MetaCap

Research Frontiers Stock Price History

NASDAQ: REFRMiscellaneousMulti-Sector CompaniesUSD

0.5933-0.0291 (-4.68%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

REFR price history at a glance

The price history for Research Frontiers (REFR) on this page begins on July 7, 1986, when the stock closed at $5.47; it most recently closed at $0.5933 on October 5, 2026. The highest price in this record is $40.00, reached on February 14, 2000; the latest close is 98.5% below that peak. Across the 39 complete calendar years in the table, REFR finished higher in 21 and lower in 18. Its best year was 1991 (+229.4%) and its worst was 2008 (-74.7%).

Over roughly 40 years the share price changed -89.1%, a -5.4% compound annual price return (excluding dividends). In the last 12 months alone, REFR has lost 68.6%. 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 1986
$40.00
Date of high
Feb 14, 2000
Low since 1986
$0.34
Date of low
Sep 14, 2026
Last close
$0.5933

REFR returns

1 week

-18.73%

1 month

+52.13%

3 months

+7.87%

6 months

-38.20%

Year to date

-54.71%

1 year

-68.61%

3 years

-48.41%

5 years

-74.32%

REFR price return, excluding dividends.

REFR annual returns

Calendar-year price returns
YearYear-end closeReturn
20260.5933-53.65%
20251.28-22.89%
20241.66+64.36%
20231.01-47.12%
20221.91+11.05%
20211.72-38.79%
20202.81-8.77%
20193.08+65.59%
20181.86+78.85%
20171.04-42.86%
20161.82-65.07%
20155.21+1.56%
20145.13-18.44%
20136.29+59.24%
20123.95+16.52%
20113.39-35.92%
20105.29+39.58%
20093.79+63.36%
20082.32-74.73%
20079.18+67.52%
20065.48+6.00%
20055.17-18.97%
20046.38-31.98%
20039.38+2.51%
20029.15-50.83%
200118.61+6.34%
200017.50+18.14%
199914.81+41.07%
199810.50+35.48%
19977.75+3.33%
19967.50-25.00%
199510.00+60.00%
19946.25-35.57%
19939.70+159.82%
19923.730.00%
19913.73+229.42%
19901.13-37.04%
19891.80-28.95%
19882.53+111.11%
19871.20-70.00%
1986*4.00-26.83%

* Partial year: the record begins after the start of 1986; return measured from the first available close.

2026 return is year to date.

REFR daily prices (past year)

