Latest Ratios: P/E Ratio -7.8x · EV/EBITDA N/A · ROE -181.0%. (2019–2025 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 |
|---|---|---|---|---|---|---|---|---|
| Market Cap | $311M | $534M | $29M | $78M | $686M | $1.4B | — | — |
| Enterprise Value | $274M | $498M | $11M | $42M | $645M | $1.3B | — | — |
| P/E Ratio → | -7.75 | — | — | — | 10.55 | — | — | — |
| P/S Ratio | 585.91 | 1008.10 | 98.44 | 122.27 | 95.18 | 28622.06 | — | — |
| P/B Ratio | 10.04 | 19.62 | 2.44 | 1.17 | 8.74 | — | — | — |
| 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 2022 | FY 2021 | FY 2020 | FY 2019 |
|---|---|---|---|---|---|---|---|---|
| EV / Revenue | — | 939.69 | 37.98 | 65.94 | 89.48 | 26806.87 | — | — |
| EV / EBITDA | — | — | — | — | — | — | — | — |
| EV / EBIT | — | — | — | — | 12.03 | — | — | — |
| 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 2022 | FY 2021 | FY 2020 | FY 2019 |
|---|---|---|---|---|---|---|---|---|
| Gross Margin | -43.4% | -43.4% | -543.0% | -257.7% | 82.1% | -290.1% | — | — |
| Operating Margin | -6636.0% | -6636.0% | -8426.6% | -8516.9% | -722.4% | -360177.4% | — | — |
| Net Profit Margin | -6668.5% | -6668.5% | -18628.3% | -10998.9% | 902.3% | -567165.5% | — | — |
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 |
|---|---|---|---|---|---|---|---|---|
| ROE | -181.0% | -181.0% | -139.1% | -97.0% | 291.1% | — | -50.4% | 78.5% |
| ROA | -101.6% | -101.6% | -86.3% | -62.9% | 54.8% | -441.7% | -6.1% | 11.3% |
| ROIC | — | — | -149.9% | -120.2% | — | — | -18.4% | -157.6% |
| ROCE | -165.6% | -165.6% | -56.4% | -63.0% | -53.0% | -351.7% | -23.6% | -15.4% |
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 |
|---|---|---|---|---|---|---|---|---|
| Debt / Equity | 0.03 | 0.03 | 0.08 | 0.13 | 0.10 | — | 5.86 | 2.49 |
| Debt / EBITDA | — | — | — | — | — | — | — | — |
| Net Debt / Equity | — | -1.33 | -1.50 | -0.54 | -0.52 | — | 5.66 | -0.70 |
| Net Debt / EBITDA | — | — | — | — | — | — | — | — |
| Debt / FCF | — | — | — | — | — | — | — | -4.44 |
| Interest Coverage | -782.67 | -782.67 | -106.52 | -154.33 | 242.67 | -251.07 | -0.01 | 9.86 |
Net cash position: cash ($37M) exceeds total debt ($719000)
Short-term solvency ratios and asset-utilisation metrics
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 |
|---|---|---|---|---|---|---|---|---|
| Current Ratio | 2.69 | 2.69 | 1.94 | 3.22 | 2.38 | 5.29 | 0.06 | 1.35 |
| Quick Ratio | 2.69 | 2.69 | 1.94 | 3.22 | 2.38 | 5.16 | 0.06 | 1.58 |
| Cash Ratio | 2.48 | 2.48 | 1.53 | 1.66 | 2.06 | 5.10 | 0.02 | 1.11 |
| Asset Turnover | — | 0.01 | 0.01 | 0.01 | 0.06 | 0.00 | — | — |
| Inventory Turnover | — | — | — | — | — | 0.09 | — | — |
| Days Sales Outstanding | — | 2094.27 | 586.74 | 1834.70 | 388.53 | 6957.03 | — | — |
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 |
|---|---|---|---|---|---|---|---|---|
| Dividend Yield | — | — | — | — | — | — | — | — |
| Payout Ratio | — | — | — | — | — | — | — | — |
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 |
|---|---|---|---|---|---|---|---|---|
| Earnings Yield | — | — | — | — | 9.5% | — | — | — |
| FCF Yield | — | — | — | — | — | — | — | — |
| Buyback Yield | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | — | — |
| Total Shareholder Yield | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | — | — |
| Shares Outstanding | — | $14M | $5M | $5M | $5M | $3M | $2M | $2M |
Binary commercialization failure risk
Based on reported figures, Arqit trades at a P/S ratio of 716.44, a valuation multiple that appears disconnected from its $530,000 TTM revenue and suggests investors are pricing the equity as a binary option on future cryptographic standard adoption rather than current operational performance.
The extreme P/S multiple indicates that the market is not valuing the company on traditional fundamental metrics, but rather on the potential for its proprietary protocol to become a foundational security standard. This valuation warrants caution, as it implies a massive growth trajectory that remains unsupported by the current, highly concentrated, and nascent revenue base.
As reported in financial statements, the company's gross margin of -43.40% and operating margin of -6636.04% highlight a fundamental inability to cover direct service costs or corporate overhead, suggesting that the current business model is not yet optimized for scalable, profitable software delivery.
The persistent negative margins suggest that Arqit is currently operating in a pre-commercial phase where the costs of maintaining its infrastructure and engineering talent far exceed the revenue generated from pilot projects. Investors should monitor whether the company can transition to a high-margin SaaS model, as the current cost structure appears unsustainable without significant scale.
According to recent SEC filings, Arqit's asset turnover ratio remains near zero at 0.02, reflecting a lack of meaningful revenue generation relative to its asset base and indicating that the company's capital is currently tied up in non-productive R&D rather than revenue-generating operations.
The extremely low asset turnover, combined with high DSO figures, suggests that the company struggles to convert its pilot-based engagements into timely cash inflows. This inefficiency implies that the business model is currently more akin to a research laboratory than a commercial software enterprise, which may continue to pressure liquidity.
Based on reported figures, the company's current ratio of 4.88 appears superficially healthy, yet this liquidity is rapidly being eroded by a consistent cash burn, as evidenced by the decline in total assets from $143.2 million in 2022Q2 to $36.2 million in 2026Q2.
While the current ratio suggests an ability to meet short-term obligations, the rapid depletion of the asset base indicates that the company is consuming its capital reserves to fund ongoing operations. This trend suggests that the company may face future liquidity constraints if it cannot achieve a self-sustaining revenue model before its cash runway is exhausted.
Data from recent filings suggests that the P/S ratio is the most commonly misapplied metric for Arqit, as it obscures the company's lack of recurring revenue and treats project-based pilot income as if it were a stable, scalable software-as-a-service revenue stream.
Investors should instead focus on 'Pilot-to-Production' conversion rates and cash burn duration, as these metrics provide a more accurate picture of the company's commercial viability. Relying on P/S multiples in this context may lead to an overestimation of the company's current market position and its ability to generate future cash flows.
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Quick answers to the most common questions about buying ARQQ stock.
Arqit Quantum Inc.'s current P/E ratio is -7.8x. The historical average is 10.6x.
Arqit Quantum Inc.'s return on equity (ROE) is -181.0%. The historical average is -16.3%.
Based on historical data, Arqit Quantum Inc. is trading at a P/E of -7.8x. Compare with industry peers and growth rates for a complete picture.
Arqit Quantum Inc. has -43.4% gross margin and -6636.0% operating margin.