Last 24 quarters of trend data · Technology · Semiconductors
Quarterly valuation ratios — annualised for comparability. YoY Δ shows same-quarter-prior-year change.
Allegro MicroSystems, Inc.'s quarterly P/E stands at 150.6x. EV/EBITDA has compressed 28.4% YoY to 48.6x, reflecting multiple compression or accelerating EBITDA.
| Metric | TTM | Q3 '26 | Q2 '26 | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P/E Ratio → | -125.51 | 150.62 | 212.21 | — | — | — | — | — | — | 44.51 | 23.49 | 36.40 | 37.49 |
| — | — | — | — | — | — | — | — | — | +94.3% | +13.1% | -63.8% | -31.4% | |
| P/S Ratio | 12.51 | 5.46 | 6.46 | 7.75 | 5.94 | 5.76 | 6.14 | 8.18 | 5.41 | 5.77 | 5.65 | 7.91 | 8.68 |
| — | -5.3% | +5.2% | -5.2% | +9.7% | -0.2% | +8.5% | +3.5% | -37.7% | -2.0% | +29.2% | +67.0% | +27.5% | |
| P/B Ratio | 9.87 | 5.18 | 5.84 | 6.83 | 4.92 | 4.39 | 4.90 | 4.92 | 4.60 | 5.19 | 5.67 | 8.56 | 9.68 |
| — | +18.0% | +19.2% | +38.7% | +6.9% | -15.4% | -13.7% | -42.5% | -52.5% | -20.9% | +11.3% | +58.6% | +30.4% | |
| P/FCF | 413.06 | 30.32 | 99.42 | 30.92 | 76.50 | — | 206.23 | 58.83 | — | 38.59 | 100.26 | 532.03 | 134.95 |
| — | — | -51.8% | -47.4% | — | — | +105.7% | -88.9% | — | +4.0% | +231.7% | +1043.9% | +131.7% | |
| EV / EBITDA | 208.44 | 48.57 | 62.71 | 120.87 | 442.56 | 67.80 | 60.25 | 236.60 | 34.92 | 26.16 | 16.78 | 24.98 | 29.30 |
| — | -28.4% | +4.1% | -48.9% | +1167.4% | +159.2% | +258.9% | +847.2% | +19.2% | +46.9% | +23.8% | -31.3% | -5.0% | |
| EV / EBIT | — | 238.84 | 475.31 | — | — | 6814.46 | — | — | 58.21 | 36.99 | 20.00 | 30.84 | 32.94 |
| — | -96.5% | — | — | — | +18322.8% | — | — | +76.7% | +93.1% | +22.1% | -59.6% | -23.8% |
Quarterly margins and returns. Watch for margin compression across consecutive quarters.
Allegro MicroSystems, Inc.'s operating margin was 4.2% in Q3 2026, up 1.3 pp QoQ and up 4.2 pp YoY. This marks the 4th consecutive quarter of margin expansion, signaling a sustained improvement in operating efficiency. The trailing four-quarter average of -0.3% lags the current quarter, suggesting the recent improvement is above-trend.
