Biogen (BIIB) Net Margin (2016 - 2026)

Biogen has reported Net Margin over the past 18 years, most recently at 12.89% for Q1 2026.

For Q1 2026, Net Margin rose 300.0% year-over-year to 12.89%; the TTM value through Mar 2026 reached 13.81%, down 126.0%, while the annual FY2025 figure was 13.07%, 380.0% down from the prior year.
Net Margin for Q1 2026 was 12.89% at Biogen, up from 2.15% in the prior quarter.
Over five years, Net Margin peaked at 45.59% in Q3 2022 and troughed at 2.54% in Q3 2023.
A 5-year average of 17.48% and a median of 16.13% in 2023 define the central range for Net Margin.
Biggest five-year swings in Net Margin: surged 5044bps in 2022 and later crashed -4813bps in 2023.
Year by year, Net Margin stood at 21.97% in 2022, then tumbled by -53bps to 10.43% in 2023, then grew by 4bps to 10.86% in 2024, then tumbled by -120bps to 2.15% in 2025, then skyrocketed by 701bps to 12.89% in 2026.
Business Quant data shows Net Margin for BIIB at 12.89% in Q1 2026, 2.15% in Q4 2025, and 18.4% in Q3 2025.

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