1.Sales and profit
See section →- Otter Tail had $1.3B of revenue in fiscal 2025, down 2.3% on the year before. Over five years, revenue changed +8.0% a year on average.
- Its operating margin was 26.6%, down 2.0 pts: of every 100 in sales, about 27 is left after running the business.
- Otter Tail made $276M of net profit in fiscal 2025. From fiscal 2016 to 2025, diluted EPS grew 16.9% a year.




