WOLFSPEED, INC. (WOLF) Spending and interest coverage
- R&D / revenue · 12 months: Value 16.79%; Formula and calculation Research and development expense / revenue. Period ending 2026-06-28..
- Stock-based compensation / revenue · 12 months: Value 6.12%; Formula and calculation Share-based compensation / revenue. Period ending 2026-06-28..
- 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 2026-06-28; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| R&D / revenue · 12 months | 16.79% | Research and development expense / revenue. Period ending 2026-06-28. $111.70M ÷ $665.10M × 100 ≈ 16.79% |
| Stock-based compensation / revenue · 12 months | 6.12% | Share-based compensation / revenue. Period ending 2026-06-28. $40.70M ÷ $665.10M × 100 ≈ 6.12% |
| 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 | 111.70M USD | Research and Development Expense |
| Revenue | 665.10M USD | Revenue from Contract with Customer, Excluding Assessed Tax |
| Stock-based compensation | 40.70M USD | Share-based Payment Arrangement, Noncash Expense |
| Operating income | -549.40M 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2026-06-28 | $111.70M | $665.10M | $40.70M | $-549.40M | (m) | 16.79% | 6.12% | (m) | (m) |
| 2026-03-29 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2025-12-28 | $136.40M | $747.70M | $50.60M | $-1.10B | (m) | 18.24% | 6.77% | (m) | (m) |
| 2025-09-29 | $155.90M | $759.70M | $63.20M | $-1.26B | (m) | 20.52% | 8.32% | (m) | (m) |
| 2025-09-28 | $155.90M | $759.70M | $63.20M | $-1.26B | (m) | 20.52% | 8.32% | (m) | (m) |
| 2025-06-29 | $175.10M | $757.60M | $73.30M | $-1.33B | (m) | 23.11% | 9.68% | (m) | (m) |
| 2025-03-30 | $197.50M | $761.30M | $83.70M | $-893.50M | (m) | 25.94% | 10.99% | (m) | (m) |
| 2024-12-29 | $207.80M | $776.60M | $86.70M | $-805.40M | (m) | 26.76% | 11.16% | (m) | (m) |
| 2024-09-29 | $208.70M | $804.50M | $88.90M | $-580.50M | (m) | 25.94% | 11.05% | (m) | (m) |
| 2024-06-30 | $201.90M | $807.20M | $84.90M | $-445.30M | (m) | 25.01% | 10.52% | (m) | (m) |
| 2024-03-31 | $245.20M | $972.60M | $89.50M | $-457.80M | $201.40M | 25.21% | 9.20% | -2.27× | Reported |
| 2023-12-31 | $235.10M | $964.50M | $85.10M | $-437.10M | $156.00M | 24.38% | 8.82% | -2.80× | Reported |
| 2023-09-24 | $229.20M | $929.90M | $81.80M | $-412.00M | $99.50M | 24.65% | 8.80% | -4.14× | Reported |
| 2023-06-25 | $225.40M | $921.90M | $81.90M | $-380.60M | $42.60M | 24.45% | 8.88% | -8.93× | Reported |
| 2023-03-26 | $216.50M | $914.60M | $78.50M | $-327.80M | $34.70M | 23.67% | 8.58% | -9.45× | Reported |
| 2022-12-25 | $208.50M | $873.90M | $74.10M | $-288.20M | $25.70M | 23.86% | 8.48% | -11.21× | Reported |
| 2022-09-25 | $201.70M | $830.90M | $68.30M | $-257.80M | $23.20M | 24.27% | 8.22% | -11.11× | Reported |
| 2022-06-26 | $196.40M | $746.20M | $60.90M | $-247.80M | $25.10M | 26.32% | 8.16% | -9.87× | Reported |
| 2022-03-27 | $193.30M | $663.50M | $58.10M | $-321.60M | $26.30M | 29.13% | 8.76% | -12.23× | Reported |
| 2021-12-26 | $191.20M | $612.80M | $55.80M | $-320.70M | $32.40M | 31.20% | 9.11% | -9.90× | Reported |
| 2021-09-26 | $186.50M | $566.70M | $54.10M | $-317.40M | $39.00M | 32.91% | 9.55% | -8.14× | Reported |
| 2021-06-27 | $177.80M | $525.60M | $53.20M | $-313.90M | $45.40M | 33.83% | 10.12% | -6.91× | Reported |
| 2021-03-28 | $172.20M | $488.20M | $50.60M | $-251.70M | $48.50M | 35.27% | 10.36% | -5.19× | Reported |
| 2020-12-27 | $197.00M | (m) | $53.60M | $-223.60M | $44.80M | (m) | (m) | -4.99× | Reported |
| 2020-09-27 | $190.10M | (m) | $52.10M | $-340.50M | $40.60M | (m) | (m) | -8.39× | Reported |
| 2020-06-28 | $184.20M | (m) | $53.30M | $-209.40M | $34.90M | (m) | (m) | -6.00× | Reported |
