Ulcer Index
Calculate Ulcer Index instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.
Ulcer Index
√(Σ%DD² / N)
Ulcer Index
5
More about: Ulcer Index
What it calculates
The “Ulcer Index” calculator computes Ulcer Index from 1 parameter: √(σ%dd² / n).
Used by investors to estimate returns, project savings, and analyze a portfolio.
Example calculation
With parameters √(Σ%DD² / N) = 5 the result is 5.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.