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Biogen (BIIB) Tax Provisions (2016 - 2025)

Historic Tax Provisions for Biogen (BIIB) over the last 17 years, with Q4 2025 value amounting to -$7.1 million.

  • Biogen's Tax Provisions fell 12862.9% to -$7.1 million in Q4 2025 from the same period last year, while for Dec 2025 it was $263.6 million, marking a year-over-year decrease of 372.53%. This contributed to the annual value of $263.6 million for FY2025, which is 372.53% down from last year.
  • Biogen's Tax Provisions amounted to -$7.1 million in Q4 2025, which was down 12862.9% from $90.8 million recorded in Q3 2025.
  • In the past 5 years, Biogen's Tax Provisions registered a high of $443.2 million during Q4 2021, and its lowest value of -$409.1 million during Q2 2021.
  • Moreover, its 5-year median value for Tax Provisions was $66.6 million (2024), whereas its average is $67.9 million.
  • Examining YoY changes over the last 5 years, Biogen's Tax Provisions showed a top increase of 323233.08% in 2021 and a maximum decrease of 19170.59% in 2021.
  • Quarter analysis of 5 years shows Biogen's Tax Provisions stood at $443.2 million in 2021, then plummeted by 87.75% to $54.3 million in 2022, then decreased by 21.36% to $42.7 million in 2023, then crashed by 41.92% to $24.8 million in 2024, then crashed by 128.63% to -$7.1 million in 2025.
  • Its Tax Provisions was -$7.1 million in Q4 2025, compared to $90.8 million in Q3 2025 and $109.2 million in Q2 2025.