Nephros Stock Price History
NASDAQ: NEPHHealth CareMedical/Dental InstrumentsUSD
3.53+0.24 (+7.29%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
After hours: 3.53 0.00%
NEPH price history at a glance
The price history for Nephros (NEPH) on this page begins on September 20, 2004, when the stock closed at $1,045.80; it most recently closed at $3.53 on October 5, 2026. The highest price in this record is $1,128.60, reached on September 27, 2004; the latest close is 99.7% below that peak. Across the 21 complete calendar years in the table, NEPH finished higher in 10 and lower in 11. Its best year was 2009 (+457.1%) and its worst was 2010 (-87.2%).
Over roughly 22 years the share price changed -99.7%, a -22.8% compound annual price return (excluding dividends). In the last 12 months alone, NEPH has lost 36.2%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 2004
- $1,128.60
- Date of high
- Sep 27, 2004
- Low since 2004
- $0.90
- Date of low
- Mar 21, 2011
- 52-week high
- $6.42
- 52-week low
- $2.66
- Last close
- $3.29
NEPH returns
1 week
-10.35%
1 month
-24.54%
3 months
-6.00%
6 months
+13.06%
Year to date
-32.58%
1 year
-36.24%
3 years
+100.61%
5 years
-57.60%
NEPH price return, excluding dividends.
NEPH annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 3.53 | -25.68% |
| 2025 | 4.75 | +208.44% |
| 2024 | 1.54 | -55.49% |
| 2023 | 3.46 | +198.28% |
| 2022 | 1.16 | -80.34% |
| 2021 | 5.90 | -31.24% |
| 2020 | 8.58 | -3.05% |
| 2019 | 8.85 | +66.67% |
| 2018 | 5.31 | +31.11% |
| 2017 | 4.05 | +21.62% |
| 2016 | 3.33 | +68.18% |
| 2015 | 1.98 | -73.17% |
| 2014 | 7.38 | +95.24% |
| 2013 | 3.78 | -69.78% |
| 2012 | 12.51 | +101.45% |
| 2011 | 6.21 | -65.50% |
| 2010 | 18.00 | -87.18% |
| 2009 | 140.40 | +457.14% |
| 2008 | 25.20 | -65.00% |
| 2007 | 72.00 | -72.41% |
| 2006 | 261.00 | +0.69% |
| 2005 | 259.20 | -69.62% |
| 2004* | 853.20 | -18.42% |
* Partial year: the record begins after the start of 2004; return measured from the first available close.
2026 return is year to date.
NEPH daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 3.16 | 3.29 | 3.11 | 3.29 | +2.81% | |
