Basis: Trailing twelve months (TTM). Source: stored company filings and market data; unavailable inputs remain N/A.
Is the interest coverage ratio high or low?
The interest coverage ratio of 30.16x is 10% above its 5-year average of 27.39x, around the middle of its 5-year range (13.40x–50.80x).
13.04% below its 12-month average of 34.68x.
Reported quarterly interest coverage; no daily interpolation. Q3 FY2026 (2026-05-31): 50.80x.
INTEREST COVERAGE RATIO
30.16x
INTEREST COVERAGE RATIO AVG TTM
34.68x
INTEREST COVERAGE RATIO AVG 3Y
24.81x
INTEREST COVERAGE RATIO AVG 5Y
27.39x
INTEREST COVERAGE RATIO AVG 10Y
29.11x
INTEREST COVERAGE RATIO AVG 15Y
38.31x
INTEREST COVERAGE RATIO AVG 20Y
N/A
CURRENT VS TTM AVG
-13.04%
CURRENT VS 3Y AVG
+21.58%
CURRENT VS 5Y AVG
+10.11%
CURRENT VS 10Y AVG
+3.60%
CURRENT VS 15Y AVG
-21.27%
CURRENT VS 20Y AVG
N/A
SECTOR MEDIAN · BASIC MATERIALS
9.13x
median of 52 covered companies
CURRENT VS SECTOR MEDIAN
+230.52%
vs the sector median at left
WD-40 Company
Market Cap
$2.71B
Interest Coverage Ratio
30.16x
TTM Avg
34.68x
3Y Avg
24.81x
5Y Avg
27.39x
Market Cap
$2.55B
Interest Coverage Ratio
2.09x
TTM Avg
5.73x
3Y Avg
12.93x
5Y Avg
16.50x
Market Cap
$3.24B
Interest Coverage Ratio
N/A
TTM Avg
200.68x
3Y Avg
164.44x
5Y Avg
140.10x
Market Cap
$2.03B
Interest Coverage Ratio
4.80x
TTM Avg
4.70x
3Y Avg
4.79x
5Y Avg
5.05x
Market Cap
$3.62B
Interest Coverage Ratio
9.25x
TTM Avg
6.79x
3Y Avg
5.65x
5Y Avg
9.10x
Market Cap
$4.30B
Interest Coverage Ratio
2.15x
TTM Avg
2.99x
3Y Avg
2.64x
5Y Avg
2.54x
Market Cap
$948.87M
Interest Coverage Ratio
51.25x
TTM Avg
44.67x
3Y Avg
59.46x
5Y Avg
59.46x
Market Cap
$775.79M
Interest Coverage Ratio
N/A
TTM Avg
N/A
3Y Avg
N/A
5Y Avg
N/A
Market Cap
$6.15B
Interest Coverage Ratio
2.87x
TTM Avg
5.28x
3Y Avg
10.98x
5Y Avg
11.08x
| NAME | MARKET CAP | INTEREST COVERAGE RATIO | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| WD-40 Company (WDFC) | $2.71B | 30.16x | 34.68x | 24.81x | 27.39x |
| Endeavour Silver Corp. (EXK)vs › | $2.55B | 2.09x | 5.73x | 12.93x | 16.50x |
| United States Lime & Minerals, Inc. (USLM)vs › | $3.24B | N/A | 200.68x | 164.44x | 140.10x |
| Minerals Technologies Inc. (MTX)vs › | $2.03B | 4.80x | 4.70x | 4.79x | 5.05x |
| Aris Mining Corporation (ARIS)vs › | $3.62B | 9.25x | 6.79x | 5.65x | 9.10x |
| Griffon Corporation (GFF)vs › | $4.30B | 2.15x | 2.99x | 2.64x | 2.54x |
| Avino Silver & Gold Mines Ltd. (ASM)vs › | $948.87M | 51.25x | 44.67x | 59.46x | 59.46x |
| Lightwave Logic, Inc. (LWLG)vs › | $775.79M | N/A | N/A | N/A | N/A |
| Builders FirstSource, Inc. (BLDR)vs › | $6.15B | 2.87x | 5.28x | 10.98x | 11.08x |
| The Mosaic Company (MOS)vs › | $7.00B | 4.82x | 3.76x | 10.74x | 9.60x |
Interest Coverage
30.2x
Debt/Equity
0.41
Current Ratio
2.65
Formula: Interest Coverage = EBIT / Interest Expense
Reference ranges:
Note: Interest coverage should be compared with historical interest expense, operating income, and industry capital structure.
