How many insider trades does FilingIQ track for NEPH?

FilingIQ tracks 156 Form 4 insider transactions for NEPH (NEPHROS INC), covering filings from Apr 15, 2015 onwards. 6 of those were filed in the last 90 days.

Are NEPH insiders net buyers or net sellers?

Across the full Form 4 history for NEPH, 62 transactions (40%) were open-market purchases and 0 (0%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does NEPH insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is NEPH in?

NEPHROS INC (NEPH) is classified in the Healthcare sector, specifically Medical Instruments & Supplies, with a current market capitalisation of $40.06M.

NEPH insider trading

NasdaqCM Healthcare

NEPHROS INC — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

156

Last 90 days

Buys / sells

40% / 0%

Market cap

$40.06M

About NEPHROS INC

Nephros, Inc., a commercial-stage company, develops and sells water solutions to the medical and commercial markets in the United States. The company offers ultrafiltration products that are used in dialysis centers for the removal of biological contaminants from water and bicarbonate concentrate; and in hospitals for the prevention of infection from waterborne pathogens, such as legionella and pseudomonas, as well as in military and outdoor recreation, commercial, and other healthcare facilities. It also manufactures and sells water filters that enhance the taste and odor of water, as well as reduce biofilm, bacteria, cysts, particulates, heavy metals, chemical compounds, scale build-up in downstream equipment, and other various contaminants. It markets its products to food service, hospitality, convenience store, and health care markets, as well as medical institutions. The company was incorporated in 1997 and is headquartered in South Orange, New Jersey.

Company website: www.nephros.com

NEPH insider activity at a glance

FilingIQ has scored 156 insider transactions for NEPH since Apr 15, 2015. The most recent filing in our index is dated Mar 23, 2026.

Across the full history, 62 open-market purchases and 0 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on NEPH insider trades is 60.6/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live NEPH trades on FilingIQ Raw filings on SEC EDGAR

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Frequently asked

How many insider trades does FilingIQ track for NEPH?: FilingIQ tracks 156 Form 4 insider transactions for NEPH (NEPHROS INC), covering filings from Apr 15, 2015 onwards. 6 of those were filed in the last 90 days.
Are NEPH insiders net buyers or net sellers?: Across the full Form 4 history for NEPH, 62 transactions (40%) were open-market purchases and 0 (0%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does NEPH insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is NEPH in?: NEPHROS INC (NEPH) is classified in the Healthcare sector, specifically Medical Instruments & Supplies, with a current market capitalisation of $40.06M.

Methodology & sources

Every NEPH insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.