Amphenol (APH) Tax Rate (2009 - 2026)

Amphenol has disclosed Tax Rate across 18 years of filings, most recently posting 42.68% for Q1 2026.

• Tax Rate for Q1 2026 came in at 42.68%, up 1997.0% year-over-year; the trailing twelve-month figure through Mar 2026 was 105.96% (up 611.0% YoY), and the FY2025 annual result was 130.03%, down 1133.0% from the prior year.
• Tax Rate came in at 42.68% for Q1 2026 at Amphenol, up from 15.01% in the prior quarter.
• In the past five years, Tax Rate ranged from a high of 42.68% in Q1 2026 to a low of 16.18% in Q4 2023.
• The 5-year median for Tax Rate is 20.93% (2023), against an average of 14.26%.
• Across the five-year window, Tax Rate sank 746 bps in 2023 and soared 1997 bps in 2026, its largest moves.
• Amphenol's Tax Rate stood at 8.72% in 2022, then slumped by 86 bps to 16.18% in 2023, then gained by 9 bps to 14.7% in 2024, then retreated by 2 bps to 15.01% in 2025, then jumped by 384 bps to 42.68% in 2026.
• The last three Tax Rate figures came in at 42.68% (Q1 2026), 15.01% (Q4 2025), and 23.51% (Q3 2025), per Business Quant data.