Amgen vs Biogen: revenue, profit, margins and growth compared
Amgen brought in $36.8B of revenue in fiscal 2025, Biogen $9.9B in fiscal 2025. Revenue changed by +10.0% at Amgen and +2.2% at Biogen on the year before, so Amgen grew faster. Amgen kept 21.0% of its revenue as net profit, Biogen 13.1%. Free cash flow was $8.1B at Amgen and $2.1B at Biogen.
Fiscal years as each company reports them; the two may end in different months.
Questions about Amgen and Biogen
Which is bigger by revenue, Amgen or Biogen?
Amgen is bigger by revenue: $36.8B in fiscal 2025, against $9.9B for Biogen in fiscal 2025.
Which keeps more of its revenue as profit, Amgen or Biogen?
Amgen had a net margin of 21.0% in fiscal 2025; Biogen had 13.1% in fiscal 2025.
Which grew revenue faster, Amgen or Biogen?
In their latest fiscal years revenue changed by +10.0% at Amgen and +2.2% at Biogen.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.