| $350M | ||
| $217M | ||
| $172M | ||
| $109M | ||
| $107M | ||
| $104M |
Buys | $0 | 0 | – |
Sells | $0 | 0 | – |
Nephros, Inc. is a company that specializes in developing and marketing sophisticated water purification solutions across the United States, catering to both the medical and commercial sectors. Its operations are structured into three primary segments: Water Filtration, Pathogen Detection, and Renal Products. Within its Water Filtration division, Nephros offers advanced ultrafiltration products. These are vital in dialysis centers for eradicating biological contaminants from water and bicarbonate concentrate, and are also deployed in hospitals …
Over the last 12 months, insiders at Nephros, Inc. have bought $0 and sold $0 worth of Nephros, Inc. stock.
On average, over the past 5 years, insiders at Nephros, Inc. have bought $91,679 and sold $0 worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 3,000 shares for transaction amount of $6,735 was made by Amron Arthur H (director) on 2024‑05‑30.
| 2024-05-30 | Amron Arthur H | director | 3,000 0.029% | $2.24 | $6,735 | -22.05% | ||
| 2024-05-28 | Amron Arthur H | director | 2,000 0.0192% | $2.22 | $4,441 | -21.69% | ||
| 2024-05-16 | Banks Robert R. Jr. | President and CEO | 50,000 0.4723% | $2.24 | $112,050 | -24.45% | ||
| 2024-03-12 | Amron Arthur H | director | 7,000 0.0704% | $2.45 | $17,130 | -21.12% | ||
| 2023-12-07 | Banks Robert R. Jr. | President and CEO | 18,000 0.1818% | $2.20 | $39,647 | +3.85% | ||
| 2023-08-15 | Banks Robert R. Jr. | President and CEO | 1,901 0.0203% | $1.69 | $3,207 | +43.71% | ||
| 2023-08-14 | Banks Robert R. Jr. | President and CEO | 99 0.0009% | $1.50 | $149 | +41.83% | ||
| 2021-08-20 | Lobo Wesley S. | Chief Marketing Officer | 1,000 0.0101% | $7.92 | $7,920 | -39.82% | ||
| 2021-08-18 | Astor Andrew | President & CEO | 2,500 0.0255% | $7.77 | $19,433 | -37.63% | ||
| 2021-08-18 | Gwydir Tom | director | 5,000 0.05% | $7.64 | $38,200 | -37.63% | ||
| 2021-08-17 | Astor Andrew | President & CEO | 2,500 0.0249% | $7.67 | $19,172 | -37.91% | ||
| 2020-11-19 | Astor Andrew | President & CEO | 1,000 0.011% | $5.87 | $5,867 | +36.52% | ||
| 2020-11-18 | Spandow Oliver J. | director | 1,500 0.0161% | $5.83 | $8,749 | +33.78% | ||
| 2020-08-19 | Astor Andrew | COO/CFO | 950 0.0105% | $7.40 | $7,030 | +4.58% | ||
| 2020-05-28 | Astor Andrew | CFO/COO | 1,000 0.0099% | $6.96 | $6,960 | -2.12% | ||
| 2020-03-12 | Evans Daron | President and CEO | 2,500 0.0298% | $6.65 | $16,625 | +15.87% | ||
| 2020-03-12 | Astor Andrew | CFO/COO | 1,000 0.012% | $6.70 | $6,700 | +15.87% | ||
| 2020-03-05 | Evans Daron | President and CEO | 2,500 0.0298% | $8.44 | $21,109 | -8.97% | ||
| 2020-03-05 | Astor Andrew | CFO/COO | 700 0.0084% | $8.46 | $5,920 | -8.97% | ||
| 2019-11-25 | Spandow Oliver J. | director | 1,000 0.0132% | $8.17 | $8,170 | -5.37% |
| Lambda Investors LLC | 10 percent owner | 6721676 61.8369% | $21.78M | 1 | 0 | |
| Enso Capital Management LLC | 10 percent owner | 3407616 31.3488% | $11.04M | 3 | 31 | |
| ROSENBERG MATTHEW | director | 789695 7.2649% | $2.56M | 1 | 0 | |
| Southpaw Asset Management LP | 10 percent owner | 525079 4.8305% | $1.7M | 1 | 10 | |
| Evans Daron | President and CEO | 134215 1.2347% | $434,856.60 | 24 | 0 | +44.89% |
| Amron Arthur H | director | 103463 0.9518% | $335,220.12 | 3 | 0 | <0.0001% |
| Astor Andrew | President & CEO | 77958 0.7172% | $252,583.92 | 17 | 0 | +16.49% |
| Banks Robert R. Jr. | President and CEO | 70000 0.644% | $226,800.00 | 4 | 0 | +16.23% |
| Lobo Wesley S. | Chief Marketing Officer | 41557 0.3823% | $134,644.68 | 1 | 0 | <0.0001% |
| PERSEN MALCOLM C | director | 31160 0.2867% | $100,958.40 | 1 | 0 | |
| BARTA NORMAN J | President & CEO | 29510 0.2715% | $95,612.40 | 1 | 0 | |
| Spandow Oliver J. | director | 15734 0.1447% | $50,978.16 | 2 | 0 | +14.21% |
| Gwydir Tom | director | 11031 0.1015% | $35,740.44 | 1 | 0 | <0.0001% |
| Lask Alisa | director | 250 0.0023% | $810.00 | 1 | 0 | +11.5% |
| Increased Positions | 25 | +119.05% | 357,737 | +7.13% |
| Decreased Positions | 8 | -38.1% | 70,491 | -1.41% |
| New Positions | 14 | New | 234,307 | New |
| Sold Out Positions | 3 | Sold Out | 10,545 | Sold Out |
| Total Postitions | 38 | +80.95% | 5M | +5.73% |
| Wexford Capital Lp | $17,181.00 | 32.88% | 3.62M | +8,952 | +0.25% | 2025-09-30 |
| Topline Capital Management, Llc | $2,832.00 | 5.42% | 596,300 | +118,851 | +24.89% | 2025-09-30 |
| Vanguard Group Inc | $1,336.00 | 2.56% | 281,306 | -42,137 | -13.03% | 2025-09-30 |
| Bard Associates Inc | $604.00 | 1.16% | 127,121 | -4,000 | -3.05% | 2025-09-30 |
| Renaissance Technologies Llc | $392.00 | 0.75% | 82,500 | +71,600 | +656.88% | 2025-09-30 |
| Geode Capital Management, Llc | $360.00 | 0.69% | 75,891 | -17,296 | -18.56% | 2025-09-30 |
| Hightower Advisors, Llc | $265.00 | 0.51% | 55,710 | -166 | -0.3% | 2025-09-30 |
| Blair William & Co/Il | $172.00 | 0.33% | 36,249 | 0 | 0% | 2025-09-30 |
| Essex Investment Management Co Llc | $118.00 | 0.23% | 24,822 | 0 | 0% | 2025-09-30 |
| Goldman Sachs Group Inc | $89.00 | 0.17% | 18,643 | +18,643 | New | 2025-09-30 |