NASDAQ:REFR

Research Frontiers Stock Price (Quote)

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$0.400
+0.0100 (+2.56%)
At Close: Jul 31, 2026

Range Low Price High Price Comment
30 days $0.350 $0.600 Friday, 31st Jul 2026 REFR stock ended at $0.400. This is 2.56% more than the trading day before Thursday, 30th Jul 2026. During the day the stock fluctuated 16.58% from a day low at $0.382 to a day high of $0.445.
90 days $0.350 $0.99
52 weeks $0.350 $2.70

Historical Research Frontiers Incorporated prices

Date Open High Low Close Volume
Jul 31, 2026 $0.391 $0.445 $0.382 $0.400 78 566
Jul 30, 2026 $0.362 $0.420 $0.362 $0.390 80 230
Jul 29, 2026 $0.437 $0.463 $0.350 $0.391 118 280
Jul 28, 2026 $0.412 $0.482 $0.412 $0.437 97 189
Jul 27, 2026 $0.485 $0.486 $0.447 $0.462 28 764
Jul 24, 2026 $0.480 $0.500 $0.462 $0.462 20 969
Jul 23, 2026 $0.482 $0.540 $0.451 $0.482 97 667
Jul 22, 2026 $0.484 $0.500 $0.480 $0.485 33 474
Jul 21, 2026 $0.579 $0.579 $0.510 $0.514 22 650
Jul 20, 2026 $0.460 $0.545 $0.460 $0.513 47 176
Jul 17, 2026 $0.540 $0.552 $0.484 $0.546 119 298
Jul 16, 2026 $0.531 $0.531 $0.530 $0.530 21 273
Jul 15, 2026 $0.600 $0.600 $0.536 $0.551 45 933
Jul 14, 2026 $0.560 $0.600 $0.535 $0.554 32 070
Jul 13, 2026 $0.531 $0.579 $0.531 $0.545 24 922
Jul 10, 2026 $0.548 $0.589 $0.530 $0.551 57 646
Jul 09, 2026 $0.510 $0.535 $0.496 $0.534 117 775
Jul 08, 2026 $0.530 $0.545 $0.530 $0.535 25 883
Jul 07, 2026 $0.545 $0.559 $0.530 $0.541 30 389
Jul 06, 2026 $0.567 $0.567 $0.522 $0.544 50 478
Jul 02, 2026 $0.540 $0.550 $0.540 $0.548 54 506
Jul 01, 2026 $0.521 $0.590 $0.498 $0.530 86 122
Jun 30, 2026 $0.550 $0.595 $0.520 $0.520 170 984
Jun 29, 2026 $0.540 $0.551 $0.510 $0.551 109 887
Jun 26, 2026 $0.590 $0.590 $0.480 $0.480 134 975

FAQ

What are historical stock prices?
Historical stock prices refer to a stock’s recorded prices at various past points. These prices include several key figures that help investors and analysts evaluate a stock’s performance over time:
Open: Open price for the trading day.
High: Highest price for the trading day.
Low: Lowest price for the trading day.
Close: Close price for the trading day.

Additionally, historical prices often include:
Volume is the number of shares traded during the day. It indicates how actively a stock was traded and can provide insights into market sentiment and liquidity.

How can I use REFR stock historical prices to predict future price movements?
Trend Analysis: Examine the REFR stock’s historical trends to identify patterns that might continue.
Moving Averages: Use moving averages to detect potential reversal points.
Momentum Indicators: Apply indicators like RSI or MACD to assess the momentum and strength of price movements.
Volume Analysis: Analyze trading volume alongside price changes to gauge trend strength.
Statistical Methods: Use statistical tools such as regression analysis to model and forecast future prices based on past data.
These techniques can provide insights but should be used with risk management practices to mitigate potential losses.

What impact do stock splits have on historical price data?
When a company performs a stock split, it adjusts the historical price data to reflect the new, lower trading price as if it had always been that way.

This ensures consistency for anyone analyzing the stock’s past prices. The adjustment helps prevent misleading signals on charts, such as false sell signals or bearish trends that aren’t there. For instance, in a 2-for-1 stock split, the price per share is cut in half, which would otherwise appear as a dramatic drop on the chart. If someone didn’t know about the split, they might wrongly think something negative happened to the company. Most technical indicators would also react to this apparent drop by signaling to sell.

A stock split, while making the shares seem more affordable and potentially more attractive to investors, doesn’t alter the company’s fundamental value.

Why do the REFR stock historical prices show a range for periods like 30 days, 90 days, and 52 weeks?
The range provides the lowest and highest prices at which the stock has traded during the specified period. This helps investors understand the stock’s volatility and price variability within that timeframe.

How can I use historical price volatility to assess risk?
High price volatility historically indicates higher risk and potentially higher returns. Investors can gauge the stock’s risk level by examining the range between high and low prices over various periods.
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ABOUT RESEARCH FRONTIERS INCORPORATED
Research Frontiers
Research Frontiers Incorporated develops and markets technology and devices to control the flow of light worldwide. The company develops and licenses suspended particle device (SPD-Smart) light-control technology to companies that manufacture and market the SPD-Smart chemical emulsion, light-control film made from the chemical emulsion, the light-control panels made by laminating the film, and electronics to power end-products incorporating the f...
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