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Biogen (BIIB) Gains from Investment Securities (2016 - 2025)

Biogen (BIIB) has 17 years of Gains from Investment Securities data on record, last reported at -$19.3 million in Q4 2025.

  • For Q4 2025, Gains from Investment Securities rose 88.23% year-over-year to -$19.3 million; the TTM value through Dec 2025 reached -$19.3 million, up 87.91%, while the annual FY2025 figure was -$19.3 million, 87.91% up from the prior year.
  • Gains from Investment Securities reached -$19.3 million in Q4 2025 per BIIB's latest filing, up from -$30.6 million in the prior quarter.
  • Across five years, Gains from Investment Securities topped out at $503.7 million in Q3 2022 and bottomed at -$437.6 million in Q1 2021.
  • Average Gains from Investment Securities over 5 years is $2.0 million, with a median of $0.0 recorded in 2023.
  • Peak YoY movement for Gains from Investment Securities: tumbled 87620.0% in 2021, then soared 3371.43% in 2025.
  • A 5-year view of Gains from Investment Securities shows it stood at -$201.6 million in 2021, then surged by 349.85% to $503.7 million in 2022, then plummeted by 107.29% to -$36.7 million in 2023, then plummeted by 346.87% to -$164.0 million in 2024, then surged by 88.23% to -$19.3 million in 2025.
  • Per Business Quant database, its latest 3 readings for Gains from Investment Securities were -$19.3 million in Q4 2025, -$30.6 million in Q3 2025, and $6.3 million in Q2 2025.