Daily open, high, low, close and volume
DateOpenHighLowCloseChange
0.6070.61560.55980.5933-4.68%
0.6760.6760.59010.6224-8.95%
0.680.69980.67970.6836-5.06%
0.770.770.700.72-1.37%
0.730.750.670.730.00%
0.690.730.680.73+5.80%
0.710.730.660.69-5.48%
0.690.730.670.73+4.29%
0.740.770.670.70-9.09%
0.790.790.710.77-2.53%
0.710.850.680.79+6.76%
0.710.810.650.74+4.23%
0.760.760.660.71-8.97%
0.740.810.610.78+2.63%
0.480.780.460.76+16.92%
0.390.940.360.65+66.67%
0.390.410.370.39+2.63%
0.370.410.340.38+5.56%
0.370.390.350.36-5.26%
0.380.420.370.38-2.56%
0.380.420.370.390.00%
0.400.400.390.390.00%
0.390.400.380.390.00%
0.410.420.370.39-4.88%
0.410.430.400.410.00%
0.400.430.400.41+2.50%
0.450.460.400.40-9.09%
0.470.470.430.44-6.38%
0.470.470.450.47+2.17%
0.490.490.450.46-6.12%
0.510.530.470.49+2.08%
0.480.500.460.480.00%
0.490.510.460.48+2.13%
0.440.490.430.47+4.44%
0.460.470.430.450.00%
0.460.490.440.45+2.27%
0.420.460.400.44+4.76%
0.440.470.420.42-2.33%
0.430.480.420.43-2.27%
0.450.450.430.44+2.33%
0.480.480.430.43-10.42%
0.490.490.470.48-2.04%
0.500.510.490.490.00%
0.490.500.470.490.00%
0.500.500.450.49+4.26%
0.460.500.450.470.00%
0.470.490.450.470.00%
0.470.490.460.47+4.44%
0.410.530.410.45+12.50%
0.390.450.380.40+2.56%
0.360.420.360.390.00%
0.440.460.350.39-11.36%
0.460.480.410.44-4.35%
0.490.490.450.460.00%
0.480.500.460.46-4.17%
0.480.540.450.48-2.04%
0.510.520.480.49-3.92%
0.580.580.510.510.00%
0.560.560.460.51-7.27%
0.540.550.480.55+3.77%
0.530.600.530.53-3.64%
0.540.580.540.550.00%
0.560.600.540.55+1.85%
0.530.590.530.54-1.82%
0.550.590.530.55+3.77%
0.530.530.500.53-1.85%
0.530.550.530.540.00%
0.550.560.530.540.00%
0.570.570.520.54-1.82%
0.580.580.500.55+3.77%
0.520.590.500.53+1.92%
0.550.590.520.52-5.45%
0.540.550.510.55+14.58%
0.590.590.480.48-22.58%
0.600.650.550.620.00%
0.650.650.590.62+1.64%
0.620.630.610.610.00%
0.600.630.600.61+1.67%
0.640.660.600.60-6.25%
0.680.700.640.64-4.48%
0.640.710.630.67+3.08%
0.700.750.650.65-8.45%
0.750.750.710.71-4.05%
0.750.750.720.74+1.37%
0.750.780.730.730.00%
0.730.810.730.730.00%
0.740.760.720.73-1.35%
0.750.770.720.74-1.33%
0.770.780.750.75-1.32%
0.750.790.750.760.00%
0.750.790.750.76-1.30%
0.820.820.750.770.00%
0.770.770.760.77+1.32%
0.750.770.740.76+1.33%
0.750.750.740.75-1.32%
0.740.790.730.76+1.33%
0.760.760.740.75+1.35%
0.770.790.730.74-1.33%
0.770.800.730.75-2.60%
0.820.820.760.77-2.53%
0.790.800.780.79-1.25%
0.810.810.780.80-1.23%
0.780.830.780.81+2.53%
0.810.860.790.79+1.28%
0.790.790.760.78+2.63%
0.900.900.760.76+1.33%
0.890.890.750.75-9.64%
0.870.990.830.83-5.68%
0.990.990.880.88+1.15%
0.870.950.860.870.00%
0.880.940.830.87-1.14%
0.920.920.870.88-4.35%
0.950.960.910.92-2.13%
0.930.950.930.940.00%
0.930.980.930.94-1.05%
0.990.990.940.95-1.04%
1.011.020.930.96-4.00%
0.991.020.991.00+3.09%
0.971.020.970.97-2.02%
1.001.020.980.99-1.00%
0.931.000.931.00+7.53%
0.950.950.930.93-1.06%
0.910.950.910.94+3.30%
1.011.010.910.91-10.78%
0.911.020.911.02+9.68%
0.950.970.920.93-3.12%
