Purple Biotech (PPBT) — Defensive Interval Ratio
Purple Biotech (PPBT) has a Defensive Interval Ratio of 40 days as of December 2025. Defensive assets of $856.99K (cash $-, short-term investments $856.99K, receivables $-) cover 40 days of daily cash needs of $21.24K/day. See how liquid is Purple Biotech's working capital to evaluate short-term liquidity relative to the company's equity base.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
Purple Biotech Defensive Interval Ratio (2013–2025)
This chart shows how Purple Biotech's Defensive Interval Ratio has evolved across 13 annual periods from 2013 to 2025. As of December 2025, the ratio stands at 40 days, meaning defensive assets of $856.99K can fund 40 days of operations without new revenue. See PPBT equity financing ratio to measure how much of total assets are equity-financed.
Annual Defensive Interval Ratio for Purple Biotech (2013–2025)
The table below presents the year-by-year Defensive Interval Ratio for Purple Biotech from 2013 to 2025, covering 13 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 PPBT market cap overview.
| Year | DIR (days) | Defensive Assets (USD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2025 | 40 days | $856.99K | $21.24K/day | $- | $856.99K | ▼ -88 days |
| 2024 | 128 days | $1.40 Million | $10.92K/day | $- | $1.12 Million | ▲ +81 days |
| 2023 | 47 days | $923.00K | $19.68K/day | $- | $923.00K | ▼ -837 days |
| 2022 | 883 days | $17.08 Million | $19.34K/day | $- | $17.08 Million | ▼ -2235 days |
| 2021 | 3118 days | $36.31 Million | $11.64K/day | $- | $36.31 Million | ▼ -2426 days |
| 2020 | 5544 days | $47.06 Million | $8.49K/day | $- | $46.56 Million | ▲ +5183 days |
| 2019 | 361 days | $3.50 Million | $9.71K/day | $- | $2.01 Million | ▲ +111 days |
| 2018 | 249 days | $2.26 Million | $9.08K/day | $- | $1.52 Million | ▼ -64 days |
| 2017 | 313 days | $3.49 Million | $11.15K/day | $- | $3.49 Million | ▼ -1995 days |
| 2016 | 2308 days | $8.05 Million | $3.49K/day | $- | $7.90 Million | ▲ +2270 days |
| 2015 | 38 days | $124.00K | $3.28K/day | $- | $- | ▼ -118 days |
| 2014 | 155 days | $420.00K | $2.70K/day | $- | $- | ▲ +144 days |
| 2013 | 11 days | $38.00K | $3.44K/day | $- | $- | — |