Amgen (AMGN) Tax Rate (2009 - 2026)

Amgen's Tax Rate history runs 18 years deep, the most recent figure standing at 12.72% for Q1 2026.

• In Q1 2026, Tax Rate rose 40.0% year-over-year to 12.72%; the TTM figure through Mar 2026 stood at 14.16% (up 338.0% YoY), while the FY2025 annual figure was 14.09%, up 283.0% from the prior year.
• Tax Rate was 12.72% for Q1 2026 at Amgen, up from 11.96% in the prior quarter.
• In the past five years, Tax Rate ranged from a high of 19.82% in Q4 2024 to a low of 66.18% in Q1 2024.
• Historically, Tax Rate has averaged 7.59% across 5 years, with a median of 11.88% in 2022.
• The sharpest annual moves came in 2024 and 2025: Tax Rate slumped 8364 bps in 2024, then soared 7849 bps in 2025.
• A 5-year view of Tax Rate shows it stood at 7.55% in 2022, then surged by 32 bps to 9.98% in 2023, then jumped by 99 bps to 19.82% in 2024, then tumbled by 40 bps to 11.96% in 2025, then increased by 6 bps to 12.72% in 2026.
• The last three Tax Rate figures came in at 12.72% (Q1 2026), 11.96% (Q4 2025), and 17.98% (Q3 2025), per Business Quant data.