Last 48 quarters of trend data · Technology · Semiconductors
Quarterly valuation ratios — annualised for comparability. YoY Δ shows same-quarter-prior-year change.
STMicroelectronics N.V.'s quarterly P/E stands at 215.9x, up 136.0% year-over-year — indicating the stock has re-rated higher or earnings have softened. EV/EBITDA has expanded 6.2% YoY to 14.8x, reflecting rising market expectations or slowing EBITDA growth.
| 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 → | 435.50 | 215.94 | — | 27.17 | — | 91.50 | 17.34 | 20.09 | 25.84 | 20.02 | 10.99 | 9.38 | 11.79 |
| — | +136.0% | — | +35.3% | — | +357.1% | +57.7% | +114.1% | +119.2% | +64.7% | +63.2% | +40.7% | +96.3% | |
| P/S Ratio | 5.89 | 2.58 | 1.95 | 2.05 | 2.43 | 2.03 | 1.76 | 2.15 | 2.86 | 2.94 | 2.76 | 2.30 | 2.73 |
| — | +26.9% | +10.9% | -4.7% | -15.2% | -30.8% | -36.3% | -6.6% | +4.8% | -1.3% | +45.4% | +35.8% | +46.0% | |
| P/B Ratio | 3.97 | 1.76 | 1.42 | 1.43 | 1.43 | 1.14 | 1.32 | 1.57 | 2.06 | 2.37 | 2.80 | 2.63 | 3.24 |
| — | +54.1% | +7.7% | -8.9% | -30.5% | -51.8% | -52.9% | -40.3% | -36.4% | -35.1% | +6.5% | -1.4% | +15.5% | |
| P/FCF | — | 51.55 | — | 35.59 | — | 142.37 | 89.86 | 3488.07 | 770.13 | — | 31.43 | 13.97 | 57.86 |
| — | -63.8% | — | -99.0% | — | — | +185.9% | +24868.5% | +1231.0% | — | +125.3% | +32.6% | +99.3% | |
| EV / EBITDA | 171.89 | 14.84 | 9.19 | 10.27 | 16.03 | 13.97 | 7.39 | 10.47 | 7.46 | 10.44 | 8.21 | 6.19 | 6.99 |
| — | +6.2% | +24.3% | -1.9% | +114.9% | +33.8% | -10.0% | +69.1% | +6.7% | +31.3% | +60.0% | +34.3% | +27.9% | |
| EV / EBIT | 212.87 | 85.00 | 42.95 | 22.58 | — | 75.66 | 13.84 | 15.58 | 20.79 | 20.85 | 10.84 | 8.56 | 9.85 |
| — | +12.3% | +210.3% | +44.9% | — | +262.8% | +27.7% | +82.0% | +111.0% | +99.9% | +72.3% | +51.2% | +40.8% |
Quarterly margins and returns. Watch for margin compression across consecutive quarters.
STMicroelectronics N.V.'s operating margin was 3.1% in Q1 2026, down 3.1 pp QoQ and up 4.6 pp YoY.