Interest Coverage = EBIT / Interest Expense
The interest coverage ratio measures operating earnings relative to interest expense.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
| DATE | INTEREST COVERAGE RATIO |
|---|---|
| 2026-05-31 | 50.80x |
| 2026-02-28 | 13.40x |
| 2025-11-30 | 35.89x |
| 2025-08-31 | 42.46x |
| 2025-05-31 | 30.85x |
| 2025-02-28 | 22.80x |
| 2024-11-30 | 28.78x |
| 2024-08-31 | 25.29x |
| 2024-05-31 | 22.99x |
| 2024-02-29 | 20.77x |
| 2023-11-30 | 21.10x |
| 2023-08-31 | 17.26x |
| 2023-05-31 | 16.07x |
| 2023-02-28 | 14.75x |
| 2022-11-30 | 15.98x |
| 2022-08-31 | 23.27x |
| 2022-05-31 | 28.38x |
| 2022-02-28 | 40.36x |
| 2021-11-30 | 38.81x |
| 2021-08-31 | 20.79x |
| 2021-05-31 | 44.42x |
| 2021-02-28 | 33.86x |
| 2020-11-30 | 49.81x |
| 2020-08-31 | 39.17x |
| 2020-05-31 | 25.47x |
| 2020-02-29 | 30.67x |
| 2019-11-30 | 33.27x |
| 2019-08-31 | 39.83x |
| 2019-05-31 | 40.92x |
| 2019-02-28 | 28.78x |
| 2018-11-30 | 23.10x |
| 2018-08-31 | 16.88x |
| 2018-05-31 | 18.53x |
| 2018-02-28 | 19.33x |
| 2017-11-30 | 20.38x |
| 2017-08-31 | 26.21x |
| 2017-05-31 | 29.74x |
| 2017-02-28 | 31.54x |
| 2016-11-30 | 31.10x |
| 2016-08-31 | 36.65x |
| 2016-05-31 | 43.11x |
| 2016-02-29 | 42.94x |
| 2015-11-30 | 46.09x |
| 2015-08-31 | 53.90x |
| 2015-05-31 | 47.73x |
| 2015-02-28 | 64.11x |
| 2014-11-30 | 53.04x |
| 2014-08-31 | 56.71x |
| 2014-05-31 | 56.35x |
| 2014-02-28 | 67.49x |
| 2013-11-30 | 77.99x |
| 2013-08-31 | 54.19x |
| 2013-05-31 | 82.19x |
| 2013-02-28 | 82.02x |
| 2012-11-30 | 126.92x |
| 2012-08-31 | 55.43x |
| 2012-05-31 | 82.64x |
| 2012-02-29 | 177.22x |
| 2011-11-30 | 42.56x |
| 2011-08-31 | 58.55x |
| 2011-05-31 | 42.75x |
| 2011-02-28 | 63.29x |
| 2010-11-30 | 41.37x |
| 2010-08-31 | 27.10x |
| 2010-05-31 | 32.45x |
| 2010-02-28 | 46.02x |
| 2009-11-30 | 30.12x |
| 2009-08-31 | 18.89x |
| 2009-05-31 | 18.69x |
| 2009-02-28 | 8.88x |
| 2008-11-30 | 17.30x |
