CASTLE BIOSCIENCES INC
Financial highlights
| Metric | FY December 31, 2025 | FY December 31, 2024 | FY December 31, 2023 | FY December 31, 2022 | FY December 31, 2021 |
|---|---|---|---|---|---|
| Revenue | $344.2M | $332.1M | $219.8M | $137.0M | $94.1M |
| Operating income | -$42.8M | $8.7M | -$68.0M | -$72.9M | -$40.1M |
| Cost of revenue | $71.0M | $60.2M | $45.0M | $32.0M | $15.8M |
| Cash from operations | $64.3M | $64.9M | -$5.6M | -$41.7M | -$19.0M |
| Capital expenditure | $36.0M | $28.3M | $13.6M | $5.6M | $3.5M |
| Free cash flow | $28.3M | $36.5M | -$19.2M | -$47.3M | -$22.5M |
| Impairments | $0 | $0 | $0 | $0 | $0 |
| Total assets | $578.6M | $531.2M | $453.3M | $447.3M | $462.6M |
| Total liabilities | $107.7M | $75.4M | $62.1M | $48.2M | $50.8M |
| Total debt | $10.2M | $10.2M | — | — | — |
Shares outstanding 30.3M · Free float 95.0%
Annual filing data through FY ended December 31, 2025; float as of July 13, 2026.