Latest Ratios: P/E Ratio 108.3x · EV/EBITDA 85.6x · ROE 18.4%. (2002–2025 historical series)
Price-based multiples — how expensive the stock is relative to earnings, sales, book value, and cash flow
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Market Cap | $67.8B | $43.8B | $28.9B | $30.8B | $17.1B | $23.6B | $17.2B | $8.1B | $5.2B | $4.9B | $3.4B |
| Enterprise Value | $66.8B | $42.7B | $28.2B | $30.2B | $16.8B | $23.4B | $16.9B | $8.0B | $5.0B | $4.8B | $3.3B |
| P/E Ratio → | 108.28 | 71.09 | 16.17 | 72.01 | 39.07 | 97.69 | 104.64 | 74.80 | 49.26 | 74.91 | 65.02 |
| P/S Ratio | 24.31 | 15.69 | 13.09 | 16.89 | 9.53 | 19.56 | 20.39 | 12.97 | 8.90 | 10.40 | 8.84 |
| P/B Ratio | 18.89 | 12.40 | 9.19 | 15.01 | 10.25 | 18.99 | 17.81 | 10.53 | 8.10 | 9.38 | 7.97 |
| P/FCF | 101.82 | 65.73 | 44.99 | 52.98 | 91.04 | 105.11 | 81.15 | 68.16 | 43.60 | 71.96 | 48.59 |
| P/OCF | 80.92 | 52.24 | 36.65 | 48.20 | 69.32 | 73.83 | 64.29 | 37.66 | 36.66 | 36.59 | 31.86 |
P/E links to full P/E history page with 30-year chart
Enterprise-value multiples — capital-structure-neutral measures of total business value
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EV / Revenue | — | 15.31 | 12.79 | 16.61 | 9.37 | 19.40 | 20.00 | 12.70 | 8.61 | 10.22 | 8.55 |
| EV / EBITDA | 85.62 | 54.78 | 49.01 | 57.94 | 29.82 | 80.50 | 94.83 | 67.92 | 39.84 | 51.47 | 48.05 |
| EV / EBIT | 91.62 | 55.74 | 49.26 | 59.78 | 32.03 | 86.09 | 101.30 | 75.94 | 43.43 | 61.19 | 61.26 |
| EV / FCF | — | 64.11 | 43.94 | 52.08 | 89.51 | 104.26 | 79.59 | 66.74 | 42.15 | 70.74 | 47.00 |
Margins and return-on-capital ratios measuring operating efficiency
Full margin charts and quarterly trend are on the Earnings History page
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Gross Margin | 55.2% | 55.2% | 55.3% | 56.1% | 58.4% | 56.8% | 55.2% | 55.2% | 55.4% | 54.8% | 54.3% |
| Operating Margin | 26.1% | 26.1% | 24.4% | 26.5% | 29.4% | 21.7% | 18.8% | 16.3% | 19.5% | 16.4% | 14.0% |
| Net Profit Margin | 22.1% | 22.1% | 81.0% | 23.5% | 24.4% | 20.0% | 19.5% | 17.3% | 18.1% | 13.8% | 13.6% |
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ROE | 18.4% | 18.4% | 68.8% | 23.0% | 30.1% | 21.9% | 18.9% | 15.4% | 18.1% | 13.7% | 13.2% |
| ROA | 15.8% | 15.8% | 59.1% | 19.0% | 24.0% | 17.3% | 15.2% | 12.4% | 14.6% | 11.2% | 11.2% |
| ROIC | 22.2% | 22.2% | 20.2% | 24.8% | 32.4% | 23.3% | 19.3% | 14.4% | 18.8% | 15.3% | 13.7% |
| ROCE | 20.4% | 20.4% | 19.5% | 24.1% | 33.4% | 21.7% | 16.6% | 13.1% | 17.5% | 14.8% | 12.9% |
Solvency and debt-coverage ratios — lower is generally safer
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Debt / Equity | 0.01 | 0.01 | 0.01 | 0.00 | 0.00 | — | 0.00 | 0.00 | — | — | — |
| Debt / EBITDA | 0.03 | 0.03 | 0.03 | 0.01 | 0.00 | — | 0.02 | 0.02 | — | — | — |
| Net Debt / Equity | — | -0.30 | -0.21 | -0.25 | -0.17 | -0.15 | -0.34 | -0.22 | -0.27 | -0.16 | -0.26 |
| Net Debt / EBITDA | -1.38 | -1.38 | -1.17 | -1.00 | -0.51 | -0.65 | -1.86 | -1.45 | -1.37 | -0.88 | -1.63 |
| Debt / FCF | — | -1.61 | -1.05 | -0.90 | -1.53 | -0.84 | -1.56 | -1.43 | -1.45 | -1.22 | -1.59 |
| Interest Coverage | — | — | — | — | — | — | — | — | — | — | — |
Net cash position: cash ($1.1B) exceeds total debt ($24M)
