Quick Answer
RESEARCH FRONTIERS INC reported R&D Expense of $608.7 thousand for fiscal year 2025.
RESEARCH FRONTIERS INC R&D Expense — Annual History
| Fiscal Year | R&D Expense | YoY Change |
|---|---|---|
| 2025 | $608.7K | +6.8% |
| 2024 | $570.0K | -2.3% |
| 2023 | $583.3K | -4.2% |
| 2022 | $609.1K | +5.0% |
| 2021 | $580.0K | -7.7% |
| 2020 | $628.3K | -39.3% |
| 2019 | $1.04M | +19.9% |
| 2018 | $863.4K | +8.0% |
| 2017 | $799.7K | -43.6% |
| 2016 | $1.42M | -10.8% |
| 2015 | $1.59M | -2.1% |
| 2014 | $1.62M | -26.4% |
| 2013 | $2.20M | +31.8% |
| 2012 | $1.67M | +20.2% |
| 2011 | $1.39M | -1.0% |
| 2010 | $1.40M | -9.4% |
| 2009 | $1.55M | — |
Quarterly R&D Expense
| Quarter Ending | R&D Expense | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $141.7K | +8.0% | -16.2% |
| June 30, 2025 | $169.1K | +31.2% | +3.8% |
| March 31, 2025 | $162.9K | +8.8% | +24.1% |
| September 30, 2024 | $131.2K | -3.0% | +1.9% |
| June 30, 2024 | $128.8K | -11.5% | -14.0% |
| March 31, 2024 | $149.7K | +0.3% | +10.7% |
| September 30, 2023 | $135.3K | -9.3% | -7.1% |
| June 30, 2023 | $145.6K | -0.6% | -2.4% |
- RESEARCH FRONTIERS INC showed an increase of +6.8% in R&D Expense compared to the prior fiscal year.
- Over the 2009–2025 period, RESEARCH FRONTIERS INC’s r&d expense has declined by 60.7% (from $1.55 million to $608.7 thousand).
- The most recent figure is from RESEARCH FRONTIERS INC’s fiscal year 2025 report (Form 10-K), filed with the SEC on March 5, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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