Sortino Downside Deviation

Calculate Sortino Downside Deviation instantly with the exact formula and a worked example. Free online calculator — no signup.

Sortino Downside Deviation

Return r
Risk-free r_f
Downside deviation
Sortino
1
S = (r − r_f) / DDCalculate Sortino Downside Deviation instantly with the exact formula and a worked example. Free online calculator — no signup.
r − r_f
0,08
DD
0,08
Sortino
1

More about: Sortino Downside Deviation

What it calculates

The “Sortino Downside Deviation” calculator computes Sortino from 3 parameters: return r, risk-free r_f, downside deviation.

Used by investors to estimate returns, project savings, and analyze a portfolio.

Example calculation

With parameters Return r = 0.12, Risk-free r_f = 0.04, Downside deviation = 0.08 the result is 1 (S = (r − r_f) / DD).

How to use

  1. Enter the parameter values — every field above is adjustable with a slider.
  2. The result and related metrics are calculated automatically as you type.
  3. Use the additional metrics shown (if any) where needed.
  4. Copy the result or bookmark the page.

Related calculators