Short-term solvency ratios and asset-utilisation metrics
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Current Ratio | 5.91 | 5.91 | 5.31 | 7.74 | 5.36 | 4.96 | 5.73 | 6.67 | 7.22 | 6.93 | 7.24 |
| Quick Ratio | 4.38 | 4.38 | 3.89 | 6.11 | 3.66 | 3.81 | 4.66 | 5.37 | 5.53 | 5.40 | 5.89 |
| Cash Ratio | 3.40 | 3.40 | 2.93 | 4.72 | 2.80 | 3.19 | 4.05 | 4.64 | 4.69 | 4.62 | 5.07 |
| Asset Turnover | — | 0.67 | 0.61 | 0.75 | 0.87 | 0.76 | 0.70 | 0.66 | 0.73 | 0.72 | 0.76 |
| Inventory Turnover | 2.22 | 2.22 | 2.35 | 2.08 | 1.67 | 2.01 | 2.41 | 2.21 | 1.90 | 2.14 | 2.49 |
| Days Sales Outstanding | — | 41.28 | 38.45 | 50.11 | 40.12 | 38.22 | 35.12 | 35.63 | 38.23 | 31.49 | 33.32 |
Earnings, FCF, buyback, and dividend yields — total returns to shareholders
Full dividend history and growth charts are on the Dividend History page
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend Yield | 0.4% | 0.7% | 0.8% | 0.6% | 0.8% | 0.5% | 0.5% | 0.8% | 0.9% | 0.7% | 1.0% |
| Payout Ratio | 46.2% | 46.2% | 13.5% | 43.5% | 31.5% | 45.2% | 54.0% | 61.8% | 45.1% | 52.0% | 62.8% |
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Earnings Yield | 0.9% | 1.4% | 6.2% | 1.4% | 2.6% | 1.0% | 1.0% | 1.3% | 2.0% | 1.3% | 1.5% |
| FCF Yield | 1.0% | 1.5% | 2.2% | 1.9% | 1.1% | 1.0% | 1.2% | 1.5% | 2.3% | 1.4% | 2.1% |
| Buyback Yield | 0.0% | 0.0% | 2.2% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Total Shareholder Yield | 0.4% | 0.7% | 3.0% | 0.6% | 0.8% | 0.5% | 0.5% | 0.9% | 0.9% | 0.7% | 1.0% |
| Shares Outstanding | — | $48M | $49M | $49M | $48M | $48M | $47M | $46M | $45M | $44M | $42M |
Includes 30+ ratios · 24 years · Updated daily
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Quick answers to the most common questions about buying MPWR stock.
Monolithic Power Systems, Inc.'s current P/E ratio is 108.3x. The historical average is 59.1x. This places it at the 100th percentile of its historical range.
Monolithic Power Systems, Inc.'s current EV/EBITDA is 85.6x. This enterprise value multiple compares the company's total value (equity + debt - cash) to its EBITDA. The historical average is 41.1x.
Monolithic Power Systems, Inc.'s return on equity (ROE) is 18.4%. The historical average is -1.4%.
Based on historical data, Monolithic Power Systems, Inc. is trading at a P/E of 108.3x. This is at the 100th percentile of its historical P/E range. Compare with industry peers and growth rates for a complete picture.
Monolithic Power Systems, Inc.'s current dividend yield is 0.43% with a payout ratio of 46.2%.
Monolithic Power Systems, Inc. has 55.2% gross margin and 26.1% operating margin. Operating margin above 20% indicates strong pricing power and cost efficiency.
Monolithic Power Systems, Inc.'s Debt/EBITDA ratio is 0.0x, indicating low leverage. A ratio below 2x is generally considered financially healthy.
Key Metrics
Top Statement Risk
China revenue concentration and EPS volatility
Metrics are mathematically derived from official filings.
Premium Pricing for AI Power Growth
MPWR trades at 103x trailing earnings and 48x forward, per current multiples, implying the market expects sustained AI-driven growth; this premium is justified only if power content per server expands materially.
