar 14, 2024 | NEPHROS INC (NEPH) | Other (see footnotes) | 91,463 | n/a |
| Mar 14, 2024 | MAMMOTH ENERGY SERVICES, INC. (TUSK) | Other (see footnotes) | 535,366 | n/a |
| Jun 21, 2022 | MAMMOTH ENERGY SERVICES, INC. (TUSK) | Purchase | 35,000 | $74.4K |
| Jun 15, 2022 | MAMMOTH ENERGY SERVICES, INC. (TUSK) | Purchase | 25,102 | $59.0K |
| Jun 10, 2022 | MAMMOTH ENERGY SERVICES, INC. (TUSK) | Purchase | 15,500 | $38.7K |
| Jun 3, 2021 | NEPHROS INC (NEPH) | In-the-Money Exercise | 66,667 | $180.0K |
| Jan 29, 2021 | NEPHROS INC (NEPH) | Exercise/Conversion | 3,556 | $16.3K |