Last 48 quarters of trend data · Industrials · Industrial - Pollution & Treatment Controls
Quarterly valuation ratios — annualised for comparability. YoY Δ shows same-quarter-prior-year change.
| Metric | TTM | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 | Q3 '23 | Q2 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P/E Ratio → | -3.90 | — | — | — | — | — | — | — | — | — | — | — | — |
| — | — | — | — | — | — | — | — | — | — | — | — | — | |
| P/S Ratio | 3.99 | 32.11 | 2.10 | 10.44 | 58.12 | 25.72 | 29.86 | 6.25 | 219.22 | 8.50 | 8.43 | 123.63 | 84.17 |
| — | +24.9% | -93.0% | +67.0% | -73.5% | +202.4% | +254.3% | -94.9% | +160.5% | -0.6% | -91.8% | +359.8% | — | |
| P/B Ratio | 2.25 | 3.22 | 3.24 | 4.73 | 2.97 | 3.43 | 5.12 | 3.14 | 2.48 | 8.40 | 8.27 | 7.07 | 7.06 |
| — | -6.1% | -36.7% | +50.9% | +19.6% | -59.2% | -38.1% | -55.6% | -64.8% | +135.7% | +284.8% | +119.0% | +77.2% | |
| P/FCF | — | — | — | — | — | — | — | — | — | — | — | — | 901.79 |
| — | — | — | — | — | — | — | — | — | — | — | — | — | |
| EV / EBITDA | — | — | — | — | — | — | — | — | — | — | — | — | — |
| — | — | — | — | — | — | — | — | — | — | — | — | — | |
| EV / EBIT | — | — | — | — | — | — | — | — | — | — | — | — | — |
| — | — | — | — | — | — | — | — | — | — | — | — | — |
Quarterly margins and returns. Watch for margin compression across consecutive quarters.
ClearSign Technologies Corporation's operating margin was -1193.2% in Q1 2026, down 1182.4 pp QoQ and down 630.4 pp YoY. The trailing four-quarter average of -689.0% exceeds the current quarter, suggesting the latest result may reflect seasonal weakness or a one-off headwind. Gross margin contracted 521.0% YoY, suggesting cost inflation or competitive pricing pressure.
| Metric | TTM | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 | Q3 '23 | Q2 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gross Margin | 27.2% | -205.8% | 21.9% | 35.8% | 41.4% | 48.9% | 14.9% | 29.6% | 93.3% | 39.7% | 43.8% | 28.2% | 86.0% |
| — | -521.0% | +47.0% | +20.7% | -55.7% | +23.3% | -65.9% | +5.0% | +8.5% | +234.5% | +412.9% | -25.6% | — | |
| Operating Margin | -113.4% | -1193.2% | -10.8% | -170.1% | -1382.0% | -562.8% | -282.4% | -77.1% | -4748.9% | -113.6% | -84.0% | -1761.2% | -1086.0% |
| — | -112.0% | +96.2% | -120.6% | +70.9% | -395.4% | -236.2% | +95.6% | -337.3% | +40.4% | +97.2% | -297.6% | — | |
| Net Margin | -105.0% | -1146.6% | -8.5% | -138.9% | -1263.2% | -517.7% | -197.3% | -62.1% | -4160.0% | -100.5% | -75.0% | -1567.1% | -985.3% |
| — | -121.5% | +95.7% | -123.5% | +69.6% | -414.9% | -163.2% | +96.0% | -322.2% | +37.1% | +97.2% | -287.0% | — |
| Metric | TTM | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 | Q3 '23 | Q2 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ROE | -47.2% | -25.5% | -3.3% | -14.7% | -15.0% | -16.1% | -8.1% | -7.5% | -18.4% | -23.0% | -17.1% | -20.3% | -18.8% |
| — | -58.7% | +59.0% | -94.9% | +18.7% | +29.9% | +52.5% | +63.0% | +2.0% | -45.7% | -32.4% | -62.6% | -1.8% | |
| ROA | -39.1% | -19.9% | -2.5% | -10.6% | -11.7% | -13.6% | -7.1% | -6.6% | -15.3% | -15.6% | -11.5% | -13.7% | -14.4% |
| — | -45.9% | +64.6% | -60.2% | +23.7% | +12.4% | +38.6% | +51.8% | -6.5% | -14.8% | +0.6% | -21.7% | +12.1% | |
| ROIC | -2060.8% | -629.6% | — | — | — | — | -538.6% | -310.6% | -1563.7% | — | — | — | -71.8% |
| — | — | — | — | — | — | — | — | -2076.4% | — | — | — | +11.5% |
Quarterly solvency trend — watch for debt spikes or covenant pressure.
The current ratio has weakened 31.7% YoY to 3.85x, tightening the short-term liquidity position.
| Metric | TTM | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 | Q3 '23 | Q2 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Debt / Equity | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.01 | 0.01 | 0.01 | 0.01 | 0.05 | 0.05 | 0.04 | 0.04 |
| — | +33.2% | +25.2% | +43.8% | +37.4% | -72.4% | -70.8% | -68.1% | -64.6% | +48.0% | +24.5% | +14.4% | -12.6% | |
| Debt / EBITDA | — | — | — | — | — | — | — | — | — | — | — | — | — |
| — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Current Ratio | 4.34 | 3.85 | 4.34 | 3.28 | 3.56 | 5.63 | 7.28 | 7.46 | 9.30 | 2.77 | 2.89 | 2.73 | 3.01 |
| — | -31.7% | -40.3% | -56.0% | -61.7% | +103.5% | +152.4% | +173.8% | +209.1% | -57.3% | -66.0% | -78.7% | -71.6% | |
| Quick Ratio | 4.34 | 3.85 | 4.34 | 3.28 | 3.56 | 5.63 | 7.28 | 7.46 | 9.30 | 2.77 | 2.89 | 2.73 | 3.01 |
| — | -31.7% | -40.3% | -56.0% | -61.7% | +103.5% | +152.4% | +173.8% | +209.1% | -57.3% | -66.0% | -78.7% | -71.6% | |
| Interest Coverage | — | — | — | — | — | — | — | — | — | — | -3.47 | — | — |
| — | — | — | — | — | — | — | — | — | — | — | — | — |
Includes 30+ ratios · 48 years · Updated daily
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Quick answers to the most common questions about buying CLIR stock.
ClearSign Technologies Corporation's current P/E is -3.9x. Quarterly P/E ratios can vary due to seasonal revenue patterns and one-time charges.
ClearSign Technologies Corporation's current operating margin is -113.4%. Margins have been expanding over recent quarters. Quarterly margins are particularly useful for identifying trend inflections that annual data smooths over.
Quarterly financial ratios reveal short-term trend shifts — margin compression, debt spikes, or valuation re-ratings — that annual figures smooth over. They're essential for active investors tracking ClearSign Technologies Corporation's business trajectory between earnings reports.