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

Monolithic Power Systems' Tax Rate history runs 17 years deep, the most recent figure standing at 21.83% for Q1 2026.

• In Q1 2026, Tax Rate fell 51.0% year-over-year to 21.83%; the TTM figure through Mar 2026 stood at 19.04% (up 362.0% YoY), while the FY2025 annual figure 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.
• A 5-year average of 9.5% and a median of 16.29% in 2023 frame the typical range for Tax Rate.
• Across the five-year window, Tax Rate tumbled 5793 bps in 2022 and surged 4110 bps in 2024, its largest moves.
• Monolithic Power Systems' Tax Rate stood at 46.59% in 2022, then advanced by 20 bps to 37.22% in 2023, then surged by 110 bps to 3.88% in 2024, then surged by 368 bps to 18.17% in 2025, then grew by 20 bps to 21.83% in 2026.
• According to Business Quant data, Tax Rate over the past three periods registered 21.83%, 18.17%, and 12.55% for Q1 2026, Q4 2025, and Q3 2025 respectively.

Peer Comparison