FEDERAL SIGNAL CORPORATION (FSS) Spending and interest coverage
- R&D / revenue · 12 months: Value (m); Formula and calculation Research and development expense / revenue. Period ending 2026-06-30..
- Stock-based compensation / revenue · 12 months: Value 0.61%; Formula and calculation Share-based compensation / revenue. Period ending 2026-06-30..
- Interest coverage · 12 months: Value 19.29×; Formula and calculation Operating income ÷ reported interest expense..
Spending and interest coverage
Overview →Financial period ending 2026-06-30; 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 2026-06-30. Calculation unavailable: missing inputs remain (m). |
| Stock-based compensation / revenue · 12 months | 0.61% | Share-based compensation / revenue. Period ending 2026-06-30. $15.00M ÷ $2.45B × 100 ≈ 0.61% |
| Interest coverage · 12 months | 19.29× | Operating income ÷ reported interest expense. $395.40M ÷ $20.50M ≈ 19.29× |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Research and development spending | (m) | |
| Revenue | 2.45B USD | Revenue from Contract with Customer, Excluding Assessed Tax |
| Stock-based compensation | 15.00M USD | Share-based Payment Arrangement, Noncash Expense |
| Operating income | 395.40M USD | Operating Income (Loss) |
| Interest expense · reported / estimated | 20.50M 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | (m) | $2.45B | $15.00M | $395.40M | $20.50M | (m) | 0.61% | 19.29× | Reported |
| 2026-03-31 | (m) | $2.34B | $15.30M | $374.90M | $18.00M | (m) | 0.65% | 20.83× | Reported |
| 2025-12-31 | (m) | $2.18B | $15.00M | $340.90M | $14.10M | (m) | 0.69% | 24.18× | Reported |
| 2025-09-30 | (m) | $2.06B | $15.10M | $327.50M | $12.40M | (m) | 0.73% | 26.41× | Reported |
| 2025-06-30 | (m) | $1.97B | $14.90M | $309.40M | $12.60M | (m) | 0.75% | 24.56× | Reported |
| 2025-03-31 | (m) | $1.90B | $13.60M | $292.80M | $12.30M | (m) | 0.72% | 23.80× | Reported |
| 2024-12-31 | (m) | $1.86B | $15.60M | $281.40M | $12.50M | (m) | 0.84% | 22.51× | Reported |
| 2024-09-30 | (m) | $1.84B | $16.40M | $274.40M | $13.70M | (m) | 0.89% | 20.03× | Reported |
| 2024-06-30 | (m) | $1.81B | $16.10M | $261.00M | $15.80M | (m) | 0.89% | 16.52× | Reported |
| 2024-03-31 | (m) | $1.76B | $15.50M | $239.30M | $18.20M | (m) | 0.88% | 13.15× | Reported |
| 2023-12-31 | (m) | $1.72B | $13.10M | $224.50M | $19.70M | (m) | 0.76% | 11.40× | Reported |
| 2023-09-30 | (m) | $1.67B | $11.60M | $208.00M | $19.80M | (m) | 0.70% | 10.51× | Reported |
| 2023-06-30 | (m) | $1.57B | $10.60M | $185.00M | $17.40M | (m) | 0.68% | 10.63× | Reported |
| 2023-03-31 | (m) | $1.49B | $9.80M | $171.80M | $13.70M | (m) | 0.66% | 12.54× | Reported |
| 2022-12-31 | (m) | $1.43B | $10.20M | $160.80M | $10.30M | (m) | 0.71% | 15.61× | Reported |
| 2022-09-30 | (m) | $1.34B | $9.60M | $144.30M | $7.10M | (m) | 0.71% | 20.32× | Reported |
| 2022-06-30 | (m) | $1.30B | $9.20M | $139.10M | $5.50M | (m) | 0.71% | 25.29× | Reported |
| 2022-03-31 | (m) | $1.26B | $8.70M | $131.40M | $4.70M | (m) | 0.69% | 27.96× | Reported |
| 2021-12-31 | (m) | $1.21B | $7.60M | $130.70M | $4.50M | (m) | 0.63% | 29.04× | Reported |
| 2021-09-30 | (m) | $1.21B | $8.50M | $134.40M | $4.50M | (m) | 0.70% | 29.87× | Reported |
| 2021-06-30 | (m) | $1.19B | $8.30M | $134.10M | $4.60M | (m) | 0.70% | 29.15× | Reported |
| 2021-03-31 | (m) | $1.12B | $8.70M | $126.90M | $5.30M | (m) | 0.77% | 23.94× | Reported |
| 2020-12-31 | (m) | $1.13B | $8.40M | $131.40M | $5.70M | (m) | 0.74% | 23.05× | Reported |
| 2020-09-30 | (m) | $1.15B | $8.30M | $134.00M | $6.30M | (m) | 0.72% | 21.27× | Reported |
