---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-23-001134"
form_type: "8-K"
ticker: "NEPH"
cik: "0001196298"
company_name: "NEPHROS INC"
filed_at: "2023-01-11T23:59:59+00:00"
generated_at: "2026-06-20T16:25:38.960047+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Nephros reports preliminary Q4 revenue of $2.6M, FY2022 revenue of $10.0M

## Summary
- Q4 2022 net revenue ~$2.6M, down 6% YoY but up 6% sequentially.
- Full-year 2022 net revenue ~$10.0M, a 2% decrease from 2021.
- Record Active Customer Sites of 1,394 at Q4 end; an all-time high.
- Cash balance ~$3.6M; H2 2022 net cash flow improved to -$0.5M from -$2.9M in H1.
- Formal Q4 and FY2022 earnings call scheduled for March 8, 2023.

## SEC filing metadata
- accession: 0001493152-23-001134
- form_type: 8-K
- ticker: NEPH
- cik: 0001196298
- company_name: NEPHROS INC
- filed_at: 2023-01-11T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1196298/000149315223001134/0001493152-23-001134-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1196298/000149315223001134/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-23-001134
- JSON: https://secwatch.observer/filing/0001493152-23-001134.json
- Plain text: https://secwatch.observer/filing/0001493152-23-001134.txt

## Key facts
- Earnings Releases
  NEPHROS INC reported fourth quarter ended December 31, 2022 results: revenue approximately $2.6 million.
  - Period: fourth quarter ended December 31, 2022
  - Revenue: approximately $2.6 million
  - Result: preliminary results
  source text: Net revenue for the quarter ended December 31, 2022 is expected to be approximately $2.6 million
  evidence_url: https://www.sec.gov/Archives/edgar/data/1196298/000149315223001134/0001493152-23-001134-index.htm
- Earnings Releases
  NEPHROS INC reported fiscal year ended December 31, 2022 results: revenue approximately $10.0 million.
  - Period: fiscal year ended December 31, 2022
  - Revenue: approximately $10.0 million
  - Result: preliminary results
  source text: Full-year 2022 net revenue is expected to be approximately $10.0 million
  evidence_url: https://www.sec.gov/Archives/edgar/data/1196298/000149315223001134/0001493152-23-001134-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.