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

Monolithic Power Systems (MPWR) has 17 years of Tax Rate data on file, last reported at 21.83% in Q1 2026.

• Quarterly Tax Rate fell 51.0% year-over-year to 21.83% in Q1 2026, while the trailing twelve-month figure through Mar 2026 was 19.04% (up 362.0% YoY) and the FY2025 annual result came in at 18.89%, up 622.0% from the prior year.
• Tax Rate grew to 21.83% in Q1 2026 per MPWR's latest filing, from 18.17% in the prior quarter.
• The five-year high for Tax Rate was 23.71% in Q2 2025, with the low at 46.59% in Q4 2022.
• Average Tax Rate over 5 years is 9.5%, with a median of 16.29% recorded in 2023.
• Year-over-year, Tax Rate slumped 5793 bps in 2022 and surged 4110 bps in 2024.
• Monolithic Power Systems' Tax Rate stood at 46.59% in 2022, then grew 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 rose by 20 bps to 21.83% in 2026.
• Business Quant data shows MPWR's Tax Rate at 21.83% in Q1 2026, 18.17% in Q4 2025, and 12.55% in Q3 2025.