| 3.08 | 3.54 | 3.08 | 3.20 | +5.96% | |
| 3.57 | 3.79 | 3.01 | 3.02 | -14.93% | |
| 3.67 | 3.74 | 3.55 | 3.55 | -3.27% | |
| 3.71 | 3.89 | 3.63 | 3.67 | 0.00% | |
| 3.71 | 3.80 | 3.50 | 3.67 | -1.08% | |
| 3.89 | 3.89 | 3.71 | 3.71 | -4.63% | |
| 4.08 | 4.27 | 3.83 | 3.89 | -3.47% | |
| 4.24 | 4.37 | 4.00 | 4.03 | -4.73% | |
| 4.12 | 4.33 | 4.07 | 4.23 | +2.17% | |
| 4.07 | 4.24 | 4.07 | 4.14 | -3.50% | |
| 4.17 | 4.32 | 4.12 | 4.29 | +2.88% | |
| 4.26 | 4.30 | 4.17 | 4.17 | -4.79% | |
| 4.37 | 4.40 | 4.22 | 4.38 | +1.62% | |
| 4.19 | 4.35 | 4.18 | 4.31 | +1.89% | |
| 4.26 | 4.42 | 4.05 | 4.23 | -1.63% | |
| 4.30 | 4.48 | 4.24 | 4.30 | +0.23% | |
| 4.54 | 4.54 | 4.22 | 4.29 | -3.16% | |
| 4.48 | 4.60 | 4.38 | 4.43 | -0.89% | |
| 4.48 | 4.75 | 4.06 | 4.47 | -1.11% | |
| 4.46 | 4.59 | 4.43 | 4.52 | 0.00% | |
| 4.36 | 4.73 | 4.35 | 4.52 | +3.67% | |
| 4.22 | 4.36 | 4.10 | 4.36 | +7.39% | |
| 4.15 | 4.26 | 4.06 | 4.06 | -2.87% | |
| 4.27 | 4.28 | 4.06 | 4.18 | -0.95% | |
| 4.08 | 4.31 | 4.00 | 4.22 | +2.93% | |
| 4.11 | 4.23 | 4.00 | 4.10 | -4.21% | |
| 4.54 | 4.59 | 4.03 | 4.28 | -5.93% | |
| 4.43 | 4.62 | 4.40 | 4.55 | +5.57% | |
| 4.12 | 4.40 | 4.08 | 4.31 | +6.42% | |
| 4.35 | 4.62 | 4.04 | 4.05 | -4.03% | |
| 4.48 | 4.48 | 4.21 | 4.22 | -4.31% | |
| 4.18 | 4.49 | 4.16 | 4.41 | +8.09% | |
| 4.41 | 4.42 | 3.78 | 4.08 | -7.48% | |
| 4.87 | 4.87 | 4.30 | 4.41 | -7.35% | |
| 4.60 | 4.87 | 4.60 | 4.76 | +3.70% | |
| 4.35 | 4.70 | 4.32 | 4.59 | +6.25% | |
| 4.66 | 4.66 | 4.03 | 4.32 | -6.70% | |
| 4.70 | 4.70 | 4.23 | 4.63 | -1.28% | |
| 4.41 | 4.70 | 4.35 | 4.69 | +7.57% | |
| 4.41 | 4.43 | 4.16 | 4.36 | +2.11% | |
| 4.46 | 4.52 | 4.00 | 4.27 | -2.51% | |
| 4.41 | 4.78 | 4.26 | 4.38 | +4.04% | |
| 3.80 | 4.60 | 3.62 | 4.21 | +17.27% | |
| 3.50 | 3.59 | 3.50 | 3.59 | +0.28% | |
| 3.57 | 3.58 | 3.49 | 3.58 | -0.28% | |
| 3.41 | 3.75 | 3.41 | 3.59 | +2.28% | |
| 3.35 | 3.63 | 3.35 | 3.51 | +3.54% | |
| 3.36 | 3.40 | 3.36 | 3.39 | -3.14% | |
| 3.41 | 3.50 | 3.28 | 3.50 | +8.02% | |
| 3.55 | 3.55 | 3.24 | 3.24 | -7.43% | |
