COMTECH TELECOMMUNICATIONS CORP /DE/ (CMTL) Spending and interest coverage
- R&D / revenue · 12 months: Value 4.04%; Formula and calculation Research and development expense / revenue. Period ending 2026-04-30..
- Stock-based compensation / revenue · 12 months: Value (m); Formula and calculation Share-based compensation / revenue. Period ending 2026-04-30..
- Interest coverage · 12 months: Value -0.11×; Formula and calculation Operating income ÷ reported interest expense..
Spending and interest coverage
Overview →Financial period ending 2026-04-30; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| R&D / revenue · 12 months | 4.04% | Research and development expense / revenue. Period ending 2026-04-30. $18.36M ÷ $454.16M × 100 ≈ 4.04% |
| Stock-based compensation / revenue · 12 months | (m) | Share-based compensation / revenue. Period ending 2026-04-30. Calculation unavailable: missing inputs remain (m). |
| Interest coverage · 12 months | -0.11× | Operating income ÷ reported interest expense. $-5.25M ÷ $46.52M ≈ -0.11× |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Research and development spending | 18.36M USD | Research and Development Expense |
| Revenue | 454.16M USD | |
| Stock-based compensation | (m) | |
| Operating income | -5.25M USD | Operating Income (Loss) |
| Interest expense · reported / estimated | 46.52M 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2026-04-30 | $18.36M | $454.16M | (m) | $-5.25M | $46.52M | 4.04% | (m) | -0.11× | Reported |
| 2026-01-31 | $17.56M | $474.95M | (m) | $-3.66M | $47.89M | 3.70% | (m) | -0.08× | Reported |
| 2025-10-31 | $17.48M | $494.76M | (m) | $-12.69M | $47.67M | 3.53% | (m) | -0.27× | Reported |
| 2025-07-31 | $17.41M | $499.53M | (m) | $-139.10M | $45.65M | 3.48% | (m) | -3.05× | Reported |
| 2025-04-30 | $16.17M | $495.35M | (m) | $-222.44M | $40.26M | 3.26% | (m) | -5.53× | Reported |
| 2025-01-31 | $17.49M | $496.64M | (m) | $-224.38M | $32.50M | 3.52% | (m) | -6.90× | Reported |
| 2024-10-31 | $19.98M | $504.29M | (m) | $-211.15M | $26.75M | 3.96% | (m) | -7.89× | Reported |
| 2024-07-31 | $24.08M | $540.40M | (m) | $-79.89M | $22.15M | 4.46% | (m) | -3.61× | Reported |
| 2024-04-30 | $32.16M | $563.03M | (m) | $2.71M | $19.89M | 5.71% | (m) | 0.14× | Reported |
| 2024-01-31 | $38.09M | $571.27M | (m) | $904.00K | $19.13M | 6.67% | (m) | 0.05× | Reported |
| 2023-10-31 | $43.69M | $570.77M | (m) | $-2.85M | $17.66M | 7.65% | (m) | -0.16× | Reported |
| 2023-07-31 | $48.63M | $549.99M | (m) | $-14.66M | $14.96M | 8.84% | (m) | -0.98× | Reported |
| 2023-04-30 | $50.02M | $528.16M | (m) | $-17.86M | $11.87M | 9.47% | (m) | -1.51× | Reported |
| 2023-01-31 | $52.59M | $513.96M | (m) | $-13.15M | $8.46M | 10.23% | (m) | -1.55× | Reported |
| 2022-10-31 | $52.79M | $500.62M | (m) | $-36.96M | $5.66M | 10.54% | (m) | -6.53× | Reported |
| 2022-07-31 | $52.53M | $486.24M | (m) | $-33.75M | $5.03M | 10.80% | (m) | -6.71× | Reported |
| 2022-04-30 | $51.14M | $505.06M | (m) | $-22.00M | $5.16M | 10.13% | (m) | -4.26× | Reported |
| 2022-01-31 | $49.98M | $522.33M | (m) | $-19.09M | $5.70M | 9.57% | (m) | -3.35× | Reported |
| 2021-10-31 | $50.01M | $563.24M | (m) | $10.90M | $6.13M | 8.88% | (m) | 1.78× | Reported |
| 2021-07-31 | $49.15M | $581.70M | (m) | $-68.30M | $6.82M | 8.45% | (m) | -10.01× | Reported |
| 2021-04-30 | $48.65M | $585.56M | (m) | $-75.15M | $6.36M | 8.31% | (m) | -11.81× | Reported |
| 2021-01-31 | $47.88M | $581.30M | (m) | $-80.63M | $6.35M | 8.24% | (m) | -12.70× | Reported |
| 2020-10-31 | $48.95M | $581.67M | (m) | $-79.80M | $6.55M | 8.42% | (m) | -12.19× | Reported |
| 2020-07-31 | $52.18M | $616.72M | (m) | $15.17M | $6.05M | 8.46% | (m) | 2.51× | Reported |
| 2020-04-30 | $56.67M | $643.41M | (m) | $22.76M | $7.07M | 8.81% | (m) | 3.22× | Reported |
| 2020-01-31 | $57.81M | $678.74M | (m) | $37.20M | $7.73M | 8.52% | (m) | 4.81× | Reported |
