Biogen (BIIB) Retained Earnings (2009 - 2026)

Biogen's Retained Earnings history runs 18 years deep, the most recent figure standing at -$140.2 million for Q1 2026.

• In Q1 2026, Retained Earnings fell 100.72% year-over-year to -$140.2 million; the TTM figure through Mar 2026 stood at -$140.2 million (down 100.72% YoY), while the FY2025 annual figure was $20.6 billion, up 6.71% from the prior year.
• Retained Earnings was -$140.2 million for Q1 2026 at Biogen, down from $20.6 billion in the prior quarter.
• In the past five years, Retained Earnings ranged from a high of $20.6 billion in Q4 2025 to a low of -$214.8 million in Q3 2025.
• Historically, Retained Earnings has averaged $6.7 billion across 5 years, with a median of -$140.2 million in 2026.
• Biggest YoY gain for Retained Earnings was 13891.16% in 2025; the steepest drop was 101.13% in 2025.
• A 5-year view of Retained Earnings shows it stood at -$164.9 million in 2022, then surged by 10789.87% to $17.6 billion in 2023, then grew by 9.26% to $19.3 billion in 2024, then increased by 6.71% to $20.6 billion in 2025, then tumbled by 100.68% to -$140.2 million in 2026.
• The last three Retained Earnings figures came in at -$140.2 million (Q1 2026), $20.6 billion (Q4 2025), and -$214.8 million (Q3 2025), per Business Quant data.