The forward P/E of 48.27 versus trailing 103.24 suggests the market is pricing in a sharp earnings inflection, consistent with the 47.6% revenue surge in 2026Q2. EV/EBITDA of 81.57 is far above analog peers like TXN and ADI, indicating investors are paying for a secular AI growth story rather than cyclical semiconductor value. The PEG of 3.50, however, flags that growth expectations may already be stretched, and any deceleration in AI capex could trigger multiple compression.
Margin Stability Amid Mix Shift
Gross margin held at 55.2% in 2026Q2, per reported financials, while operating margin expanded to 31.0% from 24.8% a year earlier, indicating operating leverage is driving profitability despite stable product margins.
The consistency of gross margin near 55% over ten quarters suggests the company's proprietary BCD process and design wins protect pricing power, even as revenue mix shifts toward computing and storage. Operating margin expansion from 20.9% in 2024Q1 to 31.0% in 2026Q2 reflects revenue growth outpacing fixed R&D and SG&A costs, a sign of scalable fab-lite operations. Net margin volatility, such as the 2.3% in 2024Q4, appears tied to non-operating items like tax benefits, so operating margin is the cleaner measure of earning power.
ROIC Inflection Signals Compounding
ROIC climbed from 4.5% in 2024Q1 to 8.3% in 2026Q2, per quarterly data, suggesting the company is beginning to generate meaningful returns on its expanding asset base, though still below its cost of capital.
The upward trajectory in ROIC, driven by margin expansion and asset turnover improvement from 0.18 to 0.21, indicates that recent investments in capacity and R&D are starting to pay off. However, ROIC remains modest relative to the company's growth premium, and the 2024Q4 spike to 5.9% was distorted by a one-time tax benefit, so investors should focus on the underlying trend. If ROIC continues to rise toward the mid-teens, it would validate the capital allocation strategy; otherwise, the high valuation may be at risk.
Working Capital Drag from Channel Dynamics
Cash conversion cycle lengthened to 127 days in 2026Q2 from 130 days a year earlier, per reported figures, driven by high inventory days of 134, reflecting deliberate stocking for AI demand and distributor sell-in timing.
DSO improved to 30 days from 44 days in 2024Q1, indicating better receivables collection, but DIO remains elevated at 134 days, up from 173 days in 2024Q1, suggesting inventory build-up to support rapid growth. The CCC of 127 days is high for a fabless company, and the volatility in working capital swings (from +$109M to -$149M) highlights the impact of distributor sell-in accounting. Investors should monitor channel inventory levels, as bloating could signal demand softening that is not yet visible in sell-in revenue.
Debt-Free Balance Sheet Provides Flexibility
MPWR eliminated total debt by 2026Q2, with D/E at zero, per balance sheet data, and interest coverage is not applicable, indicating a fortress balance sheet that can fund growth without refinancing risk.
The near-zero leverage, with D/EBITDA at 0.11 in 2025Q4 and now zero, contrasts sharply with peers like ENTG (D/E 0.98), giving MPWR strategic flexibility to invest through cycles. The absence of debt service obligations means the company is insulated from rising interest rates, and its $1.0B cash position provides a buffer against operational shocks. This conservative capital structure supports the 'fortress' balance sheet signal, though it also implies management is prioritizing organic growth over leverage-driven returns.
Ample Liquidity Buffers AI Expansion
Current ratio stands at 4.98 in 2026Q2, per reported data, with quick ratio at 3.62, indicating strong short-term solvency even if inventory becomes obsolete; cash reserves exceed $1B.
The current ratio, though down from 6.34 in 2024Q1, remains well above the 2x threshold, and the quick ratio of 3.62 shows that even without inventory, the company can cover current liabilities nearly four times over. This liquidity cushion is critical given the high inventory days and the need to fund capacity expansion for AI demand. The slight decline in the current ratio is likely due to increased capex and working capital investment, but the absolute level remains robust.
Misapplied Metric: P/E on Distorted Earnings
The trailing P/E of 103.24 is misleading because net income includes non-recurring tax benefits and stock-based compensation distortions, as seen in 2024Q4's 2.3% net margin; EV/EBITDA or P/FCF better capture earning power.
The market often uses P/E for semiconductor companies, but MPWR's earnings are volatile due to one-time items like the $1.4B net income spike in 2024Q4 and negative SBC adjustments. EV/EBITDA of 81.57, while still high, is more stable and reflects operating performance, and P/FCF of 97.07 highlights the cash generation gap. Investors should adjust for SBC and use forward EV/EBITDA to compare against peers, as the trailing P/E overstates the cost of the stock.