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Alnylam Pharmaceuticals (ALNY) Tax Rate (2019 - 2026)

Alnylam Pharmaceuticals (ALNY) has disclosed Tax Rate for 11 consecutive years, with 7.07% as the latest value for Q1 2026.

  • For Q1 2026, Tax Rate rose 67780.0% year-over-year to 7.07%; the TTM value through Mar 2026 reached 1.66%, down 2544.0%, while the annual FY2025 figure was 2.91%, 2338.0% down from the prior year.
  • Tax Rate hit 7.07% in Q1 2026 for Alnylam Pharmaceuticals, up from 29.31% in the prior quarter.
  • Across five years, Tax Rate topped out at 56.81% in Q4 2024 and bottomed at 670.73% in Q1 2025.
  • Average Tax Rate over 5 years is 46.29%, with a median of 0.99% recorded in 2022.
  • Year-over-year, Tax Rate plummeted -66704bps in 2025 and then soared 67780bps in 2026.
  • Alnylam Pharmaceuticals' Tax Rate stood at 0.23% in 2022, then skyrocketed by 42bps to 0.13% in 2023, then surged by 42846bps to 56.81% in 2024, then crashed by -152bps to 29.31% in 2025, then soared by 124bps to 7.07% in 2026.
  • According to Business Quant data, Tax Rate over the past three periods came in at 7.07%, 29.31%, and 4.32% for Q1 2026, Q4 2025, and Q3 2025 respectively.