Nephros, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| WEXFORD CAPITAL LP | 11/14/2025 | 3.62 M | $17.11 M | 0.25% | 34.12% |
| TOPLINE CAPITAL MANAGEMENT, LLC | 11/14/2025 | 596.30 K | $2.82 M | 24.89% | 5.63% |
| VANGUARD GROUP INC | 11/07/2025 | 281.31 K | $1.33 M | -13.03% | 2.65% |
| BARD ASSOCIATES INC | 11/14/2025 | 127.12 K | $601.28 K | -3.05% | 1.20% |
| RENAISSANCE TECHNOLOGIES LLC | 11/13/2025 | 82.50 K | $390.23 K | 656.88% | 0.78% |
| GEODE CAPITAL MANAGEMENT, LLC | 11/12/2025 | 75.89 K | $359.06 K | -18.56% | 0.72% |
| HIGHTOWER ADVISORS, LLC | 11/07/2025 | 55.71 K | $263.51 K | -0.30% | 0.53% |
| BLAIR WILLIAM & CO/IL | 11/12/2025 | 36.25 K | $171.46 K | 0.00% | 0.34% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 11/06/2025 | 24.82 K | $117.41 K | 0.00% | 0.23% |
| GOLDMAN SACHS GROUP INC | 11/14/2025 | 18.64 K | $88.18 K | 100.00% | 0.18% |
| CITADEL ADVISORS LLC | 11/14/2025 | 16.55 K | $78.26 K | 39.15% | 0.16% |
| STATE STREET CORP | 11/14/2025 | 15.70 K | $74.25 K | 0.00% | 0.15% |
| XTX TOPCO LTD | 11/14/2025 | 14.56 K | $68.85 K | 100.00% | 0.14% |
| MESIROW FINANCIAL INVESTMENT MANAGEMENT, INC. | 11/12/2025 | 13.80 K | $65.27 K | 0.00% | 0.13% |
| DIMENSIONAL FUND ADVISORS LP | 11/12/2025 | 13.60 K | $64.33 K | 100.00% | 0.13% |
| ELKHORN PARTNERS LIMITED PARTNERSHIP | 11/13/2025 | 12.50 K | $59.13 K | -13.79% | 0.12% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 10.37 K | $49.06 K | -64.75% | 0.10% |
| MORGAN STANLEY | 11/14/2025 | 1.92 K | $9.06 K | 0.00% | 0.02% |
| ADVISOR GROUP HOLDINGS, INC. | 11/14/2025 | 175 | $827 | 0.00% | 0.00% |
| BARCLAYS PLC | 11/12/2025 | 106 | $501 | 100.00% | 0.00% |
| BANK OF AMERICA CORP /DE/ | 11/14/2025 | 92 | $435 | -24.59% | 0.00% |
| UBS GROUP AG | 11/13/2025 | 66 | $312 | -97.38% | 0.00% |
| JONES FINANCIAL COMPANIES LLLP | 11/04/2025 | 31 | $138 | 0.00% | 0.00% |
| TOWER RESEARCH CAPITAL LLC (TRC) | 11/14/2025 | 0 | $0 | -100.00% | 0.00% |
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Nephros, Inc. institutional Ownership - FAQ's
During the previous two years, 26 institutional investors and hedge funds held shares of Nephros, Inc.. The most heavily invested institutionals were:
WEXFORD CAPITAL LP: 3.62 M
Topline Capital Management, LLC: 596,300
VANGUARD GROUP INC: 281,306
BARD ASSOCIATES INC: 127,121
RENAISSANCE TECHNOLOGIES LLC: 82,500
GEODE CAPITAL MANAGEMENT, LLC: 75,891
47.31% of Nephros, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 5.64 M shares in the last 24 months. This purchase volume represents approximately $31.88 M in transactions.