| Metric | TTM | Q3 '26 | Q2 '26 | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gross Margin | 44.3% | 46.7% | 46.3% | 44.9% | 41.4% | 45.7% | 45.7% | 44.8% | 51.2% | 52.5% | 57.9% | 56.8% | 56.8% |
| — | +2.3% | +1.4% | +0.2% | -19.2% | -13.0% | -21.0% | -21.1% | -9.8% | -8.4% | +4.2% | +4.4% | +3.8% | |
| Operating Margin | -2.7% | 4.2% | 2.9% | -1.3% | -6.8% | -0.0% | 2.2% | -6.4% | 6.6% | 14.4% | 26.5% | 25.4% | 23.4% |
| — | +18182.3% | +34.2% | +78.8% | -203.6% | -100.2% | -91.8% | -125.1% | -71.8% | -45.5% | +5.1% | +275.6% | +55.1% | |
| Net Margin | -10.1% | 3.6% | 3.0% | -6.5% | -7.7% | -3.9% | -18.0% | -10.6% | -3.0% | 13.1% | 23.8% | 21.9% | 23.0% |
| — | +193.9% | +116.9% | +38.6% | -159.5% | -129.5% | -175.5% | -148.4% | -112.9% | -49.6% | +11.8% | +364.6% | +79.9% |
| Metric | TTM | Q3 '26 | Q2 '26 | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ROE | -7.1% | 0.9% | 0.7% | -1.4% | -1.6% | -0.7% | -3.3% | -1.6% | -0.6% | 3.0% | 6.2% | 6.1% | 6.7% |
| — | +218.4% | +121.2% | +9.6% | -152.8% | -124.5% | -153.3% | -125.8% | -109.4% | -60.4% | -3.7% | +346.2% | +86.0% | |
| ROA | -4.9% | 0.6% | 0.5% | -0.9% | -1.0% | -0.5% | -2.3% | -1.2% | -0.5% | 2.3% | 5.2% | 5.0% | 5.5% |
| — | +226.5% | +120.5% | +19.2% | -128.8% | -120.0% | -144.0% | -123.1% | -108.3% | -62.6% | -1.9% | +347.2% | +86.3% | |
| ROIC | -1.3% | 0.6% | 0.4% | -0.2% | -0.8% | -0.0% | 0.3% | -0.7% | 1.0% | 2.8% | 7.3% | 7.7% | 7.5% |
| — | +24430.8% | +57.7% | +73.7% | -183.7% | -100.1% | -96.4% | -108.8% | -86.7% | -67.1% | -12.1% | +252.3% | +61.2% |
Quarterly solvency trend — watch for debt spikes or covenant pressure.
Allegro MicroSystems, Inc.'s Debt/EBITDA ratio is 12.1x, down from 14.2x last quarter — elevated, raising questions about debt serviceability. The current ratio has weakened 25.7% YoY to 3.65x, tightening the short-term liquidity position. Debt/Equity has declined for 6 consecutive quarters, reflecting a deleveraging trend.
| Metric | TTM | Q3 '26 | Q2 '26 | Q1 '26 | Q4 '25 | Q3 '25 | Q2 '25 | Q1 '25 | Q4 '24 | Q3 '24 | Q2 '24 | Q1 '24 | Q4 '23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Debt / Equity | 0.40 | 0.33 | 0.34 | 0.36 | 0.40 | 0.43 | 0.45 | 0.20 | 0.24 | 0.24 | 0.04 | 0.05 | 0.04 |
| — | -21.6% | -24.4% | +78.6% | +62.7% | +75.1% | +975.5% | +349.6% | +452.7% | +441.5% | -12.8% | -15.0% | -21.9% | |
| Debt / EBITDA | 8.24 | 12.15 | 14.17 | 24.87 | 135.18 | 24.75 | 21.17 | 38.65 | 7.29 | 4.86 | 0.53 | 0.55 | 0.55 |
| — | -50.9% | -33.0% | -35.7% | +1753.3% | +409.7% | +3931.4% | +6982.6% | +1223.8% | +845.1% | -3.9% | -64.1% | -43.8% | |
| Current Ratio | 4.30 | 3.65 | 3.89 | 3.70 | 4.30 | 4.91 | 4.22 | 4.65 | 4.85 | 4.57 | 5.33 | 4.59 | 4.03 |
| — | -25.7% | -7.8% | -20.3% | -11.3% | +7.4% | -20.7% | +1.1% | +20.5% | +1.2% | +10.1% | -2.9% | -18.0% | |
| Quick Ratio | 2.66 | 2.39 | 2.48 | 2.26 | 2.66 | 3.00 | 2.80 | 2.98 | 3.48 | 3.19 | 4.04 | 3.46 | 3.11 |
| — | -20.3% | -11.5% | -24.0% | -23.4% | -6.2% | -30.7% | -13.9% | +11.7% | -12.4% | +1.8% | -12.1% | -23.8% | |
| Interest Coverage | -1.82 | 0.60 | 0.53 | -0.57 | -1.68 | 0.02 | -3.16 | -2.08 | 4.21 | 10.44 | 97.40 | 89.56 | 90.96 |
| — | — | — | — | — | — | — | — | — | — | — | — | — |
Includes 30+ ratios · 24 years · Updated daily
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Allegro MicroSystems, Inc.'s current P/E is -125.5x. The average P/E over the last 2 quarters is 181.4x. Quarterly P/E ratios can vary due to seasonal revenue patterns and one-time charges.
Allegro MicroSystems, Inc.'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 Allegro MicroSystems, Inc.'s business trajectory between earnings reports.