0.970.970.960.96+2.13%
0.930.970.910.94+2.17%
0.980.980.920.92-1.08%
0.920.970.910.93-1.06%
0.930.970.900.94+1.08%
0.930.930.900.93-2.11%
0.940.970.940.95+3.26%
0.870.960.870.92+1.10%
0.890.940.880.91+2.25%
0.870.940.870.89-1.11%
0.860.910.860.90+8.43%
0.870.970.820.83-2.35%
0.860.900.850.85-1.16%
0.860.900.860.86+7.50%
1.021.030.800.80-21.57%
1.011.021.001.02+2.00%
1.021.031.001.000.00%
1.001.031.001.00-0.99%
1.001.031.001.010.00%
1.011.011.001.01-0.98%
0.931.020.921.02+13.33%
0.930.950.900.90-3.23%
0.970.970.920.93-1.06%
0.960.970.940.94-4.08%
0.991.010.960.98-1.01%
1.051.050.990.99-1.98%
1.001.051.001.010.00%
1.011.090.981.01-1.94%
1.021.101.021.03+3.00%
1.031.050.981.00+2.04%
1.141.140.980.98-11.71%
1.131.131.111.11+0.91%
1.121.121.071.10-0.90%
1.131.131.101.110.00%
1.031.131.031.11+7.77%
1.011.051.011.03+1.98%
1.041.091.001.01-0.98%
1.021.121.021.02+2.00%
1.041.090.981.00-2.91%
1.051.081.011.03-0.96%
1.051.061.021.040.00%
1.021.081.021.04+0.97%
1.111.171.001.03-8.04%
1.111.251.111.12-0.88%
1.131.141.091.130.00%
1.151.181.111.13-2.59%
1.151.201.151.16+1.75%
1.181.211.141.14-5.00%
1.201.231.141.200.00%
1.251.321.201.20-5.51%
1.271.291.231.27-0.78%
1.291.301.251.28-1.54%
1.291.311.211.30+2.36%
1.271.321.261.270.00%
1.221.311.211.27+2.42%
1.231.301.211.24-2.36%
1.321.341.251.27-4.51%
1.331.381.301.33+0.76%
1.351.401.301.32-2.94%
1.341.371.321.36+2.26%
1.311.341.311.33+3.91%
1.281.341.281.28+2.40%
1.271.351.201.25-1.57%
1.311.341.271.27-1.55%
1.351.431.271.29-2.27%
1.311.351.311.320.00%
1.281.441.271.32+3.13%
1.311.311.261.28-2.29%
1.311.341.261.31-0.76%
1.361.361.301.32-3.65%
1.361.451.311.37-0.72%
1.411.491.301.38-0.72%
1.401.421.361.39-1.42%
1.501.501.361.41-2.76%
1.501.541.411.45-0.68%
1.521.531.421.46-1.35%
1.461.481.271.48+2.78%
1.491.531.421.44-2.70%
1.501.521.441.48-5.13%
1.521.591.501.56+1.30%
1.591.591.521.54-1.28%
1.571.621.541.56-1.27%
1.591.631.571.58-0.63%
1.581.691.561.590.00%
1.641.651.551.59-1.85%
1.631.651.521.62+3.18%
1.641.651.561.57-4.85%
1.621.711.561.65+1.23%
1.851.851.601.63-8.43%
1.751.921.751.78-5.82%
1.971.971.841.89-1.05%
2.012.011.851.91-1.04%
2.082.081.901.93-7.21%
1.912.101.842.08+4.52%
1.732.001.681.99+13.07%
1.791.851.721.760.00%
1.761.791.751.76+3.53%
1.581.721.581.70+4.94%
1.771.851.621.62-10.50%
1.701.931.661.81-3.21%
1.701.871.571.87+3.89%
1.751.891.681.80+3.45%
1.581.741.571.74+10.83%
1.581.621.531.57-0.63%
1.651.651.541.58-1.25%
1.691.891.601.60-6.43%
1.801.841.711.71-2.29%
1.831.891.751.75-6.91%
1.951.991.861.88-3.09%
1.902.001.781.94+5.43%
2.022.141.601.84-9.36%
2.022.181.972.03+0.50%
2.302.452.002.02-14.41%
2.002.701.982.36+18.00%
1.692.001.632.00+21.95%
1.621.701.621.64-0.61%
1.641.711.601.65-2.37%
1.681.741.681.69-2.31%
1.651.751.651.73+5.49%
1.721.801.601.64+1.23%
1.811.811.611.62-8.99%
1.781.951.771.78-1.66%
1.801.981.801.81-0.55%
1.781.861.721.820.00%
1.871.941.751.82-3.70%
1.881.921.811.89—

Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the REFR chart for longer ranges.