Latest Ratios: P/E Ratio -0.5x · EV/EBITDA N/A · ROE N/A. (2018–2025 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 |
|---|---|---|---|---|---|---|---|---|---|
| Market Cap | $1.0B | $3.0B | $1.0B | $138M | $92M | $396M | $1.0B | — | — |
| Enterprise Value | $1.3B | $3.2B | $1.3B | $278M | $256M | $405M | $899M | — | — |
| P/E Ratio → | -0.54 | — | — | — | — | — | — | — | — |
| P/S Ratio | 9.08 | 26.17 | 66.03 | 8.45 | 5.16 | 86.13 | 4657.41 | — | — |
| P/B Ratio | — | — | — | — | — | 12.21 | 8.44 | — | — |
| 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 | FY 2018 |
|---|---|---|---|---|---|---|---|---|---|
| EV / Revenue | — | 28.21 | 81.80 | 16.95 | 14.30 | 88.02 | 4107.18 | — | — |
| 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 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 |
|---|---|---|---|---|---|---|---|---|---|
| Gross Margin | -125.9% | -125.9% | -533.5% | -448.3% | -755.1% | -910.9% | -2415.5% | -1579.8% | — |
| Operating Margin | -225.5% | -225.5% | -1122.6% | -933.8% | -1234.4% | -2930.1% | -17661.6% | -5409.7% | — |
| Net Profit Margin | -849.1% | -849.1% | -4394.9% | -1401.3% | -1282.2% | -2701.5% | -32257.1% | -16024.8% | — |
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 |
|---|---|---|---|---|---|---|---|---|---|
| ROE | — | — | — | — | — | -162.1% | -304.3% | — | -2427.4% |
| ROA | -169.3% | -169.3% | -307.0% | -156.5% | -166.6% | -80.8% | -93.4% | -565.7% | -189.4% |
| ROIC | — | — | — | -384.2% | -458.3% | -487.9% | -3509.9% | -8081.9% | — |
| ROCE | -55.0% | -55.0% | -109.2% | -178.0% | -238.6% | -102.1% | -151.7% | — | -1384.1% |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Debt / Equity | — | — | — | — | — | 3.50 | 0.01 | — | 2.94 |
| Debt / EBITDA | — | — | — | — | — | — | — | — | — |
| Net Debt / Equity | — | — | — | — | — | 0.27 | -1.00 | — | -1.74 |
| Net Debt / EBITDA | — | — | — | — | — | — | — | — | — |
| Debt / FCF | — | — | — | — | — | — | — | — | — |
| Interest Coverage | -40.70 | -40.70 | -5.89 | -2.59 | -11.40 | -22.88 | -1.97 | -0.60 | — |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Current Ratio | 4.94 | 4.94 | 2.77 | 2.01 | 0.91 | 4.77 | 9.38 | 0.07 | 0.58 |
| Quick Ratio | 4.44 | 4.44 | 2.26 | 1.73 | 0.53 | 4.33 | 9.36 | 0.07 | 0.52 |
| Cash Ratio | 4.20 | 4.20 | 1.14 | 1.14 | 0.28 | 3.50 | 8.97 | 0.01 | 0.43 |
| Asset Turnover | — | 0.13 | 0.06 | 0.09 | 0.17 | 0.03 | 0.00 | 0.04 | — |
| Inventory Turnover | 3.65 | 3.65 | 3.01 | 5.26 | 6.59 | 3.58 | 25.74 | — | 11.46 |
| Days Sales Outstanding | — | 101.57 | 939.00 | 457.51 | 77.14 | 268.95 | — | 3227.60 | — |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Dividend Yield | — | — | — | — | — | — | — | — | — |
| Payout Ratio | — | — | — | — | — | — | — | — | — |
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 |
|---|---|---|---|---|---|---|---|---|---|
| Earnings Yield | — | — | — | — | — | — | — | — | — |
| FCF Yield | — | — | — | — | — | — | — | — | — |
| Buyback Yield | 0.0% | 0.0% | 0.1% | 0.5% | 1.1% | 0.1% | 0.0% | — | — |
| Total Shareholder Yield | 0.0% | 0.0% | 0.1% | 0.5% | 1.1% | 0.1% | 0.0% | — | — |
| Shares Outstanding | — | $261M | $212M | $127M | $62M | $53M | $49M | $59M | $0 |
Includes 30+ ratios · 8 years · Updated daily
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10-year return with dividends reinvested.
Compare growth, multiples, and margins vs sector.
Quick answers to the most common questions about buying EOSE stock.
Eos Energy Enterprises, Inc.'s current P/E ratio is -0.5x. This places it at the 50th percentile of its historical range.
Based on historical data, Eos Energy Enterprises, Inc. is trading at a P/E of -0.5x. This is at the 50th percentile of its historical P/E range. Compare with industry peers and growth rates for a complete picture.