| 3.41 | 3.50 | 3.20 | 3.50 | +2.04% | |
| 3.65 | 3.65 | 3.40 | 3.43 | -5.77% | |
| 3.85 | 3.85 | 3.40 | 3.64 | -3.45% | |
| 3.67 | 3.77 | 3.50 | 3.77 | +3.29% | |
| 3.68 | 3.68 | 3.59 | 3.65 | +1.67% | |
| 3.70 | 3.70 | 3.40 | 3.59 | -2.45% | |
| 3.54 | 3.68 | 3.54 | 3.68 | -2.65% | |
| 3.84 | 3.85 | 3.65 | 3.78 | +0.53% | |
| 3.63 | 3.80 | 3.54 | 3.76 | +3.30% | |
| 3.53 | 3.66 | 3.53 | 3.64 | +2.54% | |
| 3.42 | 3.64 | 3.42 | 3.55 | -1.11% | |
| 3.47 | 3.70 | 3.47 | 3.59 | -1.10% | |
| 3.57 | 3.63 | 3.37 | 3.63 | +3.71% | |
| 3.37 | 3.51 | 3.28 | 3.50 | +5.74% | |
| 3.55 | 3.55 | 3.30 | 3.31 | -2.93% | |
| 3.69 | 3.69 | 3.38 | 3.41 | -3.94% | |
| 3.52 | 3.55 | 3.39 | 3.55 | +4.41% | |
| 3.49 | 3.65 | 3.29 | 3.40 | +0.89% | |
| 3.45 | 3.72 | 3.37 | 3.37 | -5.60% | |
| 3.63 | 3.70 | 3.51 | 3.57 | -0.28% | |
| 3.75 | 3.75 | 3.43 | 3.58 | -0.83% | |
| 3.34 | 3.61 | 3.24 | 3.61 | +10.40% | |
| 3.39 | 3.52 | 3.24 | 3.27 | -2.39% | |
| 3.28 | 3.42 | 3.28 | 3.35 | +1.52% | |
| 3.32 | 3.33 | 3.17 | 3.30 | +1.23% | |
| 3.21 | 3.30 | 3.15 | 3.26 | +3.49% | |
| 3.30 | 3.30 | 3.15 | 3.15 | -1.56% | |
| 3.15 | 3.34 | 3.15 | 3.20 | +0.31% | |
| 3.12 | 3.37 | 3.10 | 3.19 | +1.92% | |
| 3.33 | 3.34 | 3.13 | 3.13 | -6.29% | |
| 3.35 | 3.35 | 3.21 | 3.34 | +0.30% | |
| 3.30 | 3.33 | 3.22 | 3.33 | +4.06% | |
| 3.20 | 3.27 | 3.19 | 3.20 | -1.54% | |
| 3.36 | 3.40 | 3.25 | 3.25 | -4.13% | |
| 3.39 | 3.48 | 3.32 | 3.39 | -0.88% | |
| 3.57 | 3.67 | 3.34 | 3.42 | -4.74% | |
| 3.72 | 3.72 | 3.52 | 3.59 | -1.37% | |
| 3.80 | 3.81 | 3.59 | 3.64 | -4.21% | |
| 3.65 | 3.82 | 3.59 | 3.80 | +2.98% | |
| 3.66 | 3.70 | 3.60 | 3.69 | +0.82% | |
| 3.70 | 3.72 | 3.60 | 3.66 | -1.08% | |
| 3.62 | 3.71 | 3.54 | 3.70 | +2.78% | |
| 3.60 | 3.63 | 3.50 | 3.60 | +0.56% | |
| 3.54 | 3.61 | 3.47 | 3.58 | +3.17% | |
| 3.69 | 3.69 | 3.43 | 3.47 | -5.96% | |
| 3.69 | 3.76 | 3.53 | 3.69 | +3.36% | |
| 3.65 | 3.65 | 3.52 | 3.57 | -1.65% | |
| 3.69 | 3.78 | 3.54 | 3.63 | -1.36% | |
| 3.35 | 3.70 | 3.35 | 3.68 | +17.57% | |
| 3.33 | 3.33 | 3.10 | 3.13 | -6.29% | |