| 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 | 33.9% | 33.8% | 35.2% | 33.2% | 33.0% | 33.4% | 37.7% | 37.8% | 40.1% | 41.7% | 45.5% | 47.6% | 49.0% |
| — | +1.1% | -6.7% | -12.0% | -17.7% | -19.8% | -17.1% | -20.6% | -18.1% | -16.1% | -4.2% | -0.1% | +3.3% | |
| Operating Margin | 2.7% | 3.1% | 6.2% | 5.1% | -0.9% | -1.5% | 11.1% | 11.7% | 11.6% | 15.9% | 23.9% | 28.0% | 26.5% |
| — | +305.5% | -44.0% | -56.6% | -107.8% | -109.5% | -53.5% | -58.2% | -56.2% | -43.8% | -17.8% | -4.9% | +1.2% | |
| Net Margin | 1.4% | 1.2% | -0.9% | 7.4% | -3.5% | 2.2% | 10.3% | 10.8% | 10.9% | 14.8% | 25.1% | 24.6% | 23.1% |
| — | -46.3% | -108.8% | -31.1% | -132.1% | -85.0% | -59.2% | -56.1% | -52.8% | -39.8% | -10.9% | -3.3% | +2.4% |
| 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 | 0.9% | 0.2% | -0.2% | 1.3% | -0.5% | 0.3% | 1.9% | 2.0% | 2.0% | 3.0% | 6.7% | 7.2% | 7.0% |
| — | -35.4% | -108.6% | -35.3% | -126.5% | -89.6% | -71.1% | -72.9% | -71.5% | -61.6% | -36.7% | -30.1% | -18.6% | |
| ROA | 0.7% | 0.1% | -0.1% | 0.9% | -0.4% | 0.2% | 1.4% | 1.4% | 1.4% | 2.1% | 4.6% | 4.9% | 4.6% |
| — | -34.4% | -108.9% | -32.7% | -127.5% | -89.1% | -70.4% | -72.1% | -70.1% | -59.1% | -29.8% | -20.7% | -10.3% | |
| ROIC | 1.3% | 0.4% | 0.9% | 0.6% | -0.1% | -0.2% | 1.5% | 1.6% | 1.6% | 2.4% | 4.8% | 6.3% | 6.3% |
| — | +362.5% | -43.1% | -60.8% | -106.0% | -106.2% | -68.4% | -74.8% | -74.6% | -65.7% | -42.2% | -31.6% | -18.9% |
Quarterly solvency trend — watch for debt spikes or covenant pressure.
STMicroelectronics N.V.'s Debt/EBITDA ratio is 4.7x, up from 3.1x last quarter — elevated, raising questions about debt serviceability. The current ratio has improved 8.6% YoY to 3.31x, strengthening 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 | 0.12 | 0.14 | 0.12 | 0.13 | 0.16 | 0.17 | 0.18 | 0.19 | 0.18 | 0.19 | 0.19 | 0.18 | 0.20 |
| — | -17.9% | -34.7% | -30.6% | -9.1% | -11.4% | -4.9% | +4.2% | -8.9% | -6.0% | -17.5% | -28.1% | -24.1% | |
| Debt / EBITDA | 5.32 | 4.67 | 3.11 | 3.71 | 6.90 | 7.92 | 3.86 | 4.98 | 2.58 | 3.41 | 2.21 | 1.71 | 1.70 |
| — | -41.1% | -19.6% | -25.6% | +167.4% | +132.3% | +74.9% | +190.9% | +51.5% | +86.4% | +22.8% | -1.7% | -16.6% | |
| Current Ratio | 3.36 | 3.31 | 3.36 | 3.22 | 2.32 | 3.05 | 3.11 | 2.84 | 2.27 | 3.34 | 3.17 | 2.94 | 2.67 |
| — | +8.6% | +8.2% | +13.4% | +2.0% | -8.5% | -1.8% | -3.3% | -15.1% | +29.2% | +23.7% | +21.1% | +17.4% | |
| Quick Ratio | 2.43 | 2.34 | 2.43 | 2.28 | 1.66 | 2.24 | 2.37 | 2.16 | 1.73 | 2.58 | 2.44 | 2.17 | 1.92 |
| — | +4.3% | +2.5% | +5.6% | -4.2% | -13.1% | -3.0% | -0.6% | -9.7% | +38.3% | +29.5% | +20.2% | +15.9% | |
| Interest Coverage | — | — | — | — | -6.47 | — | 21.90 | — | 17.84 | — | 77.79 | 91.00 | 66.22 |
| — | — | — | — | — | — | — | — | — | — | — | — | — |
Includes 30+ ratios · 48 years · Updated daily
Deep dive into STM consensus models and risk factors.
DCF models, multiple analysis, and analyst estimates.
10-year return with dividends reinvested.
See how regular investing compounds over time.
Compare growth, multiples, and margins vs sector.
Quick answers to the most common questions about buying STM stock.
STMicroelectronics N.V.'s current P/E is 435.5x. The average P/E over the last 2 quarters is 121.6x. Quarterly P/E ratios can vary due to seasonal revenue patterns and one-time charges.
STMicroelectronics N.V.'s current operating margin is 2.7%. 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 STMicroelectronics N.V.'s business trajectory between earnings reports.