Biogen (BIIB) Equity Average (2016 - 2025)
Historic Equity Average for Biogen (BIIB) over the last 17 years, with Q4 2025 value amounting to $18.2 billion.
- Biogen's Equity Average rose 1024.77% to $18.2 billion in Q4 2025 from the same period last year, while for Dec 2025 it was $18.2 billion, marking a year-over-year increase of 1024.77%. This contributed to the annual value of $17.5 billion for FY2025, which is 1097.05% up from last year.
- Biogen's Equity Average amounted to $18.2 billion in Q4 2025, which was up 1024.77% from $17.9 billion recorded in Q3 2025.
- In the past 5 years, Biogen's Equity Average registered a high of $18.2 billion during Q4 2025, and its lowest value of $10.7 billion during Q1 2021.
- Over the past 5 years, Biogen's median Equity Average value was $14.3 billion (recorded in 2023), while the average stood at $14.1 billion.
- As far as peak fluctuations go, Biogen's Equity Average crashed by 1749.38% in 2021, and later skyrocketed by 2251.99% in 2023.
- Biogen's Equity Average (Quarter) stood at $10.9 billion in 2021, then increased by 19.75% to $13.1 billion in 2022, then grew by 11.94% to $14.6 billion in 2023, then increased by 12.96% to $16.5 billion in 2024, then rose by 10.25% to $18.2 billion in 2025.
- Its Equity Average stands at $18.2 billion for Q4 2025, versus $17.9 billion for Q3 2025 and $17.3 billion for Q2 2025.