Implied Volatility Tracker

Use this free dashboard to check whether a ticker's volatility looks elevated or calm versus its own recent history. The chart uses realized volatility from daily returns as a practical proxy.

What it shows

The tracker estimates a short-horizon annualized volatility reading, compares it with a longer baseline, and places the current reading in historical context with a percentile. It is useful for answering a simple question: does this ticker look relatively hot or quiet right now?

What "IV proxy" means

True implied volatility comes from option prices and depends on strike, expiry, rates, dividends, and supply and demand. This dashboard does not ingest or redistribute options quotes. Instead, it uses realized volatility of the underlying as a proxy. RV and IV often co-move, but they are not equal. The proxy can miss event-driven repricing and options-specific effects like skew and term structure.

How to read IV percentile

The "IV Percentile" is the percentile rank of the current proxy versus the proxy's own historical values over the chosen lookback. A value of 90% means the current proxy is higher than roughly 90% of observations in the window. A value of 10% means it is lower than about 90% of history. This is an informational percentile, not a forecast.