Quick Answer
ClearSign Technologies Corp reported Shares Outstanding of 5.33 million shares for fiscal year 2025.
ClearSign Technologies Corp Shares Outstanding — Annual History
| Fiscal Year | Shares Outstanding | YoY Change |
|---|---|---|
| 2025 | 5.33M | +6.0% |
| 2024 | 5.03M | -87.0% |
| 2023 | 38.69M | +1.7% |
| 2022 | 38.02M | +20.4% |
| 2021 | 31.58M | +5.0% |
| 2020 | 30.08M | +12.6% |
| 2019 | 26.71M | +0.0% |
| 2018 | 26.70M | +71.0% |
| 2017 | 15.61M | +20.2% |
| 2016 | 12.98M | +0.9% |
| 2015 | 12.87M | +32.9% |
| 2014 | 9.68M | +9.9% |
| 2013 | 8.81M | +0.7% |
| 2012 | 8.75M | +69.8% |
| 2011 | 5.15M | — |
Quarterly Shares Outstanding
| Quarter Ending | Shares Outstanding | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | 52.52M | +4.5% | +0.2% |
| June 30, 2025 | 52.43M | +4.4% | +0.0% |
| March 31, 2025 | 52.42M | +34.3% | +4.2% |
| December 31, 2024 | 50.29M | +30.0% | +0.1% |
| September 30, 2024 | 50.23M | +30.3% | +0.1% |
| June 30, 2024 | 50.21M | +30.2% | +28.6% |
| March 31, 2024 | 39.04M | +1.3% | +0.9% |
| December 31, 2023 | 38.69M | +1.7% | +0.3% |
- ClearSign Technologies Corp showed an increase of +6.0% in Shares Outstanding compared to the prior fiscal year.
- Over the 2011–2025 period, ClearSign Technologies Corp’s shares outstanding has grown by 3.4% (from 5.15 million shares to 5.33 million shares).
- The most recent figure is from ClearSign Technologies Corp’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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