Persistent negative free cash flow, which reached an outflow of $20.4 million in 2026Q1, highlights a structural inability to self-fund operations through current revenue streams.
| Cash from Operations | -65.86M | -73.39M | -63.9M | -58.26M | -33.82M | -25.44M | -9.99M | -8.59M |
| Operating CF Margin % | - | -337.49% | -317.29% | -334.64% | -286.91% | -938.05% | -475.27% | -377.47% |
| Operating CF Growth % | -78.72% | -14.86% | -9.68% | -72.25% | -32.96% | -154.53% | -16.35% | - |
| Net Income | -91.29M | -93.41M | -96.52M | -65.55M | -9.55M | 18.09M | -14.38M | -9.21M |
| Depreciation & Amortization | 19.96M | 19.79M | 17.36M | 12.73M | 5.92M | 2.36M | 2.07M | 1.44M |
| Stock-Based Compensation | 9.87M | 8.99M | 11.97M | 10.37M | 8.67M | 2.71M | 182K | 118.52K |
| Deferred Taxes | 0 | 0 | 0 | 0 | -227K | -25K | 118K | 134.64K |
| Other Non-Cash Items | -1.85M | 1.71M | -393K | -15.69M | -44.01M | -48.28M | 2.52M | 3.96K |
| Working Capital Changes | -2.55M | -10.47M | 3.68M | -121K | 5.38M | -302K | -506K | -1.08M |
| Change in Receivables | -9.28M | -7.21M | 160K | 288K | -1.01M | -552K | -4K | 146.89K |
| Change in Inventory | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -146.89K |
| Change in Payables | 5.43M | 1.42M | 1.27M | 1.81M | -1.11M | 778K | -120K | -6.73K |
| Cash from Investing | -142.68M | -19.9M | 64.2M | 42.5M | -429.99M | -88.88M | -1.06M | -3.11M |
| Capital Expenditures | -9.53M | -10.21M | -15.94M | -34.51M | -58.79M | -12.62M | -1.02M | -3.12M |
| CapEx % of Revenue | 50.66% | 46.94% | 79.16% | 198.23% | 498.72% | 465.23% | 48.5% | 137.14% |
| Acquisitions | 0 | 0 | -656K | 0 | 498K | 0 | 0 | 0 |
| Investments | - | - | - | - | - | - | - | - |
| Other Investing | -375K | -853K | -5.97M | -556K | -498K | -381K | -40K | 9.33K |
| Cash from Financing | 210.59M | 89.48M | -9.43M | 173K | 485K | 622.8M | 5.39M | 5.89M |
| Debt Issued (Net) | 35K | -284K | -427K | -369K | -263K | 2.28M | 5.37M | 5.88M |
| Equity Issued (Net) | 599K | 1.41M | -8.66M | 434K | 0 | 129.54M | 0 | 0 |
| Dividends Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Share Repurchases | -3.59M | -3.59M | -9.07M | 0 | 0 | 0 | 0 | 0 |
| Other Financing | 209.96M | 88.36M | -342K | 108K | 748K | 490.98M | 23K | 7.82K |
| Net Change in Cash | 2.06M | -3.81M | -9.12M | -15.59M | -463.32M | 508.47M | -5.66M | -5.81M |
| Free Cash Flow | -74.9M | -83.6M | -80.28M | -93.33M | -92.62M | -38.44M | -11.05M | -11.71M |
| FCF Margin % | -398.34% | -384.43% | -398.62% | -536.07% | -785.63% | -1417.33% | -525.68% | -514.61% |
| FCF Growth % | 1.61% | -4.14% | 13.98% | -0.77% | -140.95% | -247.7% | 5.6% | - |
| FCF per Share | -344.70 | -0.45 | -0.45 | -0.52 | -0.53 | -0.23 | -0.16 | -0.07 |
| FCF Conversion (FCF/Net Income) | 0.82x | 0.79x | 0.66x | 0.89x | 3.54x | -1.41x | 0.70x | 0.93x |
| Interest Paid | -8K | 0 | 46K | 84K | 42K | 144K | 351K | 56.87K |
| Taxes Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Liquidity and commercialization timeline
As reported in financial statements, SLDP exhibits a persistent disconnect between net income and operating cash flow, with OCF/NI ratios frequently exceeding 1.0, suggesting that non-cash expenses and working capital volatility are significantly obscuring the true underlying cash burn required to sustain the company's R&D-heavy business model.
The recurring gap between net income and operating cash flow indicates that accounting losses do not fully capture the cash-intensive nature of the firm's pilot-scale operations. Investors should monitor this divergence, as it suggests that the company's reported profitability metrics are heavily influenced by non-cash items like stock-based compensation and depreciation rather than operational efficiency.
Based on recent SEC filings, SLDP's free cash flow trajectory remains deeply negative, with quarterly outflows consistently ranging between $11.7 million and $33.3 million, highlighting a structural inability to self-fund operations through current milestone-based revenue streams while maintaining its aggressive technical development roadmap for solid-state battery technology.
The consistent negative FCF margins underscore the company's reliance on external capital to bridge the gap between prototype development and commercial-scale production. This trajectory appears unsustainable without a significant shift toward recurring revenue or a substantial reduction in the current burn rate, which warrants further investigation by stakeholders.
According to the company's reported figures, capital expenditure as a percentage of revenue has fluctuated wildly from 2.1% to over 100%, reflecting the lumpy nature of investing in specialized pilot-scale production equipment rather than a steady, predictable maintenance cycle typical of mature industrial manufacturing firms.
The high variability in CapEx/Revenue ratios suggests that the company is still in a phase of heavy infrastructure investment, which may be sensitive to the timing of specific technical milestones. This capital intensity appears to be a primary driver of cash depletion, and investors should monitor whether future equipment needs can be offset by partner-funded initiatives.
As indicated by quarterly data, working capital changes have swung from a $10.1 million inflow to an $11.2 million outflow, demonstrating that the company's cash position is highly sensitive to the timing of milestone payments and inventory management inherent in its early-stage electrolyte production business model.
This volatility in working capital suggests that the company's liquidity is subject to the timing of project-based receipts, which may not always align with the firm's immediate cash needs. Such fluctuations may indicate operational challenges in managing the supply chain for sulfide-based materials, potentially complicating short-term cash flow forecasting.
Quick answers to the most common questions about buying SLDP stock.
Solid Power, Inc. (SLDP) generated $-73.4M in net cash from operating activities in 2025. This reflects the cash generated directly from core business operations.
Solid Power, Inc. (SLDP) reported negative free cash flow of $83.6M in 2025, indicating capital requirements exceeded cash from operations.
Solid Power, Inc. (SLDP) spent $10.2M on capital expenditures in 2025. CapEx represents the cash invested in physical assets like property, plant, and equipment to maintain or grow the business.
In 2025, Solid Power, Inc. (SLDP) spent $3.6M on share repurchases. This shows the company's commitment to returning capital to its equity investors.