Research Frontiers Incorporated (REFR)
NASDAQ: REFR · Real-Time Price · USD
0.4400
+0.0052 (1.20%)
At close: Aug 14, 2026, 4:00 PM EDT
0.4500
+0.0100 (2.27%)
After-hours: Aug 14, 2026, 4:04 PM EDT

Research Frontiers Cash Flow Statement

Millions USD. Fiscal year is Jan - Dec.

Operating Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Net Income
-2.25-2.05-1.31-1.91-2.67-1.85
Depreciation & Amortization
0.180.190.260.170.180.18
Loss (Gain) From Sale of Investments
----0.060.060.03
Stock-Based Compensation
0.20.370.090.140.230.22
Provision & Write-off of Bad Debts
0.180.150.030.10.140.04
Change in Accounts Receivable
0.150.10.32-0.510.1-0.28
Change in Accounts Payable
0.120.010.07-0.04-0.010.06
Change in Unearned Revenue
-0-----
Change in Other Net Operating Assets
-0.14-0.11-0.25-0.19-0.21-0.2
Operating Cash Flow
-1.56-1.33-0.79-2.3-2.18-1.8
Operating Cash Flow Growth
------

Investing Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Capital Expenditures
-0-0-0-0-0-0
Investment in Securities
---0.062.69-2.78
Investing Cash Flow
-0-0-00.062.69-2.78

Financing Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Issuance of Common Stock
1.38-0.310.483.450.09
Financing Cash Flow
1.38-0.310.483.450.09

Net Cash Flow

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Net Cash Flow
-0.19-1.33-0.48-1.753.96-4.5

Free Cash Flow

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Free Cash Flow
-1.56-1.33-0.79-2.3-2.18-1.81
Free Cash Flow Growth
------
Free Cash Flow Margin
-238.65%-118.61%-59.19%-252.49%-404.68%-142.94%
Free Cash Flow Per Share
-0.05-0.04-0.02-0.07-0.07-0.06
Levered Free Cash Flow
-0.6-0.49-0.13-1.41-1.01-0.97
Unlevered Free Cash Flow
-0.6-0.49-0.13-1.41-1.01-0.97

Additional Metrics

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Change in Working Capital
0.1300.14-0.74-0.12-0.42
SEC Filings: 10-K · 10-Q