Biogen (BIIB) Profit After Tax (2009 - 2026)

Biogen's Profit After Tax history runs 18 years deep, the most recent figure standing at $319.5 million for Q1 2026.

• In Q1 2026, Profit After Tax rose 32.85% year-over-year to $319.5 million; the TTM figure through Mar 2026 stood at $1.4 billion (down 7.26% YoY), while the FY2025 annual figure was $1.3 billion, down 20.79% from the prior year.
• Profit After Tax was $319.5 million for Q1 2026 at Biogen, up from -$48.9 million in the prior quarter.
• In the past five years, Profit After Tax ranged from a high of $1.1 billion in Q3 2022 to a low of -$68.3 million in Q3 2023.
• Historically, Profit After Tax has averaged $428.3 million across 5 years, with a median of $388.5 million in 2024.
• The sharpest annual moves came in 2022 and 2025: Profit After Tax jumped 2368.78% in 2022, then tumbled 118.34% in 2025.
• A 5-year view of Profit After Tax shows it stood at $465.1 million in 2022, then slumped by 46.31% to $249.7 million in 2023, then climbed by 6.81% to $266.7 million in 2024, then sank by 118.34% to -$48.9 million in 2025, then surged by 753.37% to $319.5 million in 2026.
• The last three Profit After Tax figures came in at $319.5 million (Q1 2026), -$48.9 million (Q4 2025), and $466.5 million (Q3 2025), per Business Quant data.