Research Frontiers - 39 Year Stock Price History | REFR

Historical daily share price chart and data for Research Frontiers since 1986 adjusted for splits and dividends. The latest closing stock price for Research Frontiers as of May 28, 2025 is 1.84.
  • The all-time high Research Frontiers stock closing price was 38.62 on February 17, 2000.
  • The Research Frontiers 52-week high stock price is 2.41, which is 31% above the current share price.
  • The Research Frontiers 52-week low stock price is 0.93, which is 49.5% below the current share price.
  • The average Research Frontiers stock price for the last 52 weeks is 1.74.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
Research Frontiers Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 1.3626 1.7041 1.8400 0.9701 1.8400 7.60%
2024 1.7255 1.0150 2.3500 0.9301 1.7100 69.31%
2023 1.5340 2.0600 2.2900 0.9197 1.0100 -47.12%
2022 1.9943 1.7900 2.8100 1.3760 1.9100 11.05%
2021 2.6924 2.6700 5.3700 1.6800 1.7200 -38.79%
2020 3.1541 3.0600 5.4400 1.7900 2.8100 -6.64%
2019 3.0466 1.5600 5.0500 1.5600 3.0100 92.95%
2018 1.0981 1.0400 1.8000 0.5950 1.5600 50.00%
2017 1.3144 1.7800 2.0900 0.9099 1.0400 -42.86%
2016 3.4675 4.8600 5.0400 1.6900 1.8200 -65.07%
2015 5.3530 5.1300 6.5300 4.5400 5.2100 1.76%
2014 5.4884 6.5200 7.2300 4.3100 5.1200 -11.42%
2013 4.2566 3.8700 7.4300 2.9900 5.7800 54.55%
2012 3.5273 3.6000 4.9600 2.8190 3.7400 10.32%
2011 5.0708 5.8800 9.2600 3.1400 3.3900 -35.92%
2010 3.8072 3.7099 5.2900 2.6100 5.2900 39.58%
2009 3.5291 2.3200 4.8000 2.0500 3.7900 74.65%
2008 5.3155 10.3200 10.3200 1.6000 2.1700 -78.30%
2007 11.4004 5.1600 15.9700 4.9918 10.0000 82.48%
2006 4.9597 5.3300 6.5000 3.7680 5.4800 6.00%
2005 4.5108 6.0100 6.4600 2.7800 5.1700 -18.97%
2004 8.4034 9.3800 13.6070 5.4300 6.3800 -31.32%
2003 9.9679 9.1400 16.0000 4.5500 9.2900 11.39%
2002 12.9598 16.9700 19.7990 7.1500 8.3400 -50.24%
2001 20.1146 15.5000 29.4100 10.0000 16.7600 -4.23%
2000 22.8946 17.9375 38.6250 14.2500 17.5000 18.14%
1999 9.6387 10.5000 14.8750 6.9688 14.8125 41.07%
1998 7.3341 7.7500 11.0000 5.5938 10.5000 37.70%
1997 7.9612 7.6250 11.2500 5.2500 7.6250 -1.61%
1996 8.9247 10.2500 11.0000 7.2500 7.7500 -22.50%
1995 9.3388 6.8750 15.8750 5.3750 10.0000 60.00%
1994 8.1543 9.6000 11.0000 4.8750 6.2500 -35.57%
1993 7.0458 3.7333 10.4000 3.7333 9.7000 159.82%
1992 4.0835 3.5000 5.2667 3.1000 3.7333 9.80%
1991 3.0504 1.1333 7.0333 1.0333 3.4000 200.01%
1990 1.6947 1.9667 2.4000 0.9333 1.1333 -39.29%
1989 2.6721 2.6667 4.5333 1.4000 1.8667 -30.00%
1988 3.3728 1.2667 4.8000 1.2667 2.6667 100.01%
1987 3.3228 4.2000 5.8667 1.0667 1.3333 -64.91%
Sector Industry Market Cap Revenue
Computer and Technology Electrical Products - Miscellaneous $0.056B $0.001B
RESEARCH FRONTIERS INC. is primarily engaged in the development and licensing of suspended particle technology and devices to control the transmission of light.
Stock Name Country Market Cap PE Ratio
KLA (KLAC) United States $104.346B 25.84
Tokyo Electron (TOELY) Japan $75.361B 21.08
Osram Licht AG (OSAGF) Germany $53.417B 267.50
Hoya (HOCPY) Japan $43.209B 33.05
Garmin (GRMN) Switzerland $39.569B 27.08
Rockwell Automation (ROK) United States $35.290B 33.10
Daikin Industries (DKILY) Japan $33.034B 19.77
Flex (FLEX) United States $15.858B 17.85
Teradyne (TER) United States $13.113B 23.62
TD SYNNEX (SNX) United States $10.481B 11.52
MKS (MKSI) United States $5.898B 12.30
Timken (TKR) United States $4.955B 13.07
SiTime (SITM) United States $4.749B 0.00
Brother Industries (BRTHY) Japan $4.396B 12.28
Hayward Holdings (HAYW) United States $3.039B 20.36
Spectris (SEPJY) United Kingdom $2.401B 0.00
Casio Computer (CSIOY) Japan $1.698B 23.73
Heritage Media (OLVI) $1.325B 0.00
Bel Fuse (BELFB) United States $0.936B 20.36
Bel Fuse (BELFA) United States $0.834B 12.83
Daktronics (DAKT) United States $0.800B 22.28
Preformed Line Products (PLPC) United States $0.708B 18.16
Sigma Lithium (SGML) Brazil $0.614B 0.00
Eastman Kodak (KODK) United States $0.484B 12.22
Kimball Electronics (KE) United States $0.452B 16.69
Star Group (SGU) United States $0.418B 8.12
Elong Power Holding (ELPW) China $0.253B 0.00
Mistras Group Inc (MG) United States $0.238B 11.88
Kopin (KOPN) United States $0.223B 0.00
NOVONIX (NVX) Australia $0.207B 0.00
Gauzy (GAUZ) Israel $0.161B 0.00
American Battery Technology (ABAT) United States $0.127B 0.00
Electrovaya (ELVA) Canada $0.126B 0.00
Universal Electronics (UEIC) United States $0.092B 0.00
XCHG (XCH) $0.088B 0.00
Wallbox (WBX) Spain $0.083B 0.00
AuthID (AUID) United States $0.073B 0.00
Erayak Power Solution Group (RAYA) China $0.070B 0.00
One Stop Systems (OSS) United States $0.060B 0.00
Greenland Technologies Holding (GTEC) United States $0.036B 1.99
Stardust Power (SDST) United States $0.036B 0.00
Spruce Power Holding (SPRU) United States $0.035B 0.00
Key Tronic (KTCC) United States $0.033B 0.00
Flux Power Holdings (FLUX) United States $0.028B 0.00
ESS Tech (GWH) United States $0.024B 0.00
SigmaTron (SGMA) United States $0.018B 0.00
ZOOZ Power (ZOOZ) Israel $0.014B 0.00
CCSC Technology Holdings (CCTG) Hong Kong, SAR China $0.013B 0.00
Solidion Technology (STI) United States $0.009B 0.56
MKDWELL Tech (MKDW) Taiwan $0.006B 0.00
BIO-key (BKYI) United States $0.005B 0.00
Dragonfly Energy Holdings (DFLI) United States $0.004B 0.00
Expion360 (XPON) United States $0.003B 0.00