DIODES INC /DEL/ Research and Development Expense
DIODES INC /DEL/ (DIOD) reported Research and Development Expense of $40.65 million for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-08-05.
Financial Statements › Expense Statement › Operating Expenses
us-gaap:ResearchAndDevelopmentExpense · last filed 2026-08-05
- DIODES INC /DEL/ research and development expense for the quarter ending 2026-06-30 was $40.65M, a 0.28% increase year-over-year.
- DIODES INC /DEL/ research and development expense for the quarter ending 2026-03-31 was $40.62M, a 5.15% increase year-over-year.
- DIODES INC /DEL/ research and development expense for the quarter ending 2025-12-31 was $41.15M, a 23.92% increase year-over-year.
- DIODES INC /DEL/ research and development expense for the quarter ending 2025-09-30 was $41.86M, a 24.25% increase year-over-year.
- DIODES INC /DEL/ research and development expense for fiscal 2025 was $162.18M, a 20.98% increase from fiscal 2024.
- DIODES INC /DEL/ research and development expense for fiscal 2024 was $134.05M, a 0.61% decline from fiscal 2023.
- DIODES INC /DEL/ research and development expense for fiscal 2023 was $134.87M, a 6.77% increase from fiscal 2022.
- DIODES INC /DEL/ research and development expense for fiscal 2022 was $126.32M, a 5.97% increase from fiscal 2021.
| Period end | Research and Development Expense 3 month | Research and Development Expense 6 month | Research and Development Expense 9 month | Research and Development Expense 12 month |
|---|---|---|---|---|
| 2026-06-30 | $40.65M 10-Q · filed 2026-08-05 | $81.27M 10-Q · filed 2026-08-05 | $122.42M derived: sum of 3 quarters · filed 2026-08-05 | $164.28M derived: sum of 4 quarters · filed 2026-08-05 |
| 2026-03-31 | $40.62M 10-Q · filed 2026-05-07 | $81.77M derived: sum of 2 quarters · filed 2026-05-07 | $123.63M derived: sum of 3 quarters · filed 2026-05-07 | $164.16M derived: sum of 4 quarters · filed 2026-08-05 |
| 2025-12-31 | $41.15M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-10 | $83.01M derived: sum of 2 quarters · filed 2026-02-10 | $123.55M derived: sum of 3 quarters · filed 2026-08-05 | $162.18M 10-K · filed 2026-02-10 |
| 2025-09-30 | $41.86M 10-Q · filed 2025-11-06 | $82.40M derived: sum of 2 quarters · filed 2026-08-05 | $121.03M 10-Q · filed 2025-11-06 | $154.23M derived: sum of 4 quarters · filed 2026-08-05 |
| 2025-06-30 | $40.54M 10-Q · filed 2026-08-05 | $79.16M 10-Q · filed 2026-08-05 | $112.37M derived: sum of 3 quarters · filed 2026-08-05 | $146.06M derived: sum of 4 quarters · filed 2026-08-05 |
| 2025-03-31 | $38.63M 10-Q · filed 2026-05-07 | $71.83M derived: sum of 2 quarters · filed 2026-05-07 | $105.53M derived: sum of 3 quarters · filed 2026-05-07 | $138.71M derived: sum of 4 quarters · filed 2026-05-07 |
| 2024-12-31 | $33.21M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-10 | $66.90M derived: sum of 2 quarters · filed 2026-02-10 | $100.09M derived: sum of 3 quarters · filed 2026-02-10 | $134.05M 10-K · filed 2026-02-10 |
| 2024-09-30 | $33.69M 10-Q · filed 2025-11-06 | $66.88M derived: sum of 2 quarters · filed 2025-11-06 | $100.84M 10-Q · filed 2025-11-06 | $133.80M derived: sum of 4 quarters · filed 2026-02-10 |