| 2019-10-31 | $58.06M | $681.22M | (m) | $43.37M | $8.38M | 8.52% | (m) | 5.18× | Reported |
| 2019-07-31 | $56.41M | $671.80M | (m) | $41.41M | $9.24M | 8.40% | (m) | 4.48× | Reported |
| 2019-04-30 | $54.57M | $662.86M | (m) | $46.99M | $9.68M | 8.23% | (m) | 4.85× | Reported |
| 2019-01-31 | $53.88M | $640.27M | (m) | $49.68M | $10.02M | 8.41% | (m) | 4.96× | Reported |
| 2018-10-31 | $53.33M | $609.86M | (m) | $42.15M | $10.28M | 8.74% | (m) | 4.10× | Reported |
| 2018-07-31 | $53.87M | $570.59M | (m) | $35.08M | $10.20M | 9.44% | (m) | 3.44× | Reported |
| 2018-04-30 | $53.85M | $550.92M | (m) | $33.85M | $10.30M | 9.77% | (m) | 3.29× | Reported |
| 2018-01-31 | $54.03M | $530.85M | (m) | $30.03M | $10.56M | 10.18% | (m) | 2.84× | Reported |
| 2017-10-31 | $53.91M | $536.15M | (m) | $37.99M | $10.89M | 10.06% | (m) | 3.49× | Reported |
| 2017-07-31 | $54.26M | $550.37M | (m) | $37.04M | $11.63M | 9.86% | (m) | 3.19× | Reported |
| 2017-04-30 | $54.34M | $554.98M | (m) | $29.73M | $13.07M | 9.79% | (m) | 2.28× | Reported |
| 2017-01-31 | $54.00M | $551.38M | (m) | $6.19M | $13.78M | 9.79% | (m) | 0.45× | Reported |
| 2016-10-31 | $48.35M | $482.67M | (m) | $-3.47M | $11.00M | 10.02% | (m) | -0.32× | Reported |
| 2016-07-31 | $42.19M | $411.00M | (m) | $-576.00K | $7.75M | 10.27% | (m) | -0.07× | Reported |
| 2016-04-30 | $35.87M | $336.09M | (m) | $35.00K | $3.69M | 10.67% | (m) | 0.01× | Reported |
| 2016-01-31 | $31.83M | $283.54M | (m) | $20.59M | $293.00K | 11.23% | (m) | 70.28× | Reported |
| 2015-10-31 | $33.84M | $295.01M | (m) | $28.03M | $289.00K | 11.47% | (m) | 96.98× | Reported |
| 2015-07-31 | $35.92M | $307.29M | (m) | $34.08M | $479.00K | 11.69% | (m) | 71.14× | Reported |
| 2015-04-30 | $36.71M | $319.20M | (m) | $38.06M | $701.00K | 11.50% | (m) | 54.30× | Reported |
| 2015-01-31 | $37.03M | $336.48M | (m) | $41.47M | $2.62M | 11.00% | (m) | 15.82× | Reported |
| 2014-10-31 | $35.63M | $340.17M | (m) | $42.02M | $4.55M | 10.47% | (m) | 9.23× | Reported |
| 2014-07-31 | $34.11M | $347.15M | (m) | $43.90M | $6.30M | 9.83% | (m) | 6.96× | Reported |
| 2014-04-30 | $34.01M | $342.18M | (m) | $41.63M | $8.02M | 9.94% | (m) | 5.19× | Reported |
| 2014-01-31 | $34.19M | $323.13M | (m) | $36.45M | $8.04M | 10.58% | (m) | 4.53× | Reported |
| 2013-10-31 | $35.20M | $312.21M | (m) | $31.23M | $8.07M | 11.27% | (m) | 3.87× | Reported |
| 2013-07-31 | $36.75M | $319.80M | (m) | $34.49M | $8.16M | 11.49% | (m) | 4.23× | Reported |
| 2013-04-30 | $38.29M | $348.16M | (m) | $39.00M | $8.46M | 11.00% | (m) | 4.61× | Reported |
| 2013-01-31 | $38.69M | $378.10M | (m) | $44.17M | $8.64M | 10.23% | (m) | 5.11× | Reported |
| 2012-10-31 | $38.85M | $402.66M | (m) | $48.88M | $8.80M | 9.65% | (m) | 5.56× | Reported |
| 2012-07-31 | $38.49M | $425.07M | (m) | $51.28M | $8.83M | 9.05% | (m) | 5.81× | Reported |
| 2012-04-30 | $40.58M | $452.62M | (m) | $57.51M | $8.65M | 8.97% | (m) | 6.65× | Reported |
| 2012-01-31 | $41.43M | $483.91M | (m) | $68.87M | $8.59M | 8.56% | (m) | 8.02× | Reported |
| 2011-10-31 | $42.45M | $547.58M | (m) | $83.48M | $8.50M | 7.75% | (m) | 9.82× | Reported |
| 2011-07-31 | $43.52M | $612.38M | (m) | $107.80M | $8.41M | 7.11% | (m) | 12.81× | Reported |
| 2011-04-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-01-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-10-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-07-31 | $46.19M | $778.21M | (m) | $103.98M | $7.89M | 5.94% | (m) | 13.18× | Reported |
| 2010-04-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-01-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-10-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-07-31 | $50.01M | $586.37M | (m) | $76.93M | $6.40M | 8.53% | (m) | 12.03× | 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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