| 3.63 | 3.64 | 3.11 | 3.34 | -5.92% | |
| 3.02 | 3.63 | 2.95 | 3.55 | +17.94% | |
| 2.99 | 3.02 | 2.90 | 3.01 | +2.03% | |
| 3.51 | 3.51 | 2.92 | 2.95 | -16.19% | |
| 3.09 | 3.78 | 2.91 | 3.52 | +8.98% | |
| 3.22 | 3.30 | 3.13 | 3.23 | +0.31% | |
| 3.16 | 3.23 | 3.00 | 3.22 | +2.55% | |
| 3.01 | 3.37 | 3.01 | 3.14 | +2.28% | |
| 3.10 | 3.19 | 2.92 | 3.07 | -1.29% | |
| 3.11 | 3.12 | 3.06 | 3.11 | -1.58% | |
| 2.97 | 3.30 | 2.81 | 3.16 | -2.47% | |
| 3.29 | 3.30 | 3.18 | 3.24 | -2.41% | |
| 3.17 | 3.37 | 3.01 | 3.32 | +2.79% | |
| 2.89 | 3.23 | 2.89 | 3.23 | +12.54% | |
| 2.84 | 2.98 | 2.70 | 2.87 | +1.06% | |
| 2.82 | 2.94 | 2.75 | 2.84 | 0.00% | |
| 2.89 | 2.92 | 2.84 | 2.84 | -1.05% | |
| 3.12 | 3.14 | 2.84 | 2.87 | -6.51% | |
| 3.02 | 3.14 | 2.95 | 3.07 | +4.07% | |
| 2.98 | 3.04 | 2.95 | 2.95 | 0.00% | |
| 3.11 | 3.15 | 2.95 | 2.95 | -5.14% | |
| 2.89 | 3.13 | 2.89 | 3.11 | +7.99% | |
| 2.90 | 2.98 | 2.78 | 2.88 | -1.03% | |
| 2.97 | 3.04 | 2.69 | 2.91 | -1.69% | |
| 2.97 | 3.07 | 2.85 | 2.96 | +1.72% | |
| 2.82 | 2.95 | 2.81 | 2.91 | 0.00% | |
| 2.78 | 2.92 | 2.77 | 2.91 | +4.68% | |
| 2.81 | 2.83 | 2.66 | 2.78 | -2.80% | |
| 2.86 | 2.90 | 2.80 | 2.86 | -0.35% | |
| 2.93 | 3.00 | 2.86 | 2.87 | -3.04% | |
| 2.98 | 2.98 | 2.80 | 2.96 | -0.67% | |
| 2.91 | 2.98 | 2.87 | 2.98 | +5.30% | |
| 2.89 | 2.93 | 2.77 | 2.83 | -2.08% | |
| 2.91 | 3.01 | 2.85 | 2.89 | -1.70% | |
| 3.00 | 3.03 | 2.91 | 2.94 | -2.65% | |
| 3.01 | 3.21 | 3.01 | 3.02 | -0.98% | |
| 3.11 | 3.13 | 3.02 | 3.05 | -1.93% | |
| 2.97 | 3.18 | 2.95 | 3.11 | +6.87% | |
| 2.94 | 2.99 | 2.81 | 2.91 | -1.36% | |
| 3.03 | 3.12 | 2.95 | 2.95 | -3.59% | |
| 3.00 | 3.10 | 2.95 | 3.06 | +2.00% | |
| 2.92 | 3.11 | 2.88 | 3.00 | +2.74% | |
| 3.28 | 3.30 | 2.85 | 2.92 | -16.57% | |
| 3.64 | 3.77 | 3.45 | 3.50 | -7.89% | |
| 3.95 | 4.05 | 3.80 | 3.80 | -3.31% | |
| 4.15 | 4.15 | 3.92 | 3.93 | -3.91% | |
| 4.05 | 4.24 | 4.05 | 4.09 | +2.00% | |
| 3.86 | 4.03 | 3.86 | 4.01 | +3.62% | |
| 3.83 | 4.05 | 3.81 | 3.87 | -0.51% | |
| 3.85 | 4.08 | 3.85 | 3.89 | +1.83% | |
| 3.93 | 4.04 | 3.82 | 3.82 | -1.29% | |
