AZZ Inc. (AZZ) Spending and interest coverage
- R&D / revenue · 12 months: Value (m); Formula and calculation Research and development expense / revenue. Period ending 2026-05-31..
- Stock-based compensation / revenue · 12 months: Value 0.81%; Formula and calculation Share-based compensation / revenue. Period ending 2026-05-31..
- Interest coverage · 12 months: Value 5.63×; Formula and calculation Operating income ÷ reported interest expense..
Spending and interest coverage
Overview →Financial period ending 2026-05-31; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| R&D / revenue · 12 months | (m) | Research and development expense / revenue. Period ending 2026-05-31. Calculation unavailable: missing inputs remain (m). |
| Stock-based compensation / revenue · 12 months | 0.81% | Share-based compensation / revenue. Period ending 2026-05-31. $13.53M ÷ $1.68B × 100 ≈ 0.81% |
| Interest coverage · 12 months | 5.63× | Operating income ÷ reported interest expense. $272.10M ÷ $48.35M ≈ 5.63× |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Research and development spending | (m) | |
| Revenue | 1.68B USD | Revenue from Contract with Customer, Excluding Assessed Tax |
| Stock-based compensation | 13.53M USD | Share-based Payment Arrangement, Noncash Expense |
| Operating income | 272.10M USD | Operating Income (Loss) |
| Interest expense · reported / estimated | 48.35M USD | Interest Expense · Estimated expense assumptions |
Latest interest expense basis: Reported. Estimated values carry *; expand each history row’s basis for its dated balances and rate assumptions.
Calculated history
Changes compare with the next older row (previous quarter), unless explicitly labeled otherwise. Rolling 12-month growth compares two successive quarter-end rolling totals; it is not year-over-year growth.
| Period ending | Research and development spending (USD) | Revenue (USD) | Stock-based compensation (USD) | Operating income (USD) | Interest expense · reported / estimated (USD) | R&D / revenue | SBC / revenue | Interest coverage | Interest expense basis |
|---|---|---|---|---|---|---|---|---|---|
| 2026-05-31 | (m) | $1.68B | $13.53M | $272.10M | $48.35M | (m) | 0.81% | 5.63× | Reported |
| 2026-02-28 | (m) | $1.65B | $14.83M | $264.62M | $55.65M | (m) | 0.90% | 4.76× | Reported |
| 2025-11-30 | (m) | $1.62B | $13.92M | $247.92M | $61.81M | (m) | 0.86% | 4.01× | Reported |
| 2025-08-31 | (m) | $1.59B | $15.24M | $236.98M | $68.83M | (m) | 0.96% | 3.44× | Reported |
| 2025-05-31 | (m) | $1.59B | $15.81M | $236.16M | $77.07M | (m) | 1.00% | 3.06× | Reported |
| 2025-02-28 | (m) | $1.58B | $13.26M | $236.36M | $81.28M | (m) | 0.84% | 2.91× | Reported |
| 2024-11-30 | (m) | $1.59B | $14.55M | $238.20M | $88.64M | (m) | 0.91% | 2.69× | Reported |
| 2024-08-31 | (m) | $1.57B | $12.94M | $232.49M | $95.27M | (m) | 0.82% | 2.44× | Reported |
| 2024-05-31 | (m) | $1.56B | $10.14M | $225.85M | $101.13M | (m) | 0.65% | 2.23× | Reported |
| 2024-02-29 | (m) | $1.54B | $9.51M | $221.60M | $107.06M | (m) | 0.62% | 2.07× | Reported |
| 2023-11-30 | (m) | $1.51B | $7.45M | $215.52M | $109.39M | (m) | 0.49% | 1.97× | Reported |
| 2023-08-31 | (m) | $1.50B | $7.63M | $208.09M | $109.66M | (m) | 0.51% | 1.90× | Reported |
| 2023-05-31 | (m) | $1.51B | $8.29M | $211.22M | $110.03M | (m) | 0.55% | 1.92× | Reported |
| 2023-02-28 | (m) | $1.32B | $8.38M | $173.64M | $88.80M | (m) | 0.63% | 1.96× | Reported |
| 2022-11-30 | (m) | $1.49B | $10.04M | $188.11M | $63.12M | (m) | 0.67% | 2.98× | Reported |
| 2022-08-31 | (m) | $1.26B | $9.54M | $164.00M | $38.62M | (m) | 0.76% | 4.25× | Reported |
| 2022-05-31 | (m) | $987.24M | $9.64M | $122.54M | $12.17M | (m) | 0.98% | 10.07× | Reported |
| 2022-02-28 | (m) | $902.66M | $9.45M | $113.34M | $6.39M | (m) | 1.05% | 17.72× | Reported |
| 2021-11-30 | (m) | $873.64M | $8.10M | $106.11M | $7.35M | (m) | 0.93% | 14.43× | Reported |
| 2021-08-31 | (m) | $868.53M | $7.93M | $103.89M | $8.00M | (m) | 0.91% | 12.99× | Reported |
| 2021-05-31 | (m) | $855.45M | $7.38M | $78.01M | $8.71M | (m) | 0.86% | 8.96× | Reported |
| 2021-02-28 | (m) | $838.92M | $7.33M | $61.61M | $9.65M | (m) | 0.87% | 6.39× | Reported |
