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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 GAAP Operating Margin (Company-Reported) by Quarter

GAAP Operating Margin (Company-Reported) (%)

Monolithic Power Systems GAAP Operating Margin (Company-Reported): 29.7% in Q3 2026, up 3.2 pts from a year earlier.

Latest, Q3 2026
29.7%
Period ended Sep 30, 2026
Change on a year earlier
+3.2 pts
26.5% in Q3 2025
History
15 quarters
Since Q1 2023
Sources
1
Documents cited below

Where the Q3 2026 figure comes from

Reported in SEC Form 8-K Earnings Commentary Summary Table.

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedGAAP Operating Margin (Company-Reported) (%)Year on yearSource
Q3 2026Sep 30, 202629.7%+3.2 pts–
Q2 2026Jun 30, 202631.0%+6.2 pts–
Q1 2026Mar 31, 202630.0%+3.5 pts–
Q4 2025Dec 31, 202526.6%+0.3 pts–
Q3 2025Sep 30, 202526.5%0.0 pts–
Q2 2025Jun 30, 202524.8%+1.8 pts–
Q1 2025Mar 31, 202526.5%+5.6 pts–
Q4 2024Dec 31, 202426.3%+2.2 pts–
Q3 2024Sep 30, 202426.5%-2.0 pts–
Q2 2024Jun 30, 202423.0%-2.5 pts–
Q1 2024Mar 31, 202420.9%-6.7 pts–
Q4 2023Dec 31, 202324.1%––
Q3 2023Sep 30, 202328.5%––
Q2 2023Jun 30, 202325.5%––
Q1 2023Mar 31, 202327.6%––

Cite this data

StockData. (2026). Monolithic Power Systems GAAP Operating Margin (Company-Reported) (%), quarterly Q1 2023–Q3 2026 [Data set]. Compiled from Monolithic Power Systems SEC filings and investor materials. https://stockdatahq.com/stocks/mpwr/kpis/gaap-operating-margin-rep

See every metric in the Monolithic Power Systems KPI table. Data updated Nov 2, 2026.