Eos Energy Enterprises, Inc. has -125.9% gross margin and -225.5% operating margin.
Key Metrics
Top Statement Risk
Persistent negative gross margins
Metrics are mathematically derived from official filings.
Gross Margin Deeply Negative Despite Scaling
According to the latest quarterly data, EOSE's gross margin improved to -71.0% in 2026Q2 from -111.2% in 2025Q3, but still implies a $0.71 loss per dollar of revenue, indicating sub-scale production costs.
The improvement in gross margin from -111.2% to -71.0% over three quarters suggests some progress in cost absorption, yet the magnitude remains extreme, implying that the cost to produce each unit still far exceeds its selling price. Operating margin at -121.9% in 2026Q2 indicates that SG&A and R&D expenses are scaling with revenue rather than being absorbed, as operating losses widened to -$83.8M despite a 631% revenue surge. This suggests that the company has not achieved the economies of scale necessary for profitability, and investors should monitor whether automation under Project Resilience can reverse this trend.
Working Capital Cycle Compresses but Remains Elevated
Based on reported figures, EOSE's cash conversion cycle improved dramatically from 805 days in 2024Q4 to 77 days in 2026Q2, driven by a sharp reduction in DSO from 779 to 85 days, yet still indicates significant capital tied up in receivables.
The compression in the cash conversion cycle from 805 days to 77 days over six quarters reflects a shift from pre-revenue to commercial operations, but the absolute level remains high, suggesting that EOSE is still extending significant credit to customers. DSO of 85 days in 2026Q2, while down from 779 days, implies that receivables are collected slowly, potentially straining liquidity given the negative operating cash flow. The DPO of 71 days indicates that EOSE is leveraging supplier credit, but the negative FCF margin of -157% suggests that working capital improvements have not yet translated into cash generation.
Liquidity Cushion Masks Underlying Cash Burn
As reported in the balance sheet, EOSE's current ratio stood at 3.26 in 2026Q2, with quick ratio at 2.68, providing a short-term cushion, but cash and equivalents fell to $349.1M from $602.6M in 2025Q4, indicating rapid depletion.
The current ratio above 3 suggests that EOSE has sufficient short-term assets to cover liabilities, but the sharp decline in cash from $602.6M to $349.1M in two quarters implies a burn rate that could exhaust liquidity within a few quarters if not replenished. The quick ratio of 2.68 indicates that inventory is not a major liquidity concern, but the negative operating cash flow of -$72.6M in 2026Q2 suggests that the company is relying on external financing to sustain operations. Investors should monitor the pace of cash consumption against the company's ability to raise capital, as the current cushion may be temporary.
Debt-Fueled Scaling Raises Solvency Concerns
According to the balance sheet data, EOSE's total debt climbed to $640.8M in 2026Q2 from $210.1M in 2024Q1, while equity deteriorated to -$317.6M, implying a debt-to-equity ratio that is not calculable but signals high leverage.
The increase in total debt to $640.8M, coupled with negative equity, indicates that the company is funding its scaling through debt and accumulated losses, which raises solvency risk. Interest coverage of 8.33 in 2026Q2 appears positive, but this is likely due to non-cash gains in net income, as operating losses remain around -$80M per quarter. The reliance on debt, including a potential DOE loan, suggests that EOSE is leveraging government-backed financing to fund automation, but the persistent negative gross margins imply that the company may struggle to service this debt from operations.
Valuation Premium Reflects Speculative Growth
Based on the peer context, EOSE trades at a P/S of 10.19, significantly higher than peers like Stem (P/S not shown) and Energy Vault (P/S not shown), implying the market is pricing in substantial future growth despite negative margins.
EOSE's P/S multiple of 10.19 is elevated relative to its revenue base, suggesting that investors are paying a premium for the company's 631% revenue growth and potential in the long-duration storage market. Compared to peers like Flux Power and CBAK Energy, which have negative P/E ratios, EOSE's valuation appears to be based on future expectations rather than current profitability. The negative net margin of -849.1% on a TTM basis indicates that the company is far from profitability, and the valuation premium may be justified only if the company can achieve significant margin expansion and scale.
Gross Margin Misapplied as a Profitability Gauge
The most commonly misapplied ratio for EOSE is gross margin, as its deeply negative value in early quarters reflects sub-scale production and one-time costs, obscuring the potential for improvement as automation scales.
While gross margin is a standard profitability metric, for EOSE it is distorted by the transition from manual to automated manufacturing, with under-absorbed overhead inflating costs. The improvement from -111.2% to -71.0% suggests that the metric is moving in the right direction, but it may not yet reflect the true unit economics of the Znyth battery. Investors should instead focus on the trend in gross margin per unit and the contribution margin, which would exclude fixed overhead and provide a clearer picture of variable cost efficiency. Additionally, the cash conversion cycle and FCF margin are more indicative of the company's ability to sustain operations than gross margin alone.