Ameren vs Duke Energy: revenue, profit, margins and growth compared
Ameren brought in $8.8B of revenue in fiscal 2025, Duke Energy $32.2B in fiscal 2025. Revenue changed by +15.4% at Ameren and +6.2% at Duke Energy on the year before, so Ameren grew faster. Ameren kept 16.5% of its revenue as net profit, Duke Energy 15.4%. Free cash flow was -$775M at Ameren and -$1.7B at Duke Energy.
Fiscal years as each company reports them; the two may end in different months.
Questions about Ameren and Duke Energy
Which is bigger by revenue, Ameren or Duke Energy?
Duke Energy is bigger by revenue: $32.2B in fiscal 2025, against $8.8B for Ameren in fiscal 2025.
Which keeps more of its revenue as profit, Ameren or Duke Energy?
Ameren had a net margin of 16.5% in fiscal 2025; Duke Energy had 15.4% in fiscal 2025.
Which grew revenue faster, Ameren or Duke Energy?
In their latest fiscal years revenue changed by +15.4% at Ameren and +6.2% at Duke Energy.
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.