Nephros Inc
NEPH- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001196298
No open-market purchases or sales by Nephros Inc insiders were filed in the last 90 days; 33 institutions reported holding it in 13F filings for Q2 2026, worth $19.0M in total; no superinvestor holds it.
13F holders, Q2 2023
Institutional positions in Nephros Inc as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 16
- −2 vs. Q1 2023
- Shares held
- 4.28M
- +6.62K (+0.2%) vs. Q1 2023
- Total value
- $6.63M
- +$2.06M (+45.0%) vs. Q1 2023
- New holders
- 0
- 4 more added
- Sold out
- 2
- 5 more reduced
Compare with Q1 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NEPH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 33 | $19.0M |
| Q1 2026 | 27 | $16.0M |
| Q4 2025 | 35 | $25.9M |
| Q3 2025 | 24 | $23.7M |
| Q2 2025 | 21 | $19.8M |
| Q1 2025 | 18 | $8.02M |
| Q4 2024 | 18 | $6.91M |
| Q3 2024 | 17 | $7.33M |
| Q2 2024 | 19 | $9.18M |
| Q1 2024 | 18 | $9.40M |
| Q4 2023 | 18 | $15.0M |
| Q3 2023 | 14 | $6.35M |
| Q2 2023 | 16 | $6.63M |
| Q1 2023 | 18 | $4.57M |
| Q4 2022 | 19 | $4.94M |
| Q3 2022 | 18 | $3.95M |
| Q2 2022 | 17 | $968.0K |
| Q1 2022 | 16 | $2.83M |
| Q4 2021 | 17 | $9.15M |
| Q3 2021 | 17 | $14.9M |
| Q2 2021 | 19 | $60.1M |
| Q1 2021 | 21 | $34.8M |
Institutions, Q2 2023
Shares, value and share of portfolio for each institution holding Nephros Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wexford Capital LP | 3,657,465 | $5.67M | 1.13% | 00.0% | Unchanged |
| Bard Associates Inc | 192,939 | $299.1K | 0.12% | −1,350−0.7% | Reduced |
| Vanguard Group Inc | 164,298 | $254.7K | 0.00% | +17,613+12.0% | Added |
| Geode Capital Management, LLC | 77,344 | $119.9K | 0.00% | +66,216+595.0% | Added |
| HighTower Advisors, LLC | 56,710 | $89.0K | 0.00% | +1,000+1.8% | Added |
| Elkhorn Partners Limited Partnership | 45,341 | $70.0K | 0.04% | −5,000−9.9% | Reduced |
| Blair William & Co | 36,249 | $56.2K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 15,698 | $24.3K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 15,292 | $23.7K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 13,705 | $21.0K | 0.00% | −9,495−40.9% | Reduced |
| BlackRock Inc. | 4,131 | $6.40K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 554 | $859 | 0.00% | −10,856−95.1% | Reduced |
| Wells Fargo & Company | 66 | $102 | 0.00% | +3+4.8% | Added |
| UBS Group AG | 11 | $17 | 0.00% | −226−95.4% | Reduced |
| Advisor Group Holdings, Inc. | 5 | $8 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −35,990−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −15,295−100.0% | Sold out |