| 2024-06-30 | $33.19M 10-Q · filed 2025-08-07 | $67.15M 10-Q · filed 2025-08-07 | $100.11M derived: sum of 3 quarters · filed 2026-02-10 | $134.18M derived: sum of 4 quarters · filed 2026-02-10 |
| 2024-03-31 | $33.96M 10-Q · filed 2025-05-08 | $66.92M derived: sum of 2 quarters · filed 2026-02-10 | $100.99M derived: sum of 3 quarters · filed 2026-02-10 | $135.60M derived: sum of 4 quarters · filed 2026-02-10 |
| 2023-12-31 | $32.96M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-10 | $67.03M derived: sum of 2 quarters · filed 2026-02-10 | $101.64M derived: sum of 3 quarters · filed 2026-02-10 | $134.87M 10-K · filed 2026-02-10 |
| 2023-09-30 | $34.07M 10-Q · filed 2024-11-07 | $68.68M derived: sum of 2 quarters · filed 2024-11-07 | $101.91M 10-Q · filed 2024-11-07 | $136.00M derived: sum of 4 quarters · filed 2025-02-14 |
| 2023-06-30 | $34.61M 10-Q · filed 2024-08-08 | $67.84M 10-Q · filed 2024-08-08 | $101.93M derived: sum of 3 quarters · filed 2025-02-14 | $134.72M derived: sum of 4 quarters · filed 2025-02-14 |
| 2023-03-31 | $33.23M 10-Q · filed 2024-05-09 | $67.32M derived: sum of 2 quarters · filed 2025-02-14 | $100.11M derived: sum of 3 quarters · filed 2025-02-14 | $130.87M derived: sum of 4 quarters · filed 2025-02-14 |
| 2022-12-31 | $34.09M derived: 10-K 12 month − 10-Q 9 month · filed 2025-02-14 | $66.88M derived: sum of 2 quarters · filed 2025-02-14 | $97.64M derived: sum of 3 quarters · filed 2025-02-14 | $126.32M 10-K · filed 2025-02-14 |
| 2022-09-30 | $32.79M 10-Q · filed 2023-11-08 | $63.55M derived: sum of 2 quarters · filed 2023-11-08 | $92.23M 10-Q · filed 2023-11-08 | $122.32M derived: sum of 4 quarters · filed 2024-02-09 |
| 2022-06-30 | $30.76M 10-Q · filed 2023-08-08 | $59.44M 10-Q · filed 2023-08-08 | $89.53M derived: sum of 3 quarters · filed 2024-02-09 | $120.99M derived: sum of 4 quarters · filed 2024-02-09 |
| 2022-03-31 | $28.68M 10-Q · filed 2023-05-09 | $58.77M derived: sum of 2 quarters · filed 2024-02-09 | $90.23M derived: sum of 3 quarters · filed 2024-02-09 | $120.22M derived: sum of 4 quarters · filed 2024-02-09 |
| 2021-12-31 | $30.10M derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-09 | $61.55M derived: sum of 2 quarters · filed 2024-02-09 | $91.54M derived: sum of 3 quarters · filed 2024-02-09 | $119.20M 10-K · filed 2024-02-09 |
| 2021-09-30 | $31.46M 10-Q · filed 2022-11-07 | $61.45M derived: sum of 2 quarters · filed 2022-11-07 | $89.10M 10-Q · filed 2022-11-07 | $113.92M derived: sum of 4 quarters · filed 2023-02-10 |
| 2021-06-30 | $29.99M 10-Q · filed 2022-08-04 | $57.65M 10-Q · filed 2022-08-04 | $82.47M derived: sum of 3 quarters · filed 2023-02-10 | $106.93M derived: sum of 4 quarters · filed 2023-02-10 |
| 2021-03-31 | $27.66M 10-Q · filed 2022-05-04 | $52.48M derived: sum of 2 quarters · filed 2023-02-10 | $76.95M derived: sum of 3 quarters · filed 2023-02-10 | $98.27M derived: sum of 4 quarters · filed 2023-02-10 |
| 2020-12-31 | $24.82M derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-10 | $49.29M derived: sum of 2 quarters · filed 2023-02-10 | $70.61M derived: sum of 3 quarters · filed 2023-02-10 | $94.29M 10-K · filed 2023-02-10 |
