Castle Biosciences Inc (CSTL) — Defensive Interval Ratio
Castle Biosciences Inc (CSTL) has a Defensive Interval Ratio of 1798 days as of March 2026. Defensive assets of $240.19 Million (cash $-, short-term investments $197.92 Million, receivables $42.26 Million) cover 1798 days of daily cash needs of $133.59K/day. See CSTL working capital efficiency to evaluate short-term liquidity relative to the company's equity base.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
Castle Biosciences Inc Defensive Interval Ratio (2017–2025)
This chart shows how Castle Biosciences Inc's Defensive Interval Ratio has evolved across 9 annual periods from 2017 to 2025. As of March 2026, the ratio stands at 1798 days, meaning defensive assets of $240.19 Million can fund 1798 days of operations without new revenue. See debt-free asset ratio of Castle Biosciences Inc to measure how much of total assets are equity-financed.
Annual Defensive Interval Ratio for Castle Biosciences Inc (2017–2025)
The table below presents the year-by-year Defensive Interval Ratio for Castle Biosciences Inc from 2017 to 2025, covering 9 annual filings. Each row shows defensive assets, daily cash need, the DIR in days, and the change in days compared to the prior year. For live market cap and the full company financial profile, see CSTL stock market capitalisation.
| Year | DIR (days) | Defensive Assets (USD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2025 | 1202 days | $226.16 Million | $188.16K/day | $- | $182.78 Million | ▼ -458 days |
| 2024 | 1660 days | $224.64 Million | $135.32K/day | $- | $173.42 Million | ▲ +262 days |
| 2023 | 1398 days | $182.56 Million | $130.59K/day | $- | $144.26 Million | ▼ -210 days |
| 2022 | 1608 days | $159.15 Million | $98.98K/day | $- | $135.68 Million | ▲ +1354 days |
| 2021 | 253 days | $17.28 Million | $68.18K/day | $- | $0.00 | ▲ +30 days |
| 2020 | 223 days | $12.76 Million | $57.19K/day | $- | $- | ▼ -127 days |
| 2019 | 350 days | $14.65 Million | $41.89K/day | $- | $- | ▼ -305 days |
| 2018 | 655 days | $12.09 Million | $18.46K/day | $- | $0.00 | ▲ +330 days |
| 2017 | 325 days | $4.65 Million | $14.30K/day | $- | $0.00 | — |