Research Frontiers Incorporated (REFR) — Defensive Interval Ratio
Research Frontiers Incorporated (REFR) has a Defensive Interval Ratio of 629 days as of March 2026. Defensive assets of $544.99K (cash $-, short-term investments $-, receivables $544.99K) cover 629 days of daily cash needs of $866.05/day. Check Research Frontiers Incorporated tangible equity quality to evaluate the tangible quality of the company's equity base.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
Research Frontiers Incorporated Defensive Interval Ratio (1993–2025)
This chart shows how Research Frontiers Incorporated's Defensive Interval Ratio has evolved across 31 annual periods from 1993 to 2025. As of March 2026, the ratio stands at 629 days, meaning defensive assets of $544.99K can fund 629 days of operations without new revenue. Also explore REFR net asset momentum to track the company's year-over-year net asset growth rate.
Annual Defensive Interval Ratio for Research Frontiers Incorporated (1993–2025)
The table below presents the year-by-year Defensive Interval Ratio for Research Frontiers Incorporated from 1993 to 2025, covering 31 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 Research Frontiers Incorporated market cap and net worth.
| Year | DIR (days) | Defensive Assets (USD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2025 | 501 days | $408.67K | $816.10/day | $- | $- | ▼ -392 days |
| 2024 | 893 days | $658.21K | $737.06/day | $- | $- | ▼ -427 days |
| 2023 | 1320 days | $1.00 Million | $760.08/day | $- | $- | ▲ +607 days |
| 2022 | 713 days | $589.60K | $827.02/day | $- | $0.00 | ▼ -3681 days |
| 2021 | 4394 days | $3.59 Million | $816.26/day | $- | $2.76 Million | ▲ +3428 days |
| 2020 | 966 days | $598.29K | $619.36/day | $- | $0.00 | ▲ +348 days |
| 2019 | 618 days | $656.06K | $1.06K/day | $- | $- | ▲ +68 days |
| 2018 | 550 days | $689.68K | $1.25K/day | $- | $- | ▼ -145 days |
| 2017 | 695 days | $597.44K | $859.58/day | $- | $0.00 | ▼ -1915 days |
| 2016 | 2610 days | $2.64 Million | $1.01K/day | $- | $1.52 Million | ▲ +405 days |
| 2015 | 2205 days | $2.83 Million | $1.28K/day | $- | $1.51 Million | ▲ +181 days |
| 2014 | 2024 days | $2.68 Million | $1.32K/day | $- | $1.50 Million | ▼ -11341 days |
| 2013 | 13365 days | $5.94 Million | $444.73/day | $- | $5.08 Million | ▲ +4720 days |
| 2012 | 8645 days | $5.74 Million | $664.09/day | $- | $5.05 Million | ▲ +6597 days |
| 2011 | 2048 days | $1.74 Million | $849.15/day | $- | $1.26 Million | ▲ +1604 days |
| 2010 | 444 days | $380.18K | $855.45/day | $- | $- | ▼ -1 days |
| 2009 | 445 days | $376.49K | $845.27/day | $- | $- | ▼ -1707 days |
| 2008 | 2153 days | $2.43 Million | $1.13K/day | $- | $2.30 Million | ▲ +2041 days |
| 2007 | 112 days | $101.03K | $900.27/day | $- | $- | ▲ +21 days |
| 2006 | 92 days | $65.00K | $709.63/day | $- | $- | ▲ +45 days |
| 2005 | 47 days | $40.00K | $851.92/day | $- | $- | ▼ -2 days |
| 2004 | 49 days | $62.42K | $1.28K/day | $- | $7.88K | ▼ -229 days |
| 2003 | 277 days | $167.77K | $605.05/day | $- | $7.88K | ▲ +91 days |
| 2002 | 186 days | $149.40K | $801.60/day | $- | $11.25K | ▼ -9484 days |
| 2001 | 9670 days | $7.29 Million | $753.38/day | $- | $7.08 Million | ▲ +5505 days |
| 2000 | 4165 days | $11.31 Million | $2.72K/day | $- | $11.31 Million | ▲ +3143 days |
| 1999 | 1022 days | $1.40 Million | $1.37K/day | $- | $1.20 Million | ▲ +840 days |
| 1996 | 183 days | $100.00K | $547.95/day | $- | $- | ▲ +0 days |
| 1995 | 183 days | $100.00K | $547.95/day | $- | $- | ▲ +0 days |
| 1994 | 183 days | $100.00K | $547.95/day | $- | $- | ▼ -913 days |
| 1993 | 1095 days | $5.70 Million | $5.21K/day | $- | $- | — |