Realized Variance from Daily Returns Calculator

Compute daily, weekly, and monthly realized variance from a series of log returns. Annualize using the appropriate multiplier (252 trading days). Compare to implied variance for variance risk premium.

Principal ($)
Annual Rate (%)
Years
Compounding / Year
$ Finance Disclaimer: These calculators are for educational and illustrative purposes only. Results do not constitute financial advice. Consult a licensed financial advisor before making investment or borrowing decisions.
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How It Works

Compute daily, weekly, and monthly realized variance from a series of log returns. Annualize using the appropriate multiplier (252 trading days). Compare to implied variance for variance risk premium

Each component has a specific meaning:

  • Series of log returns — The series of log returns recorded for the scenario being assessed.

Note: Interpret the realized variance daily result against the thresholds and context described above.

How to Use

Enter the series of log returns for the scenario you are assessing. Compute daily, weekly, and monthly realized variance from a series of log returns. Annualize using the appropriate multiplier (252 trading days). Compare to implied variance for variance risk premium. Use the realized variance daily result to inform your calculation.

Frequently Asked Questions