| 2020-03-29 | $178.40M | (m) | $84.80M | $-170.70M | (m) | (m) | (m) | (m) | (m) |
| 2019-12-29 | $172.40M | (m) | $86.90M | $-132.00M | (m) | (m) | (m) | (m) | (m) |
| 2019-09-29 | $165.30M | (m) | $84.90M | $-65.60M | (m) | (m) | (m) | (m) | (m) |
| 2019-06-30 | $157.90M | (m) | $78.00M | $-15.90M | (m) | (m) | (m) | (m) | (m) |
| 2019-03-31 | $186.37M | (m) | (m) | $-299.24M | (m) | (m) | (m) | (m) | (m) |
| 2018-12-30 | $177.83M | (m) | (m) | $-280.75M | (m) | (m) | (m) | (m) | (m) |
| 2018-09-23 | $168.43M | (m) | (m) | $-314.45M | (m) | (m) | (m) | (m) | (m) |
| 2018-06-24 | $164.32M | (m) | (m) | $-329.09M | (m) | (m) | (m) | (m) | (m) |
| 2018-03-25 | $161.13M | (m) | (m) | $-321.54M | (m) | (m) | (m) | (m) | (m) |
| 2017-12-24 | $162.34M | (m) | (m) | $-73.38M | (m) | (m) | (m) | (m) | (m) |
| 2017-09-24 | $160.46M | (m) | (m) | $-27.57M | (m) | (m) | (m) | (m) | (m) |
| 2017-06-25 | $158.55M | (m) | (m) | $-18.67M | (m) | (m) | (m) | (m) | (m) |
| 2017-03-26 | $160.78M | (m) | $52.83M | $-10.39M | (m) | (m) | (m) | (m) | (m) |
| 2016-12-25 | $161.16M | (m) | $56.12M | $-3.40M | (m) | (m) | (m) | (m) | (m) |
| 2016-09-25 | $164.65M | (m) | $58.30M | $-8.87M | (m) | (m) | (m) | (m) | (m) |
| 2016-06-26 | $168.85M | (m) | $58.73M | $-10.47M | (m) | (m) | (m) | (m) | (m) |
| 2016-03-27 | $172.62M | (m) | $59.36M | $-100.57M | (m) | (m) | (m) | (m) | (m) |
| 2015-12-27 | $174.57M | (m) | $60.56M | $-93.41M | (m) | (m) | (m) | (m) | (m) |
| 2015-09-27 | $179.61M | (m) | $62.61M | $-92.66M | (m) | (m) | (m) | (m) | (m) |
| 2015-06-28 | $182.80M | (m) | $64.30M | $-72.51M | (m) | (m) | (m) | (m) | (m) |
| 2015-03-29 | $186.11M | (m) | $64.69M | $54.88M | (m) | (m) | (m) | (m) | (m) |
| 2014-12-28 | $188.92M | (m) | $64.63M | $83.74M | (m) | (m) | (m) | (m) | (m) |
| 2014-09-28 | $186.36M | (m) | $63.87M | $108.94M | (m) | (m) | (m) | (m) | (m) |
| 2014-06-29 | $181.38M | (m) | $61.69M | $134.28M | (m) | (m) | (m) | (m) | (m) |
| 2014-03-30 | $172.17M | (m) | $59.22M | $133.41M | (m) | (m) | (m) | (m) | (m) |
| 2013-12-29 | $164.58M | (m) | $57.12M | $126.29M | (m) | (m) | (m) | (m) | (m) |
| 2013-09-29 | $160.09M | (m) | $55.99M | $116.00M | (m) | (m) | (m) | (m) | (m) |
| 2013-06-30 | $155.89M | $1.39B | $53.90M | $96.49M | (m) | 11.25% | 3.89% | (m) | (m) |
| 2013-03-31 | $153.44M | $1.32B | $52.45M | $74.31M | (m) | 11.64% | 3.98% | (m) | (m) |
| 2012-12-30 | $150.56M | $1.25B | $50.79M | $56.06M | (m) | 12.01% | 4.05% | (m) | (m) |
| 2012-09-23 | $146.50M | $1.21B | $47.44M | $43.16M | (m) | 12.09% | 3.92% | (m) | (m) |
| 2012-06-24 | $143.36M | $1.16B | $46.39M | $39.26M | (m) | 12.31% | 3.98% | (m) | (m) |
| 2012-03-25 | $136.49M | (m) | $44.83M | $50.78M | (m) | (m) | (m) | (m) | (m) |
| 2011-12-25 | $131.36M | (m) | $42.89M | $65.46M | (m) | (m) | (m) | (m) | (m) |
| 2011-09-25 | $124.70M | (m) | $41.68M | $108.68M | (m) | (m) | (m) | (m) | (m) |
| 2011-06-26 | $115.03M | $987.62M | $38.24M | $168.71M | (m) | 11.65% | 3.87% | (m) | (m) |
| 2011-03-27 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-12-26 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-09-26 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-06-27 | $81.41M | $867.29M | $24.07M | $197.78M | (m) | 9.39% | 2.77% | (m) | (m) |
| 2010-03-28 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-12-27 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-09-27 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-06-28 | $71.36M | $567.25M | $21.11M | $30.59M | (m) | 12.58% | 3.72% | (m) | (m) |
(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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