| 2020-09-30 | $24.47M 10-Q · filed 2021-11-03 | $45.79M derived: sum of 2 quarters · filed 2021-11-03 | $69.47M 10-Q · filed 2021-11-03 | $91.42M derived: sum of 4 quarters · filed 2022-02-18 |
| 2020-06-30 | $21.32M 10-Q · filed 2021-08-05 | $45.00M 10-Q · filed 2021-08-05 | $66.95M derived: sum of 3 quarters · filed 2022-02-18 | $89.64M derived: sum of 4 quarters · filed 2022-02-18 |
| 2020-03-31 | $23.68M 10-Q · filed 2021-05-06 | $45.63M derived: sum of 2 quarters · filed 2022-02-18 | $68.32M derived: sum of 3 quarters · filed 2022-02-18 | $90.03M derived: sum of 4 quarters · filed 2022-02-18 |
| 2019-12-31 | $21.95M derived: 10-K 12 month − 10-Q 9 month · filed 2022-02-18 | $44.64M derived: sum of 2 quarters · filed 2022-02-18 | $66.35M derived: sum of 3 quarters · filed 2022-02-18 | $88.52M 10-K · filed 2022-02-18 |
| 2019-09-30 | $22.69M 10-Q · filed 2020-11-09 | $44.40M derived: sum of 2 quarters · filed 2020-11-09 | $66.57M 10-Q · filed 2020-11-09 | $88.05M derived: sum of 4 quarters · filed 2021-02-22 |
| 2019-06-30 | $21.71M 10-Q · filed 2020-08-06 | $43.88M 10-Q · filed 2020-08-06 | $65.36M derived: sum of 3 quarters · filed 2021-02-22 | $87.91M derived: sum of 4 quarters · filed 2021-02-22 |
| 2019-03-31 | $22.17M 10-Q · filed 2020-05-11 | $43.66M derived: sum of 2 quarters · filed 2021-02-22 | $66.21M derived: sum of 3 quarters · filed 2021-02-22 | $88.26M derived: sum of 4 quarters · filed 2021-02-22 |
| 2018-12-31 | $21.49M derived: 10-K 12 month − 10-Q 9 month · filed 2021-02-22 | $44.04M derived: sum of 2 quarters · filed 2021-02-22 | $66.09M derived: sum of 3 quarters · filed 2021-02-22 | $86.29M 10-K · filed 2021-02-22 |
| 2018-09-30 | $22.55M 10-Q · filed 2019-11-04 | $44.60M derived: sum of 2 quarters · filed 2019-11-04 | $64.80M 10-Q · filed 2019-11-04 | $84.46M derived: sum of 4 quarters · filed 2020-02-12 |
| 2018-06-30 | $22.05M 10-Q · filed 2019-08-05 | $42.25M 10-Q · filed 2019-08-05 | $61.91M derived: sum of 3 quarters · filed 2020-02-12 | $82.29M derived: sum of 4 quarters · filed 2020-02-12 |
| 2018-03-31 | $20.20M 10-Q · filed 2019-05-07 | $39.86M derived: sum of 2 quarters · filed 2020-02-12 | $60.24M derived: sum of 3 quarters · filed 2020-02-12 | $80.04M derived: sum of 4 quarters · filed 2020-02-12 |
| 2017-12-31 | $19.66M derived: 10-K 12 month − 10-Q 9 month · filed 2020-02-12 | $40.04M derived: sum of 2 quarters · filed 2020-02-12 | $59.84M derived: sum of 3 quarters · filed 2020-02-12 | $77.88M 10-K · filed 2020-02-12 |
| 2017-09-30 | $20.38M 10-Q · filed 2018-11-06 | $40.17M derived: sum of 2 quarters · filed 2018-11-06 | $58.22M 10-Q · filed 2018-11-06 | $75.91M derived: sum of 4 quarters · filed 2019-02-21 |
| 2017-06-30 | $19.80M 10-Q · filed 2018-08-07 | $37.84M 10-Q · filed 2018-08-07 | $55.53M derived: sum of 3 quarters · filed 2019-02-21 | $72.61M derived: sum of 4 quarters · filed 2019-02-21 |
| 2017-03-31 | $18.04M 10-Q · filed 2018-05-08 | $35.73M derived: sum of 2 quarters · filed 2019-02-21 | $52.82M derived: sum of 3 quarters · filed 2019-02-21 | $69.83M derived: sum of 4 quarters · filed 2019-02-21 |
| 2016-12-31 | $17.69M derived: 10-K 12 month − 10-Q 9 month · filed 2019-02-21 | $34.78M derived: sum of 2 quarters · filed 2019-02-21 | $51.79M derived: sum of 3 quarters · filed 2019-02-21 | $69.94M 10-K · filed 2019-02-21 |
| 2016-09-30 | $17.09M 10-Q · filed 2017-11-07 | $34.10M derived: sum of 2 quarters · filed 2017-11-07 | $52.25M 10-Q · filed 2017-11-07 | $68.63M derived: sum of 4 quarters · filed 2018-02-20 |
| 2016-06-30 | $17.01M 10-Q · filed 2017-08-08 | $35.16M 10-Q · filed 2017-08-08 | $51.54M derived: sum of 3 quarters · filed 2018-02-20 | $65.29M derived: sum of 4 quarters · filed 2018-02-20 |
| 2016-03-31 | $18.15M 10-Q · filed 2017-05-09 | $34.53M derived: sum of 2 quarters · filed 2018-02-20 | $48.28M derived: sum of 3 quarters · filed 2018-02-20 | $61.87M derived: sum of 4 quarters · filed 2018-02-20 |
| 2015-12-31 | $16.38M derived: 10-K 12 month − 10-Q 9 month · filed 2018-02-20 | $30.13M derived: sum of 2 quarters · filed 2018-02-20 | $43.72M derived: sum of 3 quarters · filed 2018-02-20 | $57.03M 10-K · filed 2018-02-20 |
| 2015-09-30 | $13.74M 10-Q · filed 2016-11-09 | $27.34M derived: sum of 2 quarters · filed 2016-11-09 | $40.64M 10-Q · filed 2016-11-09 | $53.22M derived: sum of 4 quarters · filed 2017-02-27 |
| 2015-06-30 | $13.59M 10-Q · filed 2016-08-09 | $26.90M 10-Q · filed 2016-08-09 | $39.47M derived: sum of 3 quarters · filed 2017-02-27 | $53.33M derived: sum of 4 quarters · filed 2017-02-27 |
| 2015-03-31 | $13.31M 10-Q · filed 2016-05-05 | $25.88M derived: sum of 2 quarters · filed 2017-02-27 | $39.74M derived: sum of 3 quarters · filed 2017-02-27 | $52.52M derived: sum of 4 quarters · filed 2017-02-27 |
| 2014-12-31 | $12.57M derived: 10-K 12 month − 10-Q 9 month · filed 2017-02-27 | $26.43M derived: sum of 2 quarters · filed 2017-02-27 | $39.22M derived: sum of 3 quarters · filed 2017-02-27 | $52.14M 10-K · filed 2017-02-27 |
| 2014-09-30 | $13.86M 10-Q · filed 2015-11-06 | $26.64M derived: sum of 2 quarters · filed 2015-11-06 | $39.56M 10-Q · filed 2015-11-06 | $52.03M derived: sum of 4 quarters · filed 2016-03-11 |
| 2014-06-30 | $12.78M 10-Q · filed 2015-08-07 | $25.70M 10-Q · filed 2015-08-07 | $38.17M derived: sum of 3 quarters · filed 2016-03-11 | $51.78M derived: sum of 4 quarters · filed 2016-03-11 |
| 2014-03-31 | $12.92M 10-Q · filed 2015-05-11 | $25.39M derived: sum of 2 quarters · filed 2016-03-11 | $39.00M derived: sum of 3 quarters · filed 2016-03-11 | $51.14M derived: sum of 4 quarters · filed 2016-03-11 |
| 2013-12-31 | $12.47M derived: 10-K 12 month − 10-Q 9 month · filed 2016-03-11 | $26.08M derived: sum of 2 quarters · filed 2016-03-11 | $38.22M derived: sum of 3 quarters · filed 2016-03-11 | $48.30M 10-K · filed 2016-03-11 |
| 2013-09-30 | $13.61M 10-Q · filed 2014-11-07 | $25.76M derived: sum of 2 quarters · filed 2014-11-07 | $35.84M 10-Q · filed 2014-11-07 | $45.13M derived: sum of 4 quarters · filed 2015-03-02 |
| 2013-06-30 | $12.14M 10-Q · filed 2014-08-08 | $22.23M 10-Q · filed 2014-08-08 | $31.52M derived: sum of 3 quarters · filed 2015-03-02 | $40.60M derived: sum of 4 quarters · filed 2015-03-02 |
| 2013-03-31 | $10.08M 10-Q · filed 2014-05-09 | $19.38M derived: sum of 2 quarters · filed 2015-03-02 | $28.46M derived: sum of 3 quarters · filed 2015-03-02 | $36.68M derived: sum of 4 quarters · filed 2015-03-02 |
| 2012-12-31 | $9.29M derived: 10-K 12 month − 10-Q 9 month · filed 2015-03-02 | $18.38M derived: sum of 2 quarters · filed 2015-03-02 | $26.60M derived: sum of 3 quarters · filed 2015-03-02 | $33.76M 10-K · filed 2015-03-02 |
| 2012-09-30 | $9.08M 10-Q · filed 2013-11-12 | $17.30M derived: sum of 2 quarters · filed 2013-11-12 | $24.47M 10-Q · filed 2013-11-12 | $31.34M derived: sum of 4 quarters · filed 2014-02-27 |
| 2012-06-30 | $8.22M 10-Q · filed 2013-08-08 | $15.38M 10-Q · filed 2013-08-08 | $22.26M derived: sum of 3 quarters · filed 2014-02-27 | $29.56M derived: sum of 4 quarters · filed 2014-02-27 |
| 2012-03-31 | $7.16M 10-Q · filed 2013-05-10 | $14.04M derived: sum of 2 quarters · filed 2014-02-27 | $21.34M derived: sum of 3 quarters · filed 2014-02-27 | $27.88M derived: sum of 4 quarters · filed 2014-02-27 |
| 2011-12-31 | $6.88M derived: 10-K 12 month − 10-Q 9 month · filed 2014-02-27 | $14.18M derived: sum of 2 quarters · filed 2014-02-27 | $20.71M derived: sum of 3 quarters · filed 2014-02-27 | $27.23M 10-K · filed 2014-02-27 |
| 2011-09-30 | $7.30M 10-Q · filed 2012-11-09 | $13.84M derived: sum of 2 quarters · filed 2012-11-09 | $20.36M 10-Q · filed 2012-11-09 | $26.54M derived: sum of 4 quarters · filed 2013-02-27 |
| 2011-06-30 | $6.53M 10-Q · filed 2012-08-09 | $13.05M 10-Q · filed 2012-08-09 | $19.23M derived: sum of 3 quarters · filed 2013-02-27 | $26.44M derived: sum of 4 quarters · filed 2013-02-27 |
| 2011-03-31 | $6.52M 10-Q · filed 2012-05-10 | $12.70M derived: sum of 2 quarters · filed 2013-02-27 | $19.91M derived: sum of 3 quarters · filed 2013-02-27 | $26.73M derived: sum of 4 quarters · filed 2013-02-27 |
| 2010-12-31 | $6.18M derived: 10-K 12 month − 10-Q 9 month · filed 2013-02-27 | $13.39M derived: sum of 2 quarters · filed 2013-02-27 | $20.21M derived: sum of 3 quarters · filed 2013-02-27 | $26.58M 10-K · filed 2013-02-27 |
| 2010-09-30 | $7.21M 10-Q · filed 2011-11-09 | $14.03M derived: sum of 2 quarters · filed 2011-11-09 | $20.40M 10-Q · filed 2011-11-09 | $27.22M derived: sum of 4 quarters · filed 2012-02-28 |
| 2010-06-30 | $6.82M 10-Q · filed 2011-08-09 | $13.19M 10-Q · filed 2011-08-09 | $20.00M derived: sum of 3 quarters · filed 2012-02-28 | $26.29M derived: sum of 4 quarters · filed 2012-02-28 |
| 2010-03-31 | $6.38M 10-Q · filed 2011-05-10 | $13.19M derived: sum of 2 quarters · filed 2012-02-28 | $19.47M derived: sum of 3 quarters · filed 2012-02-28 | $24.86M derived: sum of 4 quarters · filed 2012-02-28 |
| 2009-12-31 | $6.81M derived: 10-K 12 month − 10-Q 9 month · filed 2012-02-28 | $13.10M derived: sum of 2 quarters · filed 2012-02-28 | $18.48M derived: sum of 3 quarters · filed 2012-02-28 | $23.76M 10-K · filed 2012-02-28 |
| 2009-09-30 | $6.28M 10-Q · filed 2010-11-09 | $11.67M derived: sum of 2 quarters · filed 2010-11-09 | $16.94M 10-Q · filed 2010-11-09 | |
| 2009-06-30 | $5.38M 10-Q · filed 2010-08-06 | $10.66M 10-Q · filed 2010-08-06 | ||
| 2008-12-31 | $21.88M 10-K · filed 2011-02-28 |
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