Diodes Inc (DIOD) stock
DIODNasdaqSemiconductors & Related DevicesFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 5, 2026Score 12/3019% above fair value
$87.25−4.35 (-4.75%)
Close on Nov 13, 2026Market cap $4.02BP/E 35.0Yield –
Diodes r&d expenses
Research and development expenses are spending on new products and technology.
Diodes's R&D Expenses for the twelve months ending Sep 30, 2026 was $166.27M, up 7.8% year over year. For fiscal 2025 it was $162.18M, up 21.0% from the year before. Over ten years it grew 11.0% a year on average. The highest annual figure on record is $162.18M in fiscal 2025.
Annual r&d expenses
| Period | Period end | Value | Change |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $162.18M | +21.0% |
| FY2024 | Dec 31, 2024 | $134.05M | -0.6% |
| FY2023 | Dec 31, 2023 | $134.87M | +6.8% |
| FY2022 | Dec 31, 2022 | $126.32M | +6.0% |
| FY2021 | Dec 31, 2021 | $119.20M | +26.4% |
| FY2020 | Dec 31, 2020 | $94.29M | +6.5% |
| FY2019 | Dec 31, 2019 | $88.52M | +2.6% |
| FY2018 | Dec 31, 2018 | $86.29M | +10.8% |
| FY2017 | Dec 31, 2017 | $77.88M | +11.4% |
| FY2016 | Dec 31, 2016 | $69.94M | +22.6% |
| FY2015 | Dec 31, 2015 | $57.03M | +9.4% |
| FY2014 | Dec 31, 2014 | $52.14M | +7.9% |
| FY2013 | Dec 31, 2013 | $48.30M | +43.1% |
| FY2012 | Dec 31, 2012 | $33.76M | +24.0% |
| FY2011 | Dec 31, 2011 | $27.23M | +2.4% |
| FY2010 | Dec 31, 2010 | $26.58M | +11.9% |
| FY2009 | Dec 31, 2009 | $23.76M | +8.6% |
| FY2008 | Dec 31, 2008 | $21.88M | – |
Quarterly r&d expenses
Change is against the same quarter a year earlier.
| Period | Period end | Value | Change |
|---|---|---|---|
| Q3 FY2026 | Sep 30, 2026 | $43.86M | +4.8% |
| Q2 FY2026 | Jun 30, 2026 | $40.65M | +0.3% |
| Q1 FY2026 | Mar 31, 2026 | $40.62M | +5.1% |
| Q4 FY2025 | Dec 31, 2025 | $41.15M | +23.9% |
| Q3 FY2025 | Sep 30, 2025 | $41.86M | +24.2% |
| Q2 FY2025 | Jun 30, 2025 | $40.54M | +22.1% |
| Q1 FY2025 | Mar 31, 2025 | $38.63M | +13.7% |
| Q4 FY2024 | Dec 31, 2024 | $33.21M | +0.8% |
| Q3 FY2024 | Sep 30, 2024 | $33.69M | -1.1% |
| Q2 FY2024 | Jun 30, 2024 | $33.19M | -4.1% |
| Q1 FY2024 | Mar 31, 2024 | $33.96M | +2.2% |
| Q4 FY2023 | Dec 31, 2023 | $32.96M | -3.3% |
| Q3 FY2023 | Sep 30, 2023 | $34.07M | +3.9% |
| Q2 FY2023 | Jun 30, 2023 | $34.61M | +12.5% |
| Q1 FY2023 | Mar 31, 2023 | $33.23M | +15.9% |
| Q4 FY2022 | Dec 31, 2022 | $34.09M | +13.3% |
| Q3 FY2022 | Sep 30, 2022 | $32.79M | +4.2% |
| Q2 FY2022 | Jun 30, 2022 | $30.76M | +2.6% |
| Q1 FY2022 | Mar 31, 2022 | $28.68M | +3.7% |
| Q4 FY2021 | Dec 31, 2021 | $30.10M | +21.3% |
| Q3 FY2021 | Sep 30, 2021 | $31.46M | +28.6% |
| Q2 FY2021 | Jun 30, 2021 | $29.99M | +40.6% |
| Q1 FY2021 | Mar 31, 2021 | $27.66M | +16.8% |
| Q4 FY2020 | Dec 31, 2020 | $24.82M | +13.1% |
| Q3 FY2020 | Sep 30, 2020 | $24.47M | +7.8% |
| Q2 FY2020 | Jun 30, 2020 | $21.32M | -1.8% |
| Q1 FY2020 | Mar 31, 2020 | $23.68M | +6.8% |
| Q4 FY2019 | Dec 31, 2019 | $21.95M | +2.2% |
| Q3 FY2019 | Sep 30, 2019 | $22.69M | +0.6% |
| Q2 FY2019 | Jun 30, 2019 | $21.71M | -1.6% |
| Q1 FY2019 | Mar 31, 2019 | $22.17M | +9.8% |
| Q4 FY2018 | Dec 31, 2018 | $21.49M | +9.3% |
| Q3 FY2018 | Sep 30, 2018 | $22.55M | +10.6% |
| Q2 FY2018 | Jun 30, 2018 | $22.05M | +11.4% |
| Q1 FY2018 | Mar 31, 2018 | $20.20M | +12.0% |
| Q4 FY2017 | Dec 31, 2017 | $19.66M | +11.1% |
| Q3 FY2017 | Sep 30, 2017 | $20.38M | – |
| Q2 FY2017 | Jun 30, 2017 | $19.80M | – |
| Q1 FY2017 | Mar 31, 2017 | $18.04M | – |
| Q4 FY2016 | Dec 31, 2016 | $17.69M | – |
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