Thermo Fisher Scientific (TMO) Tax Rate (2009 - 2026)

Thermo Fisher Scientific has disclosed Tax Rate across 18 years of filings, most recently posting 4.04% for Q1 2026.

• Quarterly Tax Rate fell 183.0% year-over-year to 4.04% in Q1 2026, while the trailing twelve-month figure through Mar 2026 was 7.03% (up 36.0% YoY) and the FY2025 annual result came in at 7.48%, down 185.0% from the prior year.
• Tax Rate fell to 4.04% in Q1 2026, from 7.11% in the prior quarter.
• Over five years, Tax Rate peaked at 17.68% in Q1 2024 and troughed at 1.94% in Q4 2022.
• A 5-year average of 7.27% and a median of 7.11% in 2025 frame the typical range for Tax Rate.
• Annual changes were most pronounced in 2024 — Tax Rate jumped 1431 bps — and 2025, when it slumped 1182 bps.
• Tracing TMO's Tax Rate over 5 years: stood at 9.74% in 2022, then declined by 21 bps to 7.64% in 2023, then increased by 1 bps to 7.73% in 2024, then slipped by 8 bps to 7.11% in 2025, then slumped by 43 bps to 4.04% in 2026.
• Business Quant data shows TMO's Tax Rate at 4.04% in Q1 2026, 7.11% in Q4 2025, and 11.34% in Q3 2025.