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REFR · NASDAQ

Research Frontiers (REFR) Stock Price & Fundamentals

$598.79+1.21%+$7.16End-of-day price as of Oct 9, 2026

Research Frontiers (REFR) closed at $598.79 on Oct 9, 2026, up 1.21% from the previous close of $591.63.

Share price, past year

1Y +19.24%

52-week range $474.47 – $598.79. Daily closing prices.
Monthly closing prices
Last closing price of each month
DateClose
Oct 9, 2026$598.79
Sep 30, 2026$582.33
Aug 31, 2026$553.30
Jul 31, 2026$557.70
Jun 30, 2026$564.91
May 29, 2026$580.61
Apr 30, 2026$574.23
Mar 31, 2026$549.49
Feb 27, 2026$516.30
Jan 30, 2026$522.87
Dec 31, 2025$474.47
Nov 28, 2025$485.95
Oct 31, 2025$499.19

Key statistics

Market cap
$20.88B
P/E (TTM)
—
EPS (TTM)
—
Revenue (TTM)
$654.23K
Net income (TTM)
−$2.25M
Shares outstanding
34.9M
Dividend yield
—
52-week range
$474.47 – $598.79

Research Frontiers's market cap is $20.88B, based on a share price of $598.79 and 34.9M shares outstanding as of Jun 30, 2026.

Financials

Research Frontiers reported revenue of $1.12M for fiscal 2025, down 16.04% from fiscal 2024.

Research Frontiers reported a net loss of $2.05M in fiscal 2025.

Annual revenue

FY16FY17FY18FY19FY20FY21FY22FY23FY24FY25
Annual revenue by fiscal year; the table below lists the values.
Research Frontiers annual financials by fiscal year, from SEC filings
Fiscal yearRevenueGrowthNet incomeNet marginEPS (diluted)Free cash flow
FY2025ended Dec 31, 2025$1.12M−16.0%−$2.05M−182.4%−$0.06−$1.33M
FY2024ended Dec 31, 2024$1.34M+46.8%−$1.31M−98.2%−$0.04−$790.44K
FY2023ended Dec 31, 2023$909.60K+68.5%−$1.91M−209.8%−$0.06−$2.30M
FY2022ended Dec 31, 2022$539.69K−57.3%−$2.67M−494.6%−$0.08−$2.18M
FY2021ended Dec 31, 2021$1.26M+52.5%−$1.85M−146.2%—−$1.81M
FY2020ended Dec 31, 2020$828.45K−47.0%−$2.34M−282.6%—−$2.31M
FY2019ended Dec 31, 2019$1.56M+5.1%−$3.81M−243.5%—−$2.15M
FY2018ended Dec 31, 2018$1.49M−1.4%−$2.69M−180.4%—−$2.08M
FY2017ended Dec 31, 2017$1.51M+22.1%−$2.41M−160.0%—−$1.48M
FY2016ended Dec 31, 2016$1.24M—−$4.24M−342.9%—−$4.02M
Research Frontiers quarterly results
QuarterRevenueNet incomeEPS (diluted)
Q2 FY2026ended Jun 30, 2026$86.35K−$660.17K−$0.02
Q1 FY2026ended Mar 31, 2026$136.32K−$525.37K−$0.02
Q4 FY2025ended Dec 31, 2025$72.12K−$765.56K—
Q3 FY2025ended Sep 30, 2025$359.44K−$298.51K−$0.01
Q2 FY2025ended Jun 30, 2025$129.90K−$803.83K−$0.02
Q1 FY2025ended Mar 31, 2025$559.78K−$177.69K−$0.01
Q4 FY2024ended Dec 31, 2024$178.15K−$607.94K—
Q3 FY2024ended Sep 30, 2024$354.41K−$166.82K$0.00

Company profile

Name
Research Frontiers Incorporated
Ticker
REFR
Exchange
NASDAQ
Industry (SEC SIC)
Patent Owners & Lessors
Headquarters
240 Crossways Park Dr, Woodbury, NY 11797-2033
Incorporated in
DE
Fiscal year ends
December
SEC CIK
0000793524

Recent SEC filings

Frequently asked questions

What is Research Frontiers's stock price?

Research Frontiers (REFR) closed at $598.79 on Oct 9, 2026, up 1.21% from the previous close of $591.63.

What is Research Frontiers's market cap?

Research Frontiers's market cap is $20.88B, based on a share price of $598.79 and 34.9M shares outstanding as of Jun 30, 2026.

How much revenue does Research Frontiers make?

Research Frontiers reported revenue of $1.12M for fiscal 2025, down 16.04% from fiscal 2024.

Does Research Frontiers pay a dividend?

Research Frontiers's recent filings report no dividends declared over the last four quarters.

Sources and methodology

Fundamentals come from Research Frontiers Incorporated's filings with the SEC (EDGAR XBRL company facts). Fourth-quarter figures that companies don't report separately are calculated as the fiscal year minus the first three quarters. Trailing twelve-month (TTM) figures sum the latest four quarters. Prices are generated sample data for development. Last updated Oct 9, 2026. Data sources and disclosures