| 2020-11-30 | (m) | $888.65M | $7.16M | $35.57M | $10.41M | (m) | 0.81% | 3.42× | Reported |
| 2020-08-31 | (m) | $953.17M | $7.29M | $41.13M | $11.44M | (m) | 0.76% | 3.60× | Reported |
| 2020-05-31 | (m) | $985.99M | $6.71M | $62.69M | $12.51M | (m) | 0.68% | 5.01× | Reported |
| 2020-02-29 | (m) | $1.06B | $6.29M | $79.34M | $13.46M | (m) | 0.59% | 5.89× | Reported |
| 2019-11-30 | (m) | $1.02B | $6.23M | $100.00M | $13.86M | (m) | 0.61% | 7.21× | Reported |
| 2019-08-31 | (m) | $967.38M | $4.09M | $89.34M | $14.29M | (m) | 0.42% | 6.25× | Reported |
| 2019-05-31 | (m) | $953.97M | $4.65M | $84.23M | $14.72M | (m) | 0.49% | 5.72× | Reported |
| 2019-02-28 | (m) | $927.09M | $4.66M | $76.96M | $14.97M | (m) | 0.50% | 5.14× | Reported |
| 2018-11-30 | (m) | $925.20M | $4.65M | $72.85M | $15.13M | (m) | 0.50% | 4.81× | Reported |
| 2018-08-31 | (m) | $893.84M | $6.38M | $51.64M | $14.92M | (m) | 0.71% | 3.46× | Reported |
| 2018-05-31 | (m) | $867.38M | $6.29M | $51.92M | $14.34M | (m) | 0.72% | 3.62× | Reported |
| 2018-02-28 | (m) | $810.43M | $6.12M | $48.25M | $13.86M | (m) | 0.76% | 3.48× | Reported |
| 2017-11-30 | (m) | $794.04M | (m) | $60.24M | $13.84M | (m) | (m) | 4.35× | Reported |
| 2017-08-31 | (m) | $820.18M | $6.07M | $85.93M | $13.99M | (m) | 0.74% | 6.14× | Reported |
| 2017-05-31 | (m) | $824.81M | $5.95M | $85.76M | $14.17M | (m) | 0.72% | 6.05× | Reported |
| 2017-02-28 | (m) | $858.93M | $5.87M | $98.36M | $14.73M | (m) | 0.68% | 6.68× | Reported |
| 2016-11-30 | (m) | $882.78M | $5.45M | $104.76M | $14.70M | (m) | 0.62% | 7.13× | Reported |
| 2016-08-31 | (m) | $897.77M | $5.21M | $112.38M | $14.79M | (m) | 0.58% | 7.60× | Reported |
| 2016-05-31 | (m) | $916.97M | $4.88M | $123.91M | $15.23M | (m) | 0.53% | 8.13× | Reported |
| 2016-02-29 | (m) | $903.19M | $4.54M | $122.29M | $15.15M | (m) | 0.50% | 8.07× | Reported |
| 2015-11-30 | (m) | $867.89M | $4.23M | $118.81M | $15.64M | (m) | 0.49% | 7.60× | Reported |
| 2015-08-31 | (m) | $850.28M | $3.96M | $115.33M | $16.00M | (m) | 0.47% | 7.21× | Reported |
| 2015-05-31 | (m) | $829.45M | $3.71M | $111.86M | $16.20M | (m) | 0.45% | 6.91× | Reported |
| 2015-02-28 | (m) | $816.69M | $4.08M | $106.83M | $16.56M | (m) | 0.50% | 6.45× | Reported |
| 2014-11-30 | (m) | $815.39M | $4.06M | $142.58M | $17.19M | (m) | 0.50% | 8.29× | Reported |
| 2014-08-31 | (m) | $788.31M | $3.83M | $134.90M | $17.71M | (m) | 0.49% | 7.62× | Reported |
| 2014-05-31 | (m) | $784.68M | $3.24M | $141.67M | $18.14M | (m) | 0.41% | 7.81× | Reported |
| 2014-02-28 | (m) | $751.72M | $3.70M | $137.85M | $18.41M | (m) | 0.49% | 7.49× | Reported |
| 2013-11-30 | (m) | $711.10M | $3.35M | $135.21M | $17.01M | (m) | 0.47% | 7.95× | Reported |
| 2013-08-31 | (m) | $663.02M | $3.25M | $135.44M | $15.63M | (m) | 0.49% | 8.66× | Reported |
| 2013-05-31 | (m) | $626.63M | $3.18M | $131.31M | $14.21M | (m) | 0.51% | 9.24× | Reported |
| 2013-02-28 | (m) | $570.59M | $3.18M | $122.03M | $13.07M | (m) | 0.56% | 9.34× | Reported |
| 2012-11-30 | (m) | $553.83M | $3.05M | (m) | $13.29M | (m) | 0.55% | (m) | Reported |
| 2012-08-31 | (m) | $520.65M | $3.04M | (m) | $13.57M | (m) | 0.58% | (m) | Reported |
| 2012-05-31 | (m) | $481.92M | $2.97M | (m) | $13.81M | (m) | 0.62% | (m) | Reported |
| 2012-02-29 | (m) | $469.11M | $2.93M | (m) | $13.94M | (m) | 0.62% | (m) | Reported |
| 2011-11-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-08-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-05-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-02-28 | (m) | $380.65M | $3.15M | (m) | $7.73M | (m) | 0.83% | (m) | Reported |
| 2010-11-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-08-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-02-28 | (m) | $357.03M | $2.31M | (m) | $6.84M | (m) | 0.65% | (m) | Reported |
(m) means missing inputs. Historical market-based ratios use the saved close on or immediately before period ending and that period’s reported shares; current quotes are not substituted. Five-year projections repeat historical CAGR, not analyst forecasts.
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