Use the Options Open Interest Heatmap Tool to track where positions are concentrated. View current open interest and changes in volume and OI by strike, put or call, and expiration.

View the aggregate net change in open interest by option strike, reflecting the latest multilateral compression cycle on May 25, 2021. ... DATAMINE: VIEW MORE THAN 40 YEARS OF VOLUME AND OPEN INTEREST DATA WITH DATAMINE.

Traders can think of open interest as the cash flowing to the market. As open interest increases, more money is moving into the futures contract and as open interest declines money is moving out of the futures contract. CME Group products with the largest open interest include Eurodollars, Treasuries and stock index futures.

Open Interest is a key metric in options trading, providing valuable insights into market activity and liquidity. Traders and investors often use open interest in combination with other indicators to make informed trading decisions.

Market Data Physical Commodity Prices Grain Prices & Yield Forecasts Commodity Fundamentals News Feeds Company Data Weather & Geospatial ... U.S. Dollar Index ... Stocks Percent Change Top 100 Stocks Stocks Highs/Lows Stocks Volume Leaders Unusual Options Activity Options Volume Leaders · Commodities Grains Energies Alerts Pre-Market Post-Market ... Change in Open Interest highlights contracts with the largest daily increase in Open Interest.

Display option open interest data for each underlying stock symbol, including put open interest, call open interest, and put/call ratio as well as percent change daily and versus 20 day moving average. Use tables to quickly find stocks with highest open interest changes and volumes.

Open Interest · Stock Loan Volume · Today's Most