NEPHROS INC - NEPH
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| WEXFORD CAPITAL LP | History | No change | 3,617,033 | 17,651 | 3.4% | 2.46% | 1 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Topline Capital Management, LLC | History | Added to | 614,302 | 2,997 | 0.27% | 0.48% | 2 | +18,002 | 3.02% | Q4 2025 | Feb 17, 2026 |
| VANGUARD GROUP INC | History | Reduced | 233,644 | 1,140 | 0.0% | 0.0% | 3 | -47,662 | -16.94% | Q4 2025 | Jan 29, 2026 |
| BARD ASSOCIATES INC | History | Reduced | 121,619 | 593 | 0.15% | 0.16% | 4 | -5,502 | -4.33% | Q4 2025 | Feb 13, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 103,772 | 506 | 0.0% | 0.0% | 5 | +21,272 | 25.78% | Q4 2025 | Feb 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Reduced | 74,628 | 364 | 0.0% | 0.0% | 6 | -1,263 | -1.66% | Q4 2025 | Feb 09, 2026 |
| Cambridge Investment Research Advisors, Inc. | History | New | 69,149 | 337 | 0.0% | — | 7 | +69,149 | New | Q4 2025 | Feb 05, 2026 |
| HighTower Advisors, LLC | History | Added to | 59,710 | 291 | 0.0% | 0.0% | 8 | +4,000 | 7.18% | Q4 2025 | Feb 06, 2026 |
| Mesirow Financial Investment Management, Inc. | History | Added to | 50,000 | 244 | 0.01% | 0.0% | 9 | +36,200 | 262.32% | Q4 2025 | Feb 05, 2026 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | History | Added to | 38,984 | 190 | 0.03% | 0.02% | 10 | +14,162 | 57.05% | Q4 2025 | Feb 13, 2026 |
| BLAIR WILLIAM & CO/IL | History | No change | 36,249 | 176 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| NAVELLIER & ASSOCIATES INC | History | New | 27,175 | 132 | 0.01% | — | 12 | +27,175 | New | Q4 2025 | Feb 03, 2026 |
| De Lisle Partners LLP | History | New | 25,000 | 122 | 0.02% | — | 13 | +25,000 | New | Q4 2025 | Feb 13, 2026 |
| Quadrature Capital Ltd | History | New | 23,004 | 112 | 0.0% | — | 14 | +23,004 | New | Q4 2025 | Feb 17, 2026 |
| MARSHALL WACE, LLP | History | New | 21,983 | 107 | 0.0% | — | 15 | +21,983 | New | Q4 2025 | Feb 13, 2026 |
| XTX Topco Ltd | History | Added to | 21,617 | 105 | 0.0% | 0.0% | 16 | +7,062 | 48.52% | Q4 2025 | Feb 17, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 20,710 | 101 | 0.0% | 0.0% | 17 | +4,165 | 25.17% | Q4 2025 | Feb 17, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 18,980 | 92 | 0.0% | 0.0% | 18 | +337 | 1.81% | Q4 2025 | Mar 25, 2026 |
| MORGAN STANLEY | History | Added to | 17,959 | 87 | 0.0% | 0.0% | 19 | +16,044 | 837.81% | Q4 2025 | Feb 13, 2026 |
| STATE STREET CORP | History | No change | 15,698 | 76 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| PRELUDE CAPITAL MANAGEMENT, LLC | History | New | 15,180 | 74 | 0.01% | — | 21 | +15,180 | New | Q4 2025 | Feb 17, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | No change | 13,601 | 66 | 0.0% | 0.0% | 22 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Heron Bay Capital Management | History | New | 13,471 | 65 | 0.01% | — | 23 | +13,471 | New | Q4 2025 | Feb 13, 2026 |
| Cannell & Spears LLC | History | New | 11,000 | 53 | 0.0% | — | 24 | +11,000 | New | Q4 2025 | Feb 17, 2026 |
| Centiva Capital, LP | History | New | 10,835 | 52 | 0.0% | — | 26 | +10,835 | New | Q4 2025 | Feb 13, 2026 |
| NORTHERN TRUST CORP | History | New | 10,828 | 52 | 0.0% | — | 25 | +10,828 | New | Q4 2025 | Feb 17, 2026 |
| ELKHORN PARTNERS LIMITED PARTNERSHIP | History | Reduced | 7,000 | 34 | 0.02% | 0.04% | 27 | -5,500 | -44.0% | Q4 2025 | Feb 17, 2026 |
| Kestra Advisory Services, LLC | History | New | 6,015 | 29 | 0.0% | — | 28 | +6,015 | New | Q4 2025 | Feb 13, 2026 |
| OSAIC HOLDINGS, INC. | History | Added to | 1,625 | 7 | 0.0% | — | 29 | +1,450 | 828.57% | Q4 2025 | Feb 17, 2026 |
| ROYAL BANK OF CANADA | History | New | 738 | 4 | 0.0% | — | 30 | +738 | New | Q4 2025 | Feb 17, 2026 |
| SageView Advisory Group, LLC | History | New | 590 | 2 | 0.0% | — | 31 | +590 | New | Q4 2025 | Feb 17, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -10,373 | -100.0% | Q3 2025 | Nov 14, 2025 |
| BARCLAYS PLC | History | Closed out | 0 | 0 | — | — | — | -106 | -100.0% | Q3 2025 | Mar 31, 2026 |
| UBS Group AG | History | Closed out | 0 | 0 | — | — | — | -66 | -100.0% | Q3 2025 | Nov 13, 2025 |
| HARBOUR INVESTMENTS, INC. | History | New | 50 | 0 | — | — | — | +50 | New | Q4 2025 | Feb 09, 2026 |
| NewEdge Advisors, LLC | History | New | 27 | 0 | — | — | — | +27 | New | Q4 2025 | Feb 18, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 73 | 0 | — | — | — | -19 | -20.65% | Q4 2025 | Feb 17, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 31 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |