Monolithic Power Systems, Inc.
MPWRNasdaqSemiconductors & Related DevicesFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 5, 2026Score 18/3074% above fair value
$1243.95+32.32 (+2.67%)
Close on Nov 2, 2026Market cap $61.13BP/E 76.0Yield 0.50%
Monolithic Power Systems Non-GAAP Operating Expenses by Quarter
Non-GAAP Operating Expenses ($M)
Monolithic Power Systems Non-GAAP Operating Expenses: $205M in Q3 2026, up 38.4% from a year earlier. That is the highest of the 39 quarters on record here.
Latest, Q3 2026
205
Period ended Sep 30, 2026
Change on a year earlier
+38.4%
148 in Q3 2025
History
39 quarters
Since Q1 2017
Sources
1
Documents cited below
Where the Q3 2026 figure comes from
Reported in SEC Form 8-K Item 2.02 Reconciliations.
Quarterly history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | Non-GAAP Operating Expenses ($M) | Year on year | Source |
|---|---|---|---|---|
| Q3 2026 | Sep 30, 2026 | 205 | +38.4% | – |
| Q2 2026 | Jun 30, 2026 | 178 | +29.1% | – |
| Q1 2026 | Mar 31, 2026 | 158 | +18.6% | – |
| Q4 2025 | Dec 31, 2025 | 148 | +17.4% | – |
| Q3 2025 | Sep 30, 2025 | 148 | +18.5% | – |
| Q2 2025 | Jun 30, 2025 | 138 | +23.2% | – |
| Q1 2025 | Mar 31, 2025 | 134 | +29.1% | – |
| Q4 2024 | Dec 31, 2024 | 126 | +30.4% | – |
| Q3 2024 | Sep 30, 2024 | 125 | +29.5% | – |
| Q2 2024 | Jun 30, 2024 | 112 | +16.3% | – |
| Q1 2024 | Mar 31, 2024 | 103 | +7.7% | – |
| Q4 2023 | Dec 31, 2023 | 96.8 | +2.1% | – |
| Q3 2023 | Sep 30, 2023 | 96.6 | -1.8% | – |
| Q2 2023 | Jun 30, 2023 | 96.0 | +3.6% | – |
| Q1 2023 | Mar 31, 2023 | 96 | +10.9% | – |
| Q4 2022 | Dec 31, 2022 | 94.8 | +14.2% | – |
| Q3 2022 | Sep 30, 2022 | 98.4 | +25.1% | – |
| Q2 2022 | Jun 30, 2022 | 92.7 | +31.8% | – |
| Q1 2022 | Mar 31, 2022 | 86.6 | +30.7% | – |
| Q4 2021 | Dec 31, 2021 | 83.0 | +30.5% | – |
| Q3 2021 | Sep 30, 2021 | 78.7 | +33.1% | – |
| Q2 2021 | Jun 30, 2021 | 70.3 | +38.8% | – |
| Q1 2021 | Mar 31, 2021 | 66.3 | +43.8% | – |
| Q4 2020 | Dec 31, 2020 | 63.6 | +52.3% | – |
| Q3 2020 | Sep 30, 2020 | 59.1 | +39.1% | – |
| Q2 2020 | Jun 30, 2020 | 50.7 | +25.7% | – |
| Q1 2020 | Mar 31, 2020 | 46.1 | +18.1% | – |
| Q4 2019 | Dec 31, 2019 | 41.8 | +7.9% | – |
| Q3 2019 | Sep 30, 2019 | 42.5 | +4.9% | – |
| Q2 2019 | Jun 30, 2019 | 40.3 | +9.3% | – |
| Q1 2019 | Mar 31, 2019 | 39.0 | +11.5% | – |
| Q4 2018 | Dec 31, 2018 | 38.7 | +14.2% | – |
| Q3 2018 | Sep 30, 2018 | 40.5 | +23.0% | – |
| Q2 2018 | Jun 30, 2018 | 36.9 | +18.2% | – |
| Q1 2018 | Mar 31, 2018 | 35 | +20.0% | – |
| Q4 2017 | Dec 31, 2017 | 33.9 | – | – |
| Q3 2017 | Sep 30, 2017 | 32.9 | – | – |
| Q2 2017 | Jun 30, 2017 | 31.2 | – | – |
| Q1 2017 | Mar 31, 2017 | 29.2 | – | – |
Cite this data
StockData. (2026). Monolithic Power Systems Non-GAAP Operating Expenses ($M), quarterly Q1 2017–Q3 2026 [Data set]. Compiled from Monolithic Power Systems SEC filings and investor materials. https://stockdatahq.com/stocks/mpwr/kpis/ng-opex
See every metric in the Monolithic Power Systems KPI table. Data updated Nov 2, 2026.