CME Group Inc
CME Group Inc (CME) Historical Volatility
CME 30-day historical volatility is 22%. This ranks in the 57th percentile of readings over the past year.
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Tracking CME historical volatility helps you see how much CME Group Inc's stock price has actually moved over past periods, giving you a baseline to judge whether current option premiums are fair, cheap, or expensive. While implied volatility tells you what the market expects, CME Group Inc's HV tells you what really happened. Use our scanner to monitor CME 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.
Historical volatility is the annualized standard deviation of an underlying's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. The CME 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing CME Group Inc's HV to its implied volatility reveals the volatility risk premium — when IV sits well above HV, option sellers tend to have an edge; when HV runs hot relative to IV, buyers may be underpaying for movement.
CME Group Inc., together with its subsidiaries, operates contract markets for the trading of futures and options on futures contracts worldwide. It offers futures and options products based on interest rates, equity indexes, foreign exchange, agricultural commodities, energy, and metals, as well as fixed income products. The company also provides clearing house services, including clearing, settling, and guaranteeing futures and options contracts, and cleared swaps products traded through its exchanges; and trade processing and risk mitigation services. In addition, the company offers a range of market data services, including real-time and historical data services.
It serves professional traders, financial institutions, institutional and individual investors, corporations, manufacturers, producers, governments, and central banks. The company was formerly known as Chicago Mercantile Exchange Holdings Inc. and changed its name to CME Group Inc. in July 2007. CME Group Inc. was founded in 1898 and is headquartered in Chicago, Illinois.
Sizing a long premium trade, modeling a covered call, or hunting volatility arbitrage all come back to one question: how much has the stock actually moved? Our scanner puts CME Group Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where CME HV is running hot, cold, or in line. Make the CME 30 day historical volatility — and every other window — work for your edge instead of against it.
As of September 28, 2026
As of September 28, 2026
See how volatility has moved over time
Track CME historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.
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