| 2020-06-30 | (m) | $1.18B | $8.50M | $138.60M | $7.20M | (m) | 0.72% | 19.25× | Reported |
| 2020-03-31 | (m) | $1.23B | $8.40M | $153.60M | $7.40M | (m) | 0.68% | 20.76× | Reported |
| 2019-12-31 | (m) | $1.22B | $8.80M | $147.10M | $7.90M | (m) | 0.72% | 18.62× | Reported |
| 2019-09-30 | (m) | $1.19B | $7.70M | $144.10M | $8.20M | (m) | 0.65% | 17.57× | Reported |
| 2019-06-30 | (m) | $1.15B | $7.80M | $135.90M | $8.30M | (m) | 0.68% | 16.37× | Reported |
| 2019-03-31 | (m) | $1.11B | $8.20M | $127.70M | $8.80M | (m) | 0.74% | 14.51× | Reported |
| 2018-12-31 | (m) | $1.09B | $7.60M | $121.50M | $9.30M | (m) | 0.70% | 13.06× | Reported |
| 2018-09-30 | (m) | $1.06B | $6.90M | $102.70M | $9.90M | (m) | 0.65% | 10.37× | Reported |
| 2018-06-30 | (m) | $1.04B | $5.90M | $94.60M | $10.40M | (m) | 0.57% | 9.10× | Reported |
| 2018-03-31 | (m) | $970.40M | $5.00M | $75.30M | $9.20M | (m) | 0.52% | 8.18× | Reported |
| 2017-12-31 | (m) | $898.50M | $4.60M | $67.10M | $7.30M | (m) | 0.51% | 9.19× | Reported |
| 2017-09-30 | (m) | $827.00M | $4.90M | $66.00M | $5.10M | (m) | 0.59% | 12.94× | Reported |
| 2017-06-30 | (m) | $765.00M | $5.30M | $57.30M | $3.00M | (m) | 0.69% | 19.10× | Reported |
| 2017-03-31 | (m) | $712.90M | $4.80M | $52.90M | $2.10M | (m) | 0.67% | 25.19× | Reported |
| 2016-12-31 | (m) | $707.90M | $4.80M | $57.70M | $1.90M | (m) | 0.68% | 30.37× | Reported |
| 2016-09-30 | (m) | $718.20M | $5.40M | $68.20M | $1.90M | (m) | 0.75% | 35.89× | Reported |
| 2016-06-30 | (m) | $711.20M | $5.90M | $79.90M | $1.90M | (m) | 0.83% | 42.05× | Reported |
| 2016-03-31 | (m) | $744.30M | $6.10M | $94.80M | $2.10M | (m) | 0.82% | 45.14× | Reported |
| 2015-12-31 | (m) | $768.00M | $6.80M | $103.20M | $2.30M | (m) | 0.89% | 44.87× | Reported |
| 2015-09-30 | (m) | $922.60M | $6.90M | $110.90M | $2.70M | (m) | 0.75% | 41.07× | Reported |
| 2015-06-30 | (m) | $936.10M | $6.40M | $109.90M | $3.10M | (m) | 0.68% | 35.45× | Reported |
| 2015-03-31 | (m) | $939.90M | $6.30M | $104.60M | $3.40M | (m) | 0.67% | 30.76× | Reported |
| 2014-12-31 | (m) | $918.50M | $6.10M | $92.60M | $3.80M | (m) | 0.66% | 24.37× | Reported |
| 2014-09-30 | (m) | $873.70M | $5.70M | $83.10M | $3.90M | (m) | 0.65% | 21.31× | Reported |
| 2014-06-30 | (m) | $863.70M | $5.00M | $77.00M | $4.50M | (m) | 0.58% | 17.11× | Reported |
| 2014-03-31 | (m) | $851.70M | $4.30M | $71.30M | $5.30M | (m) | 0.50% | 13.45× | Reported |
| 2013-12-31 | (m) | $851.30M | $4.00M | $70.60M | $8.80M | (m) | 0.47% | 8.02× | Reported |
| 2013-09-30 | (m) | $849.40M | $2.80M | $62.10M | $13.40M | (m) | 0.33% | 4.63× | Reported |
| 2013-06-30 | (m) | $825.10M | $3.00M | $55.70M | $17.10M | (m) | 0.36% | 3.26× | Reported |
| 2013-03-31 | (m) | $806.90M | $2.50M | $53.30M | $20.80M | (m) | 0.31% | 2.56× | Reported |
| 2012-12-31 | (m) | $803.20M | $2.60M | $51.50M | $21.40M | (m) | 0.32% | 2.41× | Reported |
| 2012-09-30 | (m) | $887.40M | $2.50M | $20.10M | $20.20M | (m) | 0.28% | 1.00× | Reported |
| 2012-06-30 | (m) | $870.20M | $2.10M | $16.30M | $19.60M | (m) | 0.24% | 0.83× | Reported |
| 2012-03-31 | (m) | $846.60M | $1.90M | $11.40M | $19.00M | (m) | 0.22% | 0.60× | Reported |
| 2011-12-31 | (m) | $795.60M | $2.00M | $3.30M | $16.40M | (m) | 0.25% | 0.20× | Reported |
| 2011-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-12-31 | (m) | $726.50M | $2.30M | $-76.90M | $10.30M | (m) | 0.32% | -7.47× | Reported |
| 2010-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-12-31 | (m) | $750.40M | $3.10M | $35.80M | $11.40M | (m) | 0.41% | 3.14× | 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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