NEPHROS INC

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NEPH·640671400·US·equity·Healthcare - Medical Instruments & Supplies-13D/G

NEPH (NEPHROS INC) is held by 13 institutional investors as of Q1 2026. Largest holders: MORGAN STANLEY ($330,527), RENAISSANCE TECHNOLOGIES LLC ($296,212), GEODE CAPITAL MANAGEMENT, LLC ($217,376). Net institutional sentiment: Bearish.

13

Holders

Avg rating(2 Elite)

$1.4M

Total Value

27% (20)

Fund Consensus

4 buying - 11 selling

Smart Money Verdict

View all

40Weak MomentumConfirmed

Institutional (13F)36

Insider (Form 4)

No data

Activist (13D/13G)50

Congressional (STOCK Act)

No data

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See how NEPH's score breaks down across 4 SEC sources

Holder Quality

2

★★★★★

Elite

5

★★★★

Strong

9

★★★

Solid

2

★★

Below

2

★

Weak

Held by 13 funds

2 elite

Who's Trading

ActivistTOTopline Capital Management, LLC5.6%Nov 14, 2025

View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (13)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
MORGAN STANLEY	Increased	110,915(+517.6%)	$330,527	0.0%	-21.01%	26
RENAISSANCE TECHNOLOGIES LLC	Decreased	99,400(-4.2%)	$296,212	0.0%	-30.85%	0
GEODE CAPITAL MANAGEMENT, LLC	Decreased	72,925(-2.3%)	$217,376	0.0%	+54.66%	0
HighTower Advisors, LLC	Unchanged	59,710	$177,936	0.0%	-63.29%	0
BLAIR WILLIAM & CO/IL	Unchanged	36,249	$108,022	0.0%	-60.90%	0
CITADEL ADVISORS LLC	Increased	20,888(+0.9%)	$62,246	0.0%	+0.24%	14
DIMENSIONAL FUND ADVISORS LP	Increased	20,745(+52.5%)	$61,820	0.0%	-27.70%	20
STATE STREET CORP	Unchanged	15,698	$46,780	0.0%	-9.54%	0
GOLDMAN SACHS GROUP INC	Decreased	14,163(-25.4%)	$42,206	0.0%	-31.55%	0
NORTHERN TRUST CORP	Unchanged	10,828	$32,267	0.0%	-33.69%	0
ROYAL BANK OF CANADA	Increased	747(+1.2%)	$2,000	0.0%	-33.42%	8
OSAIC HOLDINGS, INC.	Decreased	175(-89.2%)	$521	0.0%	-32.36%	0
JONES FINANCIAL COMPANIES LLLP	Unchanged	31	$90	0.0%	+87.43%	0
Kestra Advisory Services, LLC	Exited	0(-100.0%)	$29,353	0.0%	-18.01%	0
Quadrature Capital Ltd	Exited	0(-100.0%)	$112,260	0.0%	-18.01%	0
MWMARSHALL WACE, LLP	Exited	0(-100.0%)	$107,277	0.0%	-18.01%	0
BANK OF AMERICA CORP /DE/	Exited	0(-100.0%)	$356	0.0%	+66.56%	0
Centiva Capital, LP	Exited	0(-100.0%)	$52,875	0.0%	-18.01%	0
XTX Topco Ltd	Exited	0(-100.0%)	$105,491	0.0%	-16.22%	0
NewEdge Advisors, LLC	Exited	0(-100.0%)	$132	0.0%	-18.01%	0

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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer