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Value at Risk (Parametric) Calculator

VaR = P × σ × z × √t — worst expected loss at confidence level.

Calculates the parametric Value at Risk (VaR) for a portfolio from portfolio value, volatility, confidence level, and holding period.

Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

VaR = Portfolio_value × σ_daily × z × √t

In depth

Calculates the parametric Value at Risk (VaR) for a portfolio from portfolio value, volatility, confidence level, and holding period.