Amylyx Pharmaceuticals (AMLX) Tax Rate (2022 - 2025)

Amylyx Pharmaceuticals has reported Tax Rate over the past 4 years, most recently at 0.14% for Q4 2025.

  • For Q4 2025, Tax Rate rose 19.0% year-over-year to 0.14%; the TTM value through Dec 2025 reached 0.03%, down 16283.0%, while the annual FY2025 figure was 0.03%, 16283.0% down from the prior year.
  • Tax Rate for Q4 2025 was 0.14% at Amylyx Pharmaceuticals, up from 0.33% in the prior quarter.
  • Over five years, Tax Rate peaked at 30.4% in Q4 2023 and troughed at 12.12% in Q1 2023.
  • A 4-year average of 2.94% and a median of 0.14% in 2025 define the central range for Tax Rate.
  • Biggest five-year swings in Tax Rate: surged 3004bps in 2023 and later tumbled -3073bps in 2024.
  • Year by year, Tax Rate stood at 0.37% in 2022, then surged by 8194bps to 30.4% in 2023, then plummeted by -101bps to 0.33% in 2024, then surged by 57bps to 0.14% in 2025.
  • Business Quant data shows Tax Rate for AMLX at 0.14% in Q4 2025, 0.33% in Q4 2024, and 0.2% in Q1 2024.