Sono-Tek Corp (SOTK) — Defensive Interval Ratio
Sono-Tek Corp (SOTK) has a Defensive Interval Ratio of 827 days as of November 2025. Defensive assets of $10.74 Million (cash $-, short-term investments $6.32 Million, receivables $4.41 Million) cover 827 days of daily cash needs of $12.98K/day. Check SOTK tangible net worth ratio to evaluate the tangible quality of the company's equity base.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
Sono-Tek Corp Defensive Interval Ratio (1989–2025)
This chart shows how Sono-Tek Corp's Defensive Interval Ratio has evolved across 37 annual periods from 1989 to 2025. As of November 2025, the ratio stands at 827 days, meaning defensive assets of $10.74 Million can fund 827 days of operations without new revenue. Also explore SOTK net asset momentum to track the company's year-over-year net asset growth rate.
Annual Defensive Interval Ratio for Sono-Tek Corp (1989–2025)
The table below presents the year-by-year Defensive Interval Ratio for Sono-Tek Corp from 1989 to 2025, covering 37 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 SOTK company net worth.
| Year | DIR (days) | Defensive Assets (USD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2025 | 604 days | $9.08 Million | $15.03K/day | $- | $6.73 Million | ▼ -13 days |
| 2024 | 616 days | $11.18 Million | $18.15K/day | $- | $9.71 Million | ▼ -34 days |
| 2023 | 650 days | $9.72 Million | $14.95K/day | $- | $8.09 Million | ▼ -34 days |
| 2022 | 684 days | $6.96 Million | $10.18K/day | $- | $5.87 Million | ▲ +143 days |
| 2021 | 541 days | $6.32 Million | $11.69K/day | $- | $4.56 Million | ▲ +90 days |
| 2020 | 451 days | $5.15 Million | $11.43K/day | $- | $4.22 Million | ▼ -91 days |
| 2019 | 541 days | $3.76 Million | $6.95K/day | $- | $2.37 Million | ▼ -346 days |
| 2018 | 887 days | $5.18 Million | $5.84K/day | $- | $4.41 Million | ▲ +7 days |
| 2017 | 880 days | $3.49 Million | $3.97K/day | $- | $2.34 Million | ▲ +238 days |
| 2016 | 642 days | $2.91 Million | $4.53K/day | $- | $1.70 Million | ▲ +182 days |
| 2015 | 460 days | $2.68 Million | $5.83K/day | $- | $1.65 Million | ▲ +159 days |
| 2014 | 302 days | $1.49 Million | $4.95K/day | $- | $630.79K | ▼ -342 days |
| 2013 | 644 days | $1.92 Million | $2.98K/day | $- | $975.91K | ▲ +407 days |
| 2012 | 237 days | $1.01 Million | $4.26K/day | $- | $253.99K | ▼ -45 days |
| 2011 | 282 days | $1.23 Million | $4.35K/day | $- | $249.10K | ▲ +45 days |
| 2010 | 237 days | $974.43K | $4.11K/day | $- | $- | ▼ -20 days |
| 2009 | 257 days | $801.29K | $3.12K/day | $- | $- | ▲ +9 days |
| 2008 | 248 days | $614.38K | $2.48K/day | $- | $- | ▼ -227 days |
| 2007 | 474 days | $946.83K | $2.00K/day | $- | $- | ▲ +66 days |
| 2006 | 408 days | $955.09K | $2.34K/day | $- | $- | ▲ +146 days |
| 2005 | 262 days | $813.70K | $3.11K/day | $- | $- | ▲ +37 days |
| 2004 | 224 days | $813.84K | $3.63K/day | $- | $- | ▲ +82 days |
| 2003 | 142 days | $375.04K | $2.64K/day | $- | $- | ▲ +23 days |
| 2002 | 119 days | $380.09K | $3.21K/day | $- | $- | ▲ +16 days |
| 2001 | 102 days | $593.61K | $5.80K/day | $- | $- | ▲ +12 days |
| 2000 | 91 days | $720.01K | $7.96K/day | $- | $- | ▼ -16 days |
| 1999 | 107 days | $260.00K | $2.44K/day | $- | $- | ▼ -237 days |
| 1998 | 344 days | $810.00K | $2.36K/day | $- | $- | ▲ +75 days |
| 1997 | 269 days | $530.00K | $1.97K/day | $- | $- | ▲ +39 days |
| 1996 | 230 days | $460.00K | $2.00K/day | $- | $- | ▲ +52 days |
| 1995 | 178 days | $380.00K | $2.14K/day | $- | $- | ▼ -153 days |
| 1994 | 330 days | $670.00K | $2.03K/day | $- | $- | ▲ +226 days |
| 1993 | 105 days | $370.00K | $3.53K/day | $- | $- | ▼ -99 days |
| 1992 | 204 days | $480.00K | $2.36K/day | $- | $- | ▲ +13 days |
| 1991 | 190 days | $240.00K | $1.26K/day | $- | $- | ▼ -772 days |
| 1990 | 962 days | $580.00K | $602.74/day | $- | $- | ▲ +93 days |
| 1989 | 869 days | $500.00K | $575.34/day | $- | $- | — |