Index options on the S&P 100 are traded with the ticker symbol "OEX". Because of the popularity of these options, investors often refer to the index by its ticker symbol.

Find the latest information on ^OEX (^OEX) including data, charts, related news and more from Yahoo Finance

Apr 27, 2025 · What Is OEX? OEX, which trades on the Chicago Board Options Exchange (CBOE), is the ticker symbol used to identify Standard & Poor's 100 index options.

4 days ago · View the full S&P 100 Index (OEX) index overview including the latest stock market news, data and trading information.

Get S&P 100 (.OEX:INDEX) real-time stock quotes, news, price and financial information from CNBC.

View live S&P 100 Index chart to track latest index dynamics. CBOE:OEX ideas, forecasts and market news are at your disposal as well.

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2 days ago · OEX | A complete S&P 100 Index index overview by MarketWatch. View stock market news, stock market data and trading information.

Dec 31, 2025 · Today's Open Interest: The total open interest for all option contracts (across all expiration dates). Open Int (30-Day): The average total open interest for all option contracts (across …

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