Tons Lightology (4972) — Defensive Interval Ratio
Tons Lightology (4972) has a Defensive Interval Ratio of 571 days as of December 2025. Defensive assets of NT$516.89 Million (cash NT$-, short-term investments NT$356.91 Million, receivables NT$159.98 Million) cover 571 days of daily cash needs of NT$905.22K/day. See how liquid is Tons Lightology'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
Tons Lightology Defensive Interval Ratio (2017–2025)
This chart shows how Tons Lightology's Defensive Interval Ratio has evolved across 9 annual periods from 2017 to 2025. As of December 2025, the ratio stands at 571 days, meaning defensive assets of NT$516.89 Million can fund 571 days of operations without new revenue. See Tons Lightology balance sheet independence to measure how much of total assets are equity-financed.
Annual Defensive Interval Ratio for Tons Lightology (2017–2025)
The table below presents the year-by-year Defensive Interval Ratio for Tons Lightology 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 4972 company net worth.
| Year | DIR (days) | Defensive Assets (TWD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2025 | 571 days | NT$516.89 Million | NT$905.22K/day | NT$- | NT$356.91 Million | ▲ +86 days |
| 2024 | 485 days | NT$650.11 Million | NT$1.34 Million/day | NT$- | NT$432.50 Million | ▼ -157 days |
| 2023 | 642 days | NT$871.78 Million | NT$1.36 Million/day | NT$- | NT$571.62 Million | ▼ -315 days |
| 2022 | 956 days | NT$444.05 Million | NT$464.33K/day | NT$- | NT$325.01 Million | ▲ +321 days |
| 2021 | 635 days | NT$444.29 Million | NT$699.41K/day | NT$- | NT$273.31 Million | ▼ -77 days |
| 2020 | 712 days | NT$432.47 Million | NT$607.36K/day | NT$- | NT$283.53 Million | ▲ +111 days |
| 2019 | 601 days | NT$345.91 Million | NT$575.58K/day | NT$- | NT$191.65 Million | ▲ +159 days |
| 2018 | 441 days | NT$313.32 Million | NT$709.72K/day | NT$- | NT$152.24 Million | ▼ -34 days |
| 2017 | 475 days | NT$309.22 Million | NT$650.73K/day | NT$- | NT$148.03 Million | — |