Quick Answer
QS Energy, Inc. reported R&D Expense of $1.61 million for fiscal year 2025.
QS Energy, Inc. R&D Expense — Annual History
| Fiscal Year | R&D Expense | YoY Change |
|---|---|---|
| 2025 | $1.61M | +743.5% |
| 2024 | $191.0K | -5.9% |
| 2023 | $203.0K | -58.2% |
| 2022 | $486.0K | +38.9% |
| 2021 | $350.0K | -1.4% |
| 2020 | $355.0K | -60.2% |
| 2019 | $891.0K | +328.4% |
| 2018 | $208.0K | -14.4% |
| 2017 | $243.0K | -12.9% |
| 2016 | $279.0K | -51.7% |
| 2015 | $578.0K | -35.3% |
| 2014 | $893.5K | -55.6% |
| 2013 | $2.01M | +108.8% |
| 2012 | $963.2K | -27.0% |
| 2011 | $1.32M | +208.1% |
| 2010 | $428.0K | — |
Quarterly R&D Expense
| Quarter Ending | R&D Expense | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $1.24M | +2491.7% | +1096.2% |
| June 30, 2025 | $104.0K | +116.7% | +121.3% |
| March 31, 2025 | $47.0K | +0.0% | -2.1% |
| September 30, 2024 | $48.0K | +2.1% | +0.0% |
| June 30, 2024 | $48.0K | +2.1% | +2.1% |
| March 31, 2024 | $47.0K | -13.0% | +0.0% |
| September 30, 2023 | $47.0K | -63.8% | +0.0% |
| June 30, 2023 | $47.0K | -4.1% | -13.0% |
- QS Energy, Inc. showed an increase of +743.5% in R&D Expense compared to the prior fiscal year.
- Over the 2010–2025 period, QS Energy, Inc.’s r&d expense has grown by 276.4% (from $428.0 thousand to $1.61 million).
- The most recent figure is from QS Energy, Inc.’s fiscal year 2025 report (Form 10-K), filed with the SEC on March 31, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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