DIODES INC /DEL/ (DIOD) Spending and interest coverage
- R&D / revenue · 12 months: Value 10.05%; Formula and calculation Research and development expense / revenue. Period ending 2026-06-30..
- Stock-based compensation / revenue · 12 months: Value 1.98%; Formula and calculation Share-based compensation / revenue. Period ending 2026-06-30..
- Interest coverage · 12 months: Value (m); Formula and calculation Estimated: average term debt × dated USD coupon proxy + average commercial paper × matching-currency disclosed rate at or before period end. Swaps, foreign-exchange, lease interest and amortization are not quantified..
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 | 10.05% | Research and development expense / revenue. Period ending 2026-06-30. $164.28M ÷ $1.63B × 100 ≈ 10.05% |
| Stock-based compensation / revenue · 12 months | 1.98% | Share-based compensation / revenue. Period ending 2026-06-30. $32.44M ÷ $1.63B × 100 ≈ 1.98% |
| Interest coverage · 12 months | (m) | Estimated: average term debt × dated USD coupon proxy + average commercial paper × matching-currency disclosed rate at or before period end. Swaps, foreign-exchange, lease interest and amortization are not quantified. Calculation unavailable: missing inputs remain (m). |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Research and development spending | 164.28M USD | Research and Development Expense |
| Revenue | 1.63B USD | Revenue from Contract with Customer, Excluding Assessed Tax |
| Stock-based compensation | 32.44M USD | Share-based Payment Arrangement, Noncash Expense |
| Operating income | 77.83M USD | Operating Income (Loss) |
| Interest expense · reported / estimated | (m) | Interest Expense · Estimated expense assumptions |
Latest interest expense basis: (m). 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 | $164.28M | $1.63B | $32.44M | $77.83M | (m) | 10.05% | 1.98% | (m) | (m) |
| 2026-03-31 | $164.16M | $1.56B | $26.94M | $53.93M | (m) | 10.55% | 1.73% | (m) | (m) |
| 2025-12-31 | $162.18M | $1.48B | $25.75M | $35.46M | (m) | 10.94% | 1.74% | (m) | (m) |
| 2025-09-30 | $154.23M | $1.43B | $25.69M | $34.17M | (m) | 10.79% | 1.80% | (m) | (m) |
| 2025-06-30 | $146.06M | $1.39B | $25.63M | $44.48M | (m) | 10.53% | 1.85% | (m) | (m) |
| 2025-03-31 | $138.71M | $1.34B | $24.08M | $38.80M | (m) | 10.34% | 1.80% | (m) | (m) |
| 2024-12-31 | $134.05M | $1.31B | $22.77M | $50.45M | $2.33M | 10.22% | 1.74% | 21.62× | Reported |
| 2024-09-30 | $133.80M | $1.29B | $23.56M | $59.24M | $2.32M | 10.34% | 1.82% | 25.52× | Reported |
| 2024-06-30 | $134.18M | $1.35B | $22.76M | $91.23M | $2.76M | 9.95% | 1.69% | 33.02× | Reported |
| 2024-03-31 | $135.60M | $1.50B | $26.16M | $177.09M | $4.10M | 9.06% | 1.75% | 43.19× | Reported |
| 2023-12-31 | $134.87M | $1.66B | $30.91M | $250.57M | $5.70M | 8.12% | 1.86% | 43.96× | Reported |
| 2023-09-30 | $136.00M | $1.84B | $33.00M | $326.32M | $8.11M | 7.41% | 1.80% | 40.23× | Reported |
| 2023-06-30 | $134.72M | $1.95B | $37.24M | $384.89M | $9.94M | 6.90% | 1.91% | 38.73× | Reported |
| 2023-03-31 | $130.87M | $1.99B | $38.20M | $401.56M | $9.34M | 6.59% | 1.92% | 43.00× | Reported |
| 2022-12-31 | $126.32M | $2.00B | $36.29M | $408.19M | $8.32M | 6.31% | 1.81% | 49.06× | Reported |
| 2022-09-30 | $122.32M | $1.98B | $35.00M | $397.73M | $6.62M | 6.16% | 1.76% | 60.07× | Reported |
| 2022-06-30 | $120.99M | $1.93B | $34.95M | $362.53M | $5.31M | 6.25% | 1.81% | 68.22× | Reported |
| 2022-03-31 | $120.22M | $1.87B | $34.98M | $321.65M | $5.74M | 6.41% | 1.87% | 56.03× | Reported |
| 2021-12-31 | $119.20M | $1.81B | $33.20M | $275.99M | $7.49M | 6.60% | 1.84% | 36.84× | Reported |
| 2021-09-30 | $113.92M | $1.68B | $31.50M | $229.75M | $10.32M | 6.80% | 1.88% | 22.27× | Reported |
| 2021-06-30 | $106.93M | $1.51B | $27.63M | $190.36M | $12.64M | 7.07% | 1.83% | 15.05× | Reported |
| 2021-03-31 | $98.27M | $1.36B | $26.69M | $155.87M | $13.28M | 7.22% | 1.96% | 11.74× | Reported |
| 2020-12-31 | $94.29M | $1.23B | $25.26M | $134.33M | $11.66M | 7.67% | 2.05% | 11.52× | Reported |
