Current and historical daily PE Ratio for REFR (
Research Frontiers Inc
) from 1990 to Apr 23 2024. The price to earnings ratio is calculated by taking the current stock price and dividing it by the most recent trailing twelve-month earnings per share (EPS) number. The data is updated every 20 minutes during market hours. The PE ratio can be viewed as the number of years it takes for the company to earn back the price you pay for the stock. Therefore, lower-P/E stocks are more attractive than higher P/E stocks so long as the PE ratio is positive. Also for stocks with the same PE ratio, the one with faster growth business is more attractive. Research Frontiers stock (REFR) PE ratio as of Apr 23 2024 is 0.
More Details
Research Frontiers Inc (REFR) PE Ratio (TTM) Chart
Research Frontiers Inc (REFR) PE Ratio (TTM) Historical Data
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| Research Frontiers PE Ratio (TTM) Historical Data | |||
|---|---|---|---|
| Date | PE Ratio (TTM) Data | Date | PE Ratio (TTM) Data |
| 2024-04-23 | At Loss | 2024-02-16 | At Loss |
| 2024-04-22 | At Loss | 2024-02-15 | At Loss |
| 2024-04-19 | At Loss | 2024-02-14 | At Loss |
| 2024-04-18 | At Loss | 2024-02-13 | At Loss |
| 2024-04-17 | At Loss | 2024-02-12 | At Loss |
| 2024-04-16 | At Loss | 2024-02-09 | At Loss |
| 2024-04-15 | At Loss | 2024-02-08 | At Loss |
| 2024-04-12 | At Loss | 2024-02-07 | At Loss |
| 2024-04-11 | At Loss | 2024-02-06 | At Loss |
| 2024-04-10 | At Loss | 2024-02-05 | At Loss |
| 2024-04-09 | At Loss | 2024-02-02 | At Loss |
| 2024-04-08 | At Loss | 2024-02-01 | At Loss |
| 2024-04-05 | At Loss | 2024-01-31 | At Loss |
| 2024-04-04 | At Loss | 2024-01-30 | At Loss |
| 2024-04-03 | At Loss | 2024-01-29 | At Loss |
| 2024-04-02 | At Loss | 2024-01-26 | At Loss |
| 2024-04-01 | At Loss | 2024-01-25 | At Loss |
| 2024-03-28 | At Loss | 2024-01-24 | At Loss |
| 2024-03-27 | At Loss | 2024-01-23 | At Loss |
| 2024-03-26 | At Loss | 2024-01-22 | At Loss |
| 2024-03-25 | At Loss | 2024-01-19 | At Loss |
| 2024-03-22 | At Loss | 2024-01-18 | At Loss |
| 2024-03-21 | At Loss | 2024-01-17 | At Loss |
| 2024-03-20 | At Loss | 2024-01-16 | At Loss |
| 2024-03-19 | At Loss | 2024-01-12 | At Loss |
| 2024-03-18 | At Loss | 2024-01-11 | At Loss |
| 2024-03-15 | At Loss | 2024-01-10 | At Loss |
| 2024-03-14 | At Loss | 2024-01-09 | At Loss |
| 2024-03-13 | At Loss | 2024-01-08 | At Loss |
| 2024-03-12 | At Loss | 2024-01-05 | At Loss |
| 2024-03-11 | At Loss | 2024-01-04 | At Loss |
| 2024-03-08 | At Loss | 2024-01-03 | At Loss |
| 2024-03-07 | At Loss | 2024-01-02 | At Loss |
| 2024-03-06 | At Loss | 2023-12-29 | At Loss |
| 2024-03-05 | At Loss | 2023-12-28 | At Loss |
| 2024-03-04 | At Loss | 2023-12-27 | At Loss |
| 2024-03-01 | At Loss | 2023-12-26 | At Loss |
| 2024-02-29 | At Loss | 2023-12-22 | At Loss |
| 2024-02-28 | At Loss | 2023-12-21 | At Loss |
| 2024-02-27 | At Loss | 2023-12-20 | At Loss |
| 2024-02-26 | At Loss | 2023-12-19 | At Loss |
| 2024-02-23 | At Loss | 2023-12-18 | At Loss |
| 2024-02-22 | At Loss | 2023-12-15 | At Loss |
| 2024-02-21 | At Loss | 2023-12-14 | At Loss |
| 2024-02-20 | At Loss | 2023-12-13 | At Loss |
Research Frontiers Inc (REFR) PE Ratio (TTM) Comparison
| Company | Market Cap(Mil) | PE Ratio (TTM) |
|---|
Business Description
Business Description
Research Frontiers Inc
NAICS : 334419
SIC : 3679
ISIN : US7609111072
Description
Research Frontiers Inc is engaged in the development and marketing of technology and devices to control the flow of light. The company develops and licenses its patented suspended particle device light-control technology to other companies that manufacture and market the SPD-Smart chemical emulsion, the light-control film made from the chemical emulsion, the light-control panels made by laminating the film, electronics to power end-products incorporating the film, or lamination services for, and the end-products. Its revenue source comes from the licensing of technology.
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