§ EQUITY
USDNEPH
NEPHROS INC
USD
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
14 increased/new, 11 decreased/exited (13F)
AC 13F Analysis
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| WEXFORD CAPITAL LP | 3.6M | 1.6% | −0% |
| Topline Capital Management, LLC | 582K | 0.3% | −5% |
| VANGUARD CAPITAL MANAGEMENT LLC | 199K | n/a | n/a |
| Cornerstone Capital, Inc. | 129K | 0.0% | n/a |
| BARD ASSOCIATES INC | 121K | 0.1% | −0% |
| Mesirow Financial Investment Management, Inc. | 120K | 0.0% | +140% |
◇ AC INTELLIGENCE
Top institutional owners for NEPH as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER92.8% · 17 holders
DEALER / BANK2.7% · 5 holders
SYSTEMATIC / QUANT1.8% · 1 holder
PASSIVE / INDEX1.3% · 1 holder
QUALITY / COMPOUNDER1.0% · 2 holders
TACTICAL / MACRO0.4% · 1 holder
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for NEPH in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention NEPH yet.