Surf Air Mobility Inc. (SRFM) — Defensive Interval Ratio
Surf Air Mobility Inc. (SRFM) has a Defensive Interval Ratio of 21 days as of September 2025. Defensive assets of $5.04 Million (cash $-, short-term investments $-, receivables $5.04 Million) cover 21 days of daily cash needs of $241.44K/day. Check Surf Air Mobility Inc. tangible book value ratio to evaluate the tangible quality of the company's equity base.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
Surf Air Mobility Inc. Defensive Interval Ratio (2020–2024)
This chart shows how Surf Air Mobility Inc.'s Defensive Interval Ratio has evolved across 5 annual periods from 2020 to 2024. As of September 2025, the ratio stands at 21 days, meaning defensive assets of $5.04 Million can fund 21 days of operations without new revenue. Also explore Surf Air Mobility Inc. (SRFM) equity growth momentum to track the company's year-over-year net asset growth rate.
Annual Defensive Interval Ratio for Surf Air Mobility Inc. (2020–2024)
The table below presents the year-by-year Defensive Interval Ratio for Surf Air Mobility Inc. from 2020 to 2024, covering 5 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 market cap of Surf Air Mobility Inc..
| Year | DIR (days) | Defensive Assets (USD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2024 | 17 days | $4.26 Million | $245.51K/day | $- | $- | ▲ +4 days |
| 2023 | 13 days | $4.96 Million | $383.87K/day | $- | $- | ▲ +12 days |
| 2022 | 1 days | $161.00K | $157.25K/day | $- | $- | ▲ +1 days |
| 2021 | 0 days | $15.00K | $152.26K/day | $- | $- | ▼ -1 days |
| 2020 | 1 days | $161.00K | $119.38K/day | $- | $- | — |