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Biogen (BIIB) Long-Term Deferred Tax (2017 - 2025)

Biogen (BIIB) has 9 years of Long-Term Deferred Tax data on record, last reported at $292.5 million in Q4 2025.

  • For Q4 2025, Long-Term Deferred Tax fell 9.78% year-over-year to $292.5 million; the TTM value through Dec 2025 reached $292.5 million, down 9.78%, while the annual FY2025 figure was $292.5 million, 9.78% down from the prior year.
  • Long-Term Deferred Tax reached $292.5 million in Q4 2025 per BIIB's latest filing, down from $312.4 million in the prior quarter.
  • Across five years, Long-Term Deferred Tax topped out at $1.8 billion in Q2 2021 and bottomed at $292.5 million in Q4 2025.
  • Average Long-Term Deferred Tax over 5 years is $1.0 billion, with a median of $1.1 billion recorded in 2022.
  • Peak YoY movement for Long-Term Deferred Tax: skyrocketed 31.87% in 2021, then tumbled 67.75% in 2025.
  • A 5-year view of Long-Term Deferred Tax shows it stood at $1.4 billion in 2021, then fell by 13.33% to $1.2 billion in 2022, then dropped by 24.28% to $928.6 million in 2023, then tumbled by 65.09% to $324.2 million in 2024, then decreased by 9.78% to $292.5 million in 2025.
  • Per Business Quant database, its latest 3 readings for Long-Term Deferred Tax were $292.5 million in Q4 2025, $312.4 million in Q3 2025, and $330.9 million in Q2 2025.