Nephros, Inc. (NEPH) Stock Price History
Historical prices from 2011 to 2026
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NEPH Historical Performance
Short-Term Returns
NEPH Stock Price Trajectory (2011–2026)
As of May 8, 2026, Nephros, Inc. (NEPH) trades at $3.23, representing a +65.6% return over the past year. The stock has delivered a -56.3% total return over five years (-15.3% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $1,128.60 on September 28, 2004. From this peak, NEPH has corrected -99.7%, currently trading 23% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers CNMD (-32.0% 1Y), NVCR (+1.1% 1Y), and ANGO (+28.5% 1Y), NEPH has outperformed the peer group average. Compare NEPH vs CNMD →
NEPH Historical Price Data (2025–2026)
Showing 30 of 3,650 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 3.22 | 3.30 | 3.13 | 3.23 | 7K | +0.31% |
| 2026-05-06 | 3.12 | 3.27 | 3.00 | 3.22 | 6K | +2.55% |
| 2026-05-05 | 3.01 | 3.34 | 3.01 | 3.14 | 38K | +2.28% |
| 2026-05-04 | 3.15 | 3.19 | 2.99 | 3.07 | 10K | -1.29% |
| 2026-05-01 | 3.06 | 3.12 | 3.06 | 3.11 | 4K | -1.58% |
| 2026-04-30 | 3.22 | 3.30 | 2.81 | 3.16 | 25K | -2.47% |
| 2026-04-29 | 3.23 | 3.30 | 3.18 | 3.24 | 20K | -2.41% |
| 2026-04-28 | 3.17 | 3.37 | 3.01 | 3.32 | 25K | +2.79% |
| 2026-04-27 | 2.98 | 3.23 | 2.89 | 3.23 | 20K | +11.00% |
| 2026-04-24 | 2.80 | 2.98 | 2.70 | 2.91 | 12K | +2.46% |
| 2026-04-23 | 2.82 | 2.94 | 2.75 | 2.84 | 32K | 0.00% |
| 2026-04-22 | 2.89 | 2.92 | 2.84 | 2.84 | 11K | -1.05% |
| 2026-04-21 | 3.08 | 3.10 | 2.85 | 2.87 | 57K | -8.60% |
| 2026-04-20 | 3.00 | 3.14 | 2.95 | 3.14 | 20K | +6.44% |
| 2026-04-17 | 2.97 | 3.04 | 2.95 | 2.95 | 23K | 0.00% |
| 2026-04-16 | 2.98 | 2.99 | 2.95 | 2.95 | 19K | -4.99% |
| 2026-04-15 | 2.95 | 3.12 | 2.95 | 3.10 | 20K | +10.89% |
| 2026-04-14 | 2.87 | 2.98 | 2.78 | 2.80 | 14K | -3.78% |
| 2026-04-13 | 2.97 | 3.04 | 2.69 | 2.91 | 18K | -1.69% |
| 2026-04-10 | 2.99 | 2.99 | 2.91 | 2.96 | 64K | +1.72% |
| 2026-04-09 | 2.82 | 2.95 | 2.81 | 2.91 | 4K | 0.00% |
| 2026-04-08 | 2.83 | 2.92 | 2.83 | 2.91 | 14K | +4.68% |
| 2026-04-07 | 2.73 | 2.83 | 2.66 | 2.78 | 21K | -2.80% |
| 2026-04-06 | 2.88 | 2.90 | 2.80 | 2.86 | 27K | -0.35% |
| 2026-04-02 | 2.90 | 3.00 | 2.86 | 2.87 | 8K | -3.04% |
| 2026-04-01 | 2.94 | 2.96 | 2.90 | 2.96 | 20K | -0.67% |
| 2026-03-31 | 2.88 | 2.98 | 2.87 | 2.98 | 7K | +5.49% |
| 2026-03-30 | 2.86 | 2.92 | 2.77 | 2.83 | 28K | -0.88% |
| 2026-03-27 | 3.06 | 3.06 | 2.85 | 2.85 | 15K | -3.06% |
| 2026-03-26 | 3.00 | 3.03 | 2.91 | 2.94 | 12K | -2.65% |
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Start ComparisonNEPH — Frequently Asked Questions
Quick answers to the most common questions about buying NEPH stock.
How has NEPH stock performed recently?
NEPH returned +65.6% over the past year, beating its 5-year annualized CAGR of -15.3%. The stock trades below its 200-day moving average, confirming the uptrend.
What is NEPH's all-time high price?
Nephros, Inc. reached $1128.60 on 2004-09-28. The 52-week high is $6.42. Current 1-year return of +65.6% places the stock closer to historical peaks.
Where can I download NEPH historical price data?
This page provides NEPH daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.