Monolithic Power Systems (MPWR) Tax Rate (2010 - 2026)

Monolithic Power Systems has disclosed Tax Rate across 17 years of filings, most recently posting 21.83% for Q1 2026.

• Tax Rate for Q1 2026 came in at 21.83%, down 51.0% year-over-year; the trailing twelve-month figure through Mar 2026 was 19.04% (up 362.0% YoY), and the FY2025 annual result was 18.89%, up 622.0% from the prior year.
• Tax Rate came in at 21.83% for Q1 2026 at Monolithic Power Systems, up from 18.17% in the prior quarter.
• In the past five years, Tax Rate ranged from a high of 23.71% in Q2 2025 to a low of 46.59% in Q4 2022.
• The 5-year median for Tax Rate is 16.29% (2023), against an average of 9.5%.
• Across the five-year window, Tax Rate plunged 5793 bps in 2022 and jumped 4110 bps in 2024, its largest moves.
• Monolithic Power Systems' Tax Rate stood at 46.59% in 2022, then gained by 20 bps to 37.22% in 2023, then jumped by 110 bps to 3.88% in 2024, then jumped by 368 bps to 18.17% in 2025, then climbed by 20 bps to 21.83% in 2026.
• The last three Tax Rate figures came in at 21.83% (Q1 2026), 18.17% (Q4 2025), and 12.55% (Q3 2025), per Business Quant data.