Latest Ratios: P/E Ratio -17.5x · EV/EBITDA N/A · ROE -29.4%. (2020–2025 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 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Market Cap | $1.7B | $227M | — | — | — | — |
| Enterprise Value | $1.6B | $88M | — | — | — | — |
| P/E Ratio → | -17.54 | — | — | — | — | — |
| P/S Ratio | 23.63 | 3.14 | — | — | — | — |
| P/B Ratio | 3.94 | 1.40 | — | — | — | — |
| P/FCF | — | — | — | — | — | — |
| P/OCF | — | — | — | — | — | — |
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 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| EV / Revenue | — | 1.21 | — | — | — | — |
| EV / EBITDA | — | — | — | — | — | — |
| EV / EBIT | — | — | — | — | — | — |
| EV / FCF | — | — | — | — | — | — |
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 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Gross Margin | 35.4% | 35.4% | 31.9% | 29.7% | 33.8% | 42.3% |
| Operating Margin | -56.7% | -56.7% | -53.4% | -78.3% | -27.6% | -39.7% |
| Net Profit Margin | -50.3% | -50.3% | -52.1% | -76.8% | -27.8% | -49.5% |
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| ROE | -29.4% | -29.4% | -54.7% | -68.0% | -28.0% | -27.3% |
| ROA | -25.2% | -25.2% | -44.9% | -56.7% | -24.7% | -25.3% |
| ROIC | -127.0% | -127.0% | -104.0% | -80.3% | -41.7% | -55.6% |
| ROCE | -31.9% | -31.9% | -53.4% | -68.5% | -27.3% | -21.6% |
Solvency and debt-coverage ratios — lower is generally safer
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Debt / Equity | 0.00 | 0.00 | 0.01 | 0.02 | — | — |
| Debt / EBITDA | — | — | — | — | — | — |
| Net Debt / Equity | — | -0.86 | -0.70 | -0.44 | -0.29 | -0.70 |
| Net Debt / EBITDA | — | — | — | — | — | — |
| Debt / FCF | — | — | — | — | — | — |
| Interest Coverage | — | — | — | — | — | -4.42 |
Net cash position: cash ($140M) exceeds total debt ($678000)
Short-term solvency ratios and asset-utilisation metrics
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Current Ratio | 8.72 | 8.72 | 7.56 | 4.94 | 6.68 | 15.59 |
| Quick Ratio | 7.84 | 7.84 | 6.28 | 3.28 | 4.40 | 14.36 |
| Cash Ratio | 7.31 | 7.31 | 5.18 | 2.12 | 1.75 | 10.70 |
| Asset Turnover | — | 0.39 | 0.73 | 0.90 | 0.87 | 0.51 |
| Inventory Turnover | 2.76 | 2.76 | 3.45 | 2.15 | 1.79 | 3.95 |
| Days Sales Outstanding | — | 36.67 | 49.91 | 68.36 | 82.97 | 78.73 |
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 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Dividend Yield | — | — | — | — | — | — |
| Payout Ratio | — | — | — | — | — | — |
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Earnings Yield | — | — | — | — | — | — |
| FCF Yield | — | — | — | — | — | — |
| Buyback Yield | 0.0% | 0.0% | — | — | — | — |
| Total Shareholder Yield | 0.0% | 0.0% | — | — | — | — |
| Shares Outstanding | — | $8M | $14M | $10M | $249M | $14M |
Persistent Operating Cash Burn
According to current market data, Ambiq trades at a P/S multiple of 23.63, which appears to price in significant future growth potential that remains disconnected from the company's current negative earnings profile and the broader semiconductor sector's valuation norms for similar IoT-focused hardware providers.
The elevated P/S ratio suggests that investors are valuing the firm as a high-growth AI software entity rather than a cyclical semiconductor manufacturer. This valuation implies an aggressive expectation for margin expansion that may not materialize if the company remains trapped in a high-cost, low-volume manufacturing cycle.
Based on reported financial figures, Ambiq's ROIC has consistently remained in negative territory, reaching -31.5% in 2026Q1, which indicates that the company is currently destroying shareholder value through its heavy investment in proprietary subthreshold technology that has yet to achieve sufficient commercial scale.
The persistent negative returns on capital suggest that the firm's R&D-heavy business model is not yet generating the necessary operating leverage to offset its fixed costs. Investors should monitor whether the transition to the Atomiq platform can eventually drive a positive inflection in capital productivity.
As reported in recent quarterly filings, Ambiq's cash conversion cycle reached 108 days in 2026Q1, a figure that reflects significant friction in inventory management and suggests that the company's supply chain is not yet optimized for the rapid turnover required in the consumer wearable market.
The high days-in-inventory, which peaked at 152 days in 2025Q1, highlights a potential mismatch between production planning and actual market demand. This inefficiency ties up critical liquidity that could otherwise be deployed toward R&D or market expansion efforts.
According to the latest balance sheet, Ambiq maintains a current ratio of 11.70, providing a substantial cushion that appears to insulate the firm from immediate insolvency risks despite the ongoing cash burn associated with its aggressive R&D and manufacturing scaling requirements.
While the high liquidity ratio is a positive indicator of solvency, it is largely a function of recent capital infusions rather than operational cash generation. This suggests that the company's long-term viability remains contingent on its ability to reach cash-flow break-even before the current capital buffer is exhausted.
The most commonly misapplied metric for Ambiq is the Price-to-Sales ratio, which obscures the company's structural inability to convert revenue into gross profit due to the high costs associated with its specialized subthreshold manufacturing and testing processes.
Analysts should prioritize Gross Margin and Free Cash Flow over top-line revenue multiples to better assess the firm's progress toward a sustainable business model. Relying on P/S ignores the reality that each additional dollar of revenue currently carries a significant burden of variable and fixed costs.
Includes 30+ ratios · 5 years · Updated daily
DCF models, multiple analysis, and analyst estimates.
10-year return with dividends reinvested.
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Compare growth, multiples, and margins vs sector.
Quick answers to the most common questions about buying AMBQ stock.
Ambiq Micro, Inc.'s current P/E ratio is -17.5x. This places it at the 50th percentile of its historical range.
Ambiq Micro, Inc.'s return on equity (ROE) is -29.4%. The historical average is -41.5%.
Based on historical data, Ambiq Micro, Inc. is trading at a P/E of -17.5x. This is at the 50th percentile of its historical P/E range. Compare with industry peers and growth rates for a complete picture.
Ambiq Micro, Inc. has 35.4% gross margin and -56.7% operating margin.