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NASDAQ: NEPH
Nephros Inc Stock Ownership - Who owns Nephros?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Nephros Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Wexford Capital LP10% Owner2026-08-18812$3.60
$2.92kBuy
Robert R. Banks Jr.President and CEO2026-03-23120,000$1.44
$172.80kBuy
Judy KrandelChief Financial Officer2026-03-2368,861$1.71
$117.75kBuy

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Net Insider Buy/Sell (L12M) Ownership

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NEPH Shareholders

What type of owners hold Nephros Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Lambda Investors LLC408.58%44,372,491$198.35MInsider
Wexford Capital LP165.59%17,982,985$80.38MInsider
Stagg Capital Group LLC34.53%3,749,558$16.76MInsider
Enso Capital Management LLC31.38%3,407,616$15.23MInsider
Matthew Rosenberg7.81%847,935$3.79MInsider
Eric A. Md Rose5.06%550,000$2.46MInsider
Southpaw Asset Management LP4.83%525,079$2.35MInsider
Lawrence J. Centella2.01%218,467$976.55kInsider
Moshe Pinto1.88%204,118$912.41kInsider
Robert R. Banks Jr.1.75%190,000$849.30kInsider

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NEPH vs Medical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
NEPH0.01%99.99%Net BuyingNet Buying
POCI0.03%99.97%Net BuyingNet Buying
MLSS0.01%57.03%Net Selling
HBIO0.01%99.99%Net Buying
NYXH0.05%0.00%
View Top Medical Stocks

Nephros Stock Ownership FAQ

Who owns Nephros?

Nephros (NASDAQ: NEPH) is owned by 0.05% institutional shareholders, 673.28% Nephros insiders, and 0.00% retail investors. Lambda Investors LLC is the largest individual Nephros shareholder, owning 44.37M shares representing 408.58% of the company. Lambda Investors LLC's Nephros shares are currently valued at $196.57M.

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