| 4.12 | 4.12 | 3.84 | 3.87 | -5.15% | |
| 3.84 | 4.18 | 3.84 | 4.08 | +4.35% | |
| 3.90 | 4.09 | 3.84 | 3.91 | -2.25% | |
| 4.13 | 4.13 | 3.93 | 4.00 | -0.50% | |
| 3.93 | 4.19 | 3.80 | 4.02 | +3.61% | |
| 3.77 | 4.00 | 3.77 | 3.88 | +2.92% | |
| 4.09 | 4.12 | 3.76 | 3.77 | -7.60% | |
| 3.90 | 4.15 | 3.85 | 4.08 | +4.88% | |
| 3.77 | 3.98 | 3.58 | 3.89 | +3.18% | |
| 4.06 | 4.28 | 3.58 | 3.77 | -5.75% | |
| 4.00 | 4.26 | 3.77 | 4.00 | -2.44% | |
| 3.76 | 4.10 | 3.67 | 4.10 | +9.04% | |
| 4.05 | 4.05 | 3.70 | 3.76 | -6.93% | |
| 3.89 | 4.10 | 3.89 | 4.04 | +3.86% | |
| 3.94 | 4.00 | 3.74 | 3.89 | -3.23% | |
| 3.93 | 4.26 | 3.82 | 4.02 | +3.88% | |
| 3.83 | 4.02 | 3.80 | 3.87 | -0.26% | |
| 4.07 | 4.25 | 3.80 | 3.88 | -5.60% | |
| 4.21 | 4.31 | 4.01 | 4.11 | -3.52% | |
| 4.59 | 4.61 | 4.21 | 4.26 | -6.78% | |
| 4.31 | 4.69 | 4.24 | 4.57 | +6.03% | |
| 4.36 | 4.45 | 4.28 | 4.31 | -1.82% | |
| 4.50 | 4.52 | 4.31 | 4.39 | -2.66% | |
| 4.45 | 4.57 | 4.38 | 4.51 | +1.81% | |
| 4.47 | 4.55 | 4.38 | 4.43 | -1.34% | |
| 4.68 | 4.68 | 4.31 | 4.49 | -4.06% | |
| 4.65 | 4.82 | 4.58 | 4.68 | +0.43% | |
| 4.60 | 4.70 | 4.55 | 4.66 | +2.19% | |
| 4.94 | 4.96 | 4.45 | 4.56 | -7.69% | |
| 4.43 | 5.09 | 4.28 | 4.94 | +10.27% | |
| 4.45 | 4.63 | 4.31 | 4.48 | +2.28% | |
| 4.40 | 4.53 | 4.18 | 4.38 | -0.68% | |
| 4.44 | 4.57 | 4.37 | 4.41 | -0.23% | |
| 4.62 | 4.73 | 4.34 | 4.42 | -2.64% | |
| 4.80 | 4.87 | 4.51 | 4.54 | -5.61% | |
| 5.03 | 5.05 | 4.80 | 4.81 | -3.99% | |
| 5.16 | 5.22 | 5.01 | 5.01 | -2.91% | |
| 5.36 | 5.46 | 5.13 | 5.16 | -4.62% | |
| 4.92 | 5.44 | 4.87 | 5.41 | +11.32% | |
| 4.75 | 4.98 | 4.74 | 4.86 | +2.32% | |
| 4.87 | 4.95 | 4.75 | 4.75 | -2.66% | |
| 4.71 | 4.97 | 4.69 | 4.88 | +3.39% | |
| 4.90 | 4.91 | 4.70 | 4.72 | -3.08% | |
| 4.91 | 5.05 | 4.75 | 4.87 | -1.22% | |
| 5.24 | 5.24 | 4.85 | 4.93 | -5.74% | |
| 4.75 | 5.23 | 4.75 | 5.23 | +12.23% | |
| 4.81 | 4.95 | 4.65 | 4.66 | -3.92% | |
| 5.03 | 5.34 | 4.85 | 4.85 | -3.58% | |
| 5.10 | 5.32 | 4.96 | 5.03 | -0.79% | |
| 4.98 | 5.15 | 4.96 | 5.07 | +2.01% | |
| 4.88 | 5.08 | 4.82 | 4.97 | +2.47% | |
