Castle Biosciences Inc (CSTL) — Financial Flexibility Index
Castle Biosciences Inc (CSTL) has a Financial Flexibility Index of 0.26x as of June 2026. Free cash flow of $23.85 Million (operating CF $15.20 Million minus capex $8.65 Million) represents 0% of total liabilities ($91.15 Million). Check Castle Biosciences Inc (CSTL) total reinvestment rate to assess the company's total reinvestment commitment from operating cash flow.
Financial Flexibility Index
Free Cash Flow
Total Liabilities
Capital Expenditures
Castle Biosciences Inc Financial Flexibility Index (2017–2025)
Historical Financial Flexibility Index trend for Castle Biosciences Inc across 9 annual periods. For the full cash flow conversion analysis, see CSTL cash generation efficiency.
Annual Financial Flexibility Index for Castle Biosciences Inc (2017–2025)
Year-by-year free cash flow to debt coverage for Castle Biosciences Inc. Explore Castle Biosciences Inc cash flow to debt ratio to assess how comfortably operating cash covers total debt obligations.
| Year | Flexibility Index | Free Cash Flow (USD) | Operating CF | Total Liabilities | YoY Change |
|---|---|---|---|---|---|
| 2025 | 0.93x | $100.37 Million | $64.35 Million | $107.68 Million | ▼ -24.6% |
| 2024 | 1.24x | $93.19 Million | $64.87 Million | $75.40 Million | ▲ +859.6% |
| 2023 | 0.13x | $8.00 Million | $-5.63 Million | $62.07 Million | ▲ +117.2% |
| 2022 | -0.75x | $-36.02 Million | $-41.66 Million | $48.18 Million | ▼ -145.2% |
| 2021 | -0.30x | $-15.50 Million | $-18.98 Million | $50.83 Million | ▼ -149.3% |
| 2020 | 0.62x | $14.62 Million | $9.87 Million | $23.64 Million | ▲ +169.3% |
| 2019 | 0.23x | $7.95 Million | $7.01 Million | $34.63 Million | ▲ +162.0% |
| 2018 | -0.37x | $-12.02 Million | $-12.29 Million | $32.47 Million | ▲ +24.1% |
| 2017 | -0.49x | $-11.74 Million | $-12.23 Million | $24.09 Million | — |