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Asset Utilization RatioAssets AverageDebt RatioDebt to EquityEBIT MarginEBITDA MarginEBT MarginEnterprise ValueEquity AverageEquity RatioFCF MarginGross MarginInventory AverageInvested CapitalNet MarginOperating MarginReturn on AssetsReturn on Capital EmployedReturn on EquityReturn on Invested CapitalReturn on Sales

Biogen (BIIB) Operating Margin (2016 - 2025)

Biogen has reported Operating Margin over the past 17 years, most recently at 24.19% for Q4 2025.

  • Quarterly results put Operating Margin at 24.19% for Q4 2025, down 1230.0% from a year ago — trailing twelve months through Dec 2025 was 8.57% (down 439.0% YoY), and the annual figure for FY2025 was 8.57%, down 439.0%.
  • Operating Margin for Q4 2025 was 24.19% at Biogen, down from 4.62% in the prior quarter.
  • Over the last five years, Operating Margin for BIIB hit a ceiling of 36.15% in Q1 2021 and a floor of 31.65% in Q3 2023.
  • Median Operating Margin over the past 5 years was 5.3% (2023), compared with a mean of 6.37%.
  • Biggest five-year swings in Operating Margin: skyrocketed 3307bps in 2021 and later tumbled -6759bps in 2023.
  • Biogen's Operating Margin stood at 21.48% in 2021, then dropped by -20bps to 17.29% in 2022, then crashed by -69bps to 5.35% in 2023, then plummeted by -322bps to 11.9% in 2024, then crashed by -103bps to 24.19% in 2025.
  • The last three reported values for Operating Margin were 24.19% (Q4 2025), 4.62% (Q3 2025), and 5.25% (Q2 2025) per Business Quant data.