| 4.86 | 4.99 | 4.80 | 4.85 | -0.21% | |
| 4.91 | 5.02 | 4.82 | 4.86 | -3.19% | |
| 5.00 | 5.12 | 4.97 | 5.02 | +1.01% | |
| 5.12 | 5.15 | 4.83 | 4.97 | -2.93% | |
| 5.25 | 5.35 | 5.12 | 5.12 | -3.76% | |
| 4.90 | 5.39 | 4.74 | 5.32 | +7.91% | |
| 5.65 | 5.76 | 4.45 | 4.93 | -12.74% | |
| 5.82 | 5.97 | 5.54 | 5.65 | -2.42% | |
| 5.35 | 5.90 | 5.25 | 5.79 | +7.22% | |
| 5.37 | 5.60 | 5.06 | 5.40 | +1.69% | |
| 5.21 | 5.54 | 5.10 | 5.31 | +1.53% | |
| 4.90 | 5.63 | 4.89 | 5.23 | +7.17% | |
| 5.51 | 5.51 | 4.50 | 4.88 | -9.80% | |
| 5.72 | 6.42 | 5.37 | 5.41 | -4.92% | |
| 4.91 | 5.85 | 4.91 | 5.69 | +16.84% | |
| 4.87 | 5.16 | 4.87 | 4.87 | 0.00% | |
| 4.93 | 5.09 | 4.84 | 4.87 | -1.02% | |
| 5.09 | 5.23 | 4.88 | 4.92 | -2.19% | |
| 5.51 | 5.51 | 4.97 | 5.03 | -7.71% | |
| 5.42 | 5.70 | 5.31 | 5.45 | +0.37% | |
| 4.46 | 5.70 | 4.43 | 5.43 | +23.41% | |
| 4.36 | 4.53 | 4.27 | 4.40 | -0.45% | |
| 4.56 | 4.56 | 4.39 | 4.42 | -3.07% | |
| 4.31 | 4.72 | 4.30 | 4.56 | +5.31% | |
| 4.29 | 4.41 | 4.06 | 4.33 | +0.93% | |
| 4.53 | 4.57 | 3.66 | 4.29 | -6.74% | |
| 5.30 | 5.33 | 4.53 | 4.60 | -11.54% | |
| 5.58 | 5.84 | 5.00 | 5.20 | -8.61% | |
| 5.27 | 5.73 | 5.17 | 5.69 | +9.42% | |
| 5.27 | 5.73 | 5.09 | 5.20 | -3.17% | |
| 5.71 | 5.71 | 5.18 | 5.37 | -5.79% | |
| 5.63 | 5.90 | 5.31 | 5.70 | +1.60% | |
| 5.50 | 5.69 | 5.39 | 5.61 | +2.94% | |
| 5.70 | 5.82 | 5.40 | 5.45 | -5.05% | |
| 5.27 | 5.97 | 5.09 | 5.74 | +5.90% | |
| 5.21 | 5.53 | 4.86 | 5.42 | +3.63% | |
| 5.16 | 5.38 | 5.09 | 5.23 | +1.75% | |
| 4.88 | 5.18 | 4.69 | 5.14 | +7.08% | |
| 4.77 | 4.93 | 4.52 | 4.80 | -1.03% | |
| 5.20 | 5.20 | 4.75 | 4.85 | -7.44% | |
| 4.92 | 5.38 | 4.92 | 5.24 | +7.16% | |
| 5.20 | 5.22 | 4.77 | 4.89 | -8.26% | |
| 5.66 | 5.74 | 5.27 | 5.33 | -2.91% | |
| 5.48 | 5.73 | 5.39 | 5.49 | +2.04% | |
| 5.39 | 5.93 | 5.20 | 5.38 | +0.75% | |
| 5.72 | 5.98 | 5.12 | 5.34 | -1.11% | |
| 5.50 | 5.70 | 5.23 | 5.40 | 0.00% | |
| 5.40 | 5.72 | 5.21 | 5.40 | +4.65% | |
| 5.79 | 5.91 | 5.11 | 5.16 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the NEPH chart for longer ranges.