| 2020-09-30 | $91.42M | $1.18B | $23.86M | $155.83M | $9.37M | 7.75% | 2.02% | 16.63× | Reported |
| 2020-06-30 | $89.64M | $1.19B | $23.15M | $166.69M | $7.63M | 7.51% | 1.94% | 21.83× | Reported |
| 2020-03-31 | $90.03M | $1.23B | $20.75M | $184.34M | $6.99M | 7.33% | 1.69% | 26.36× | Reported |
| 2019-12-31 | $88.52M | $1.25B | $20.54M | $200.61M | $7.89M | 7.09% | 1.64% | 25.42× | Reported |
| 2019-09-30 | $88.05M | $1.26B | $20.13M | $183.22M | $8.45M | 6.97% | 1.59% | 21.70× | Reported |
| 2019-06-30 | $87.91M | $1.26B | (m) | $180.34M | $8.76M | 6.98% | (m) | 20.60× | Reported |
| 2019-03-31 | $88.26M | $1.24B | (m) | $169.66M | $9.29M | 7.11% | (m) | 18.27× | Reported |
| 2018-12-31 | $86.29M | $1.21B | $20.74M | $154.48M | $9.90M | 7.11% | 1.71% | 15.60× | Reported |
| 2018-09-30 | $84.46M | $1.21B | (m) | $134.08M | $10.57M | 6.96% | (m) | 12.68× | Reported |
| 2018-06-30 | $82.29M | $1.18B | (m) | $111.96M | $11.82M | 6.99% | (m) | 9.47× | Reported |
| 2018-03-31 | $80.04M | $1.14B | (m) | $97.94M | $12.72M | 7.03% | (m) | 7.70× | Reported |
| 2017-12-31 | $77.88M | $1.05B | $18.61M | $80.36M | $13.45M | 7.39% | 1.77% | 5.98× | Reported |
| 2017-09-30 | $75.91M | $1.02B | (m) | $62.27M | $13.87M | 7.46% | (m) | 4.49× | Reported |
| 2017-06-30 | $72.61M | $983.31M | (m) | $58.51M | $13.99M | 7.38% | (m) | 4.18× | Reported |
| 2017-03-31 | $69.83M | $955.73M | (m) | $45.96M | $14.23M | 7.31% | (m) | 3.23× | Reported |
| 2016-12-31 | $69.94M | $942.16M | $14.03M | $38.06M | $13.26M | 7.42% | 1.49% | 2.87× | Reported |
| 2016-09-30 | $68.63M | $924.46M | (m) | $25.91M | $11.51M | 7.42% | (m) | 2.25× | Reported |
| 2016-06-30 | $65.29M | $882.65M | (m) | $15.93M | $8.61M | 7.40% | (m) | 1.85× | Reported |
| 2016-03-31 | $61.87M | $865.46M | (m) | $26.65M | $5.68M | 7.15% | (m) | 4.69× | Reported |
| 2015-12-31 | $57.03M | $848.90M | $18.97M | $42.10M | $4.23M | 6.72% | 2.23% | 9.95× | Reported |
| 2015-09-30 | $53.22M | $858.19M | (m) | $70.89M | (m) | 6.20% | (m) | (m) | (m) |
| 2015-06-30 | $53.33M | (m) | (m) | $85.93M | (m) | (m) | (m) | (m) | (m) |
| 2015-03-31 | $52.52M | $886.85M | (m) | $87.07M | (m) | 5.92% | (m) | (m) | (m) |
| 2014-12-31 | $52.14M | $890.65M | $14.10M | $84.51M | $4.33M | 5.85% | 1.58% | 19.51× | Reported |
| 2014-09-30 | $52.03M | $877.97M | (m) | $70.50M | (m) | 5.93% | (m) | (m) | (m) |
| 2014-06-30 | $51.78M | (m) | (m) | $65.75M | (m) | (m) | (m) | (m) | (m) |
| 2014-03-31 | $51.14M | $859.87M | (m) | $52.85M | (m) | 5.95% | (m) | (m) | (m) |
| 2013-12-31 | $48.30M | $826.85M | $13.55M | $42.28M | $5.58M | 5.84% | 1.64% | 7.58× | Reported |
| 2013-09-30 | $45.13M | $779.14M | (m) | $37.85M | (m) | 5.79% | (m) | (m) | (m) |
| 2013-06-30 | $40.60M | $721.25M | (m) | $25.11M | (m) | 5.63% | (m) | (m) | (m) |
| 2013-03-31 | $36.68M | $666.11M | (m) | $23.17M | (m) | 5.51% | (m) | (m) | (m) |
| 2012-12-31 | $33.76M | $633.81M | $14.40M | $24.90M | $876.00K | 5.33% | 2.27% | 28.42× | Reported |
| 2012-09-30 | $31.34M | $613.83M | (m) | $26.27M | (m) | 5.11% | (m) | (m) | (m) |
| 2012-06-30 | $29.56M | $607.79M | (m) | $32.11M | (m) | 4.86% | (m) | (m) | (m) |
| 2012-03-31 | $27.88M | $618.36M | (m) | $49.21M | (m) | 4.51% | (m) | (m) | (m) |
| 2011-12-31 | $27.23M | $635.25M | $13.70M | $71.99M | $3.14M | 4.29% | 2.16% | 22.93× | Reported |
| 2011-09-30 | $26.54M | $655.70M | (m) | $99.28M | (m) | 4.05% | (m) | (m) | (m) |
| 2011-06-30 | $26.44M | $658.25M | (m) | $115.75M | (m) | 4.02% | (m) | (m) | (m) |
| 2011-03-31 | $26.73M | $637.59M | (m) | $114.40M | (m) | 4.19% | (m) | (m) | (m) |
| 2010-12-31 | $26.58M | $612.89M | $13.05M | $104.93M | $5.23M | 4.34% | 2.13% | 20.07× | 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) |
| 2010-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-12-31 | $23.76M | $434.36M | $10.94M | $22.83M | $7.47M | 5.47% | 2.52% | 3.06× | Reported |
| 2009-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2008-12-31 | $21.88M | $432.79M | $10.14M | $26.61M | $9.04M | 5.06% | 2.34% | 2.94× | 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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