Free cash flow remains deeply negative with quarterly outflows frequently exceeding $10 million, necessitating a reliance on external capital to sustain operations.
| Cash from Operations | -46.12M | -46.48B | -44.14M | -32.82M | -29.68M | -17.67M | -5.63M | -2.36M | -113.7K |
| Operating CF Margin % | - | -987781.56% | -1015.65% | -1351.61% | -7874.01% | -3533.6% | - | - | - |
| Operating CF Growth % | -23.43% | -105212.64% | -34.5% | -10.55% | -68.02% | -213.89% | -138.36% | -1976.87% | - |
| Net Income | -45.01M | -58.01B | -45.53M | -52.67M | -56.17M | -28.08M | -8.28M | -4.42M | -1.13M |
| Depreciation & Amortization | 429.44M | 872M | 1.17M | 2.5M | 1.94M | 4K | 0 | 0 | 0 |
| Stock-Based Compensation | 2.3B | 4.39B | 4.53M | 6.82M | 14.99M | 9.6M | 65K | 173.94K | 79.85K |
| Deferred Taxes | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Non-Cash Items | 23.91B | 6.27B | 119K | 4.85M | 653K | 0 | 459 | 0 | -205.06K |
| Working Capital Changes | -3.16M | -2.81M | -4.43M | 5.67M | 8.91M | 807K | 2.59M | 1.89M | 720.05K |
| Change in Receivables | -631K | -601K | 0 | -28K | 183K | -200K | 0 | 0 | 0 |
| Change in Inventory | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Change in Payables | 250K | -270K | 96K | 89K | -445K | -665K | 1.15M | 301.85K | 497.23K |
| Cash from Investing | -319K | -197M | -646K | -221K | -4.11M | -862K | 0 | 0 | 0 |
| Capital Expenditures | -319K | -197K | -296K | -221K | -908K | -862K | 0 | 0 | 0 |
| CapEx % of Revenue | 6.21% | 4.19% | 6.81% | 9.1% | 240.85% | 172.4% | - | - | - |
| Acquisitions | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Investments | - | - | - | - | - | - | - | - | - |
| Other Investing | 0 | -196.8M | -350K | 0 | -3.2M | 0 | 0 | 0 | 0 |
| Cash from Financing | 49.08M | 59.03B | 48.25M | 29.46M | 2.61M | 72.08M | 5.58M | 2.5M | 131.5K |
| Debt Issued (Net) | 0 | 360K | 18M | 10M | 0 | 0 | 0 | 0 | 0 |
| Equity Issued (Net) | 49.09M | 58.67M | 29.8M | 18.91M | 1.81M | 77.74M | 5.58M | 2.5M | 0 |
| Dividends Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Share Repurchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Financing | -7K | 58.97B | 451K | 551K | 804K | -5.66M | 0 | 0 | 131.5K |
| Net Change in Cash | 2.64M | 12.35B | 3.46M | -3.58M | -31.18M | 53.54M | -45.15K | 138.6K | 17.8K |
| Free Cash Flow | -46.44M | -46.48B | -44.79M | -33.04M | -30.59M | -18.53M | -5.63M | -2.36M | -113.7K |
| FCF Margin % | -904.56% | -987781.56% | -1030.51% | -1360.71% | -8114.85% | -3706% | - | - | - |
| FCF Growth % | -3.9% | -103693.6% | -35.56% | -7.99% | -65.1% | -229.21% | -138.36% | -1976.87% | - |
| FCF per Share | -0.46 | -455.97 | -0.89 | -0.79 | -0.85 | -0.51 | -0.15 | -0.06 | -0.00 |
| FCF Conversion (FCF/Net Income) | 1.03x | 801.33x | 0.97x | 0.62x | 0.53x | 0.63x | 0.68x | 0.53x | 0.10x |
| Interest Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Taxes Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Unsustainable cash burn rate
According to the provided financial data, Lucid Diagnostics exhibits a persistent divergence between net income and operating cash flow, with OCF/NI ratios fluctuating wildly, including a notable 2.38x in 2025Q2, which suggests that non-cash charges and working capital volatility significantly distort the company's underlying earnings quality.
The lack of a stable relationship between net income and operating cash flow indicates that the company's reported losses do not fully capture the cash-intensive nature of its diagnostic operations. Investors should monitor this gap, as it suggests that accrual-based accounting may be obscuring the true magnitude of the cash required to sustain the current laboratory footprint.
As reported in recent financial statements, Lucid Diagnostics has consistently generated negative free cash flow, with quarterly outflows frequently exceeding $10 million, indicating that the company's current commercialization strategy is not yet self-funding and remains entirely dependent on external capital to bridge the persistent operational deficit.
The consistent negative FCF trajectory highlights the absence of a path to self-sustainability under the current cost structure. The inability to narrow these outflows suggests that the company's expansion into test centers is currently a significant drain on liquidity rather than a driver of cash-generative growth.
Based on the quarterly cash flow statements, Lucid Diagnostics has experienced erratic working capital changes, including a $1.7 million outflow in 2026Q1, which suggests that the company struggles to manage the timing of cash collections relative to the operational expenses required to support its diagnostic testing volume.
These fluctuations in working capital likely reflect the inherent difficulties in the claims-to-cash cycle for out-of-network diagnostic services. The recurring negative impact on cash flow implies that the company is effectively financing its customers' reimbursement delays, which adds further pressure to an already strained liquidity position.
As indicated by the historical cash flow data, the company's reported operating cash flow is frequently bolstered by non-cash adjustments, including stock-based compensation and depreciation, which masks the true economic cost of maintaining the laboratory infrastructure required to support the EsoGuard testing platform.
The reliance on these adjustments warrants further investigation into the actual cash cost of operations versus the accounting figures presented. It appears that the company's cash burn is structurally higher than the headline operating cash flow figures suggest, as these non-cash items do not alleviate the need for actual capital to fund ongoing laboratory operations.
Quick answers to the most common questions about buying LUCD stock.
Lucid Diagnostics Inc. (LUCD) generated $-46485.0M in net cash from operating activities in 2025. This reflects the cash generated directly from core business operations.
Lucid Diagnostics Inc. (LUCD) reported negative free cash flow of $46.48B in 2025, indicating capital requirements exceeded cash from operations.
Lucid Diagnostics Inc. (LUCD) spent $0.2M on capital expenditures in 2025. CapEx represents the cash invested in physical assets like property, plant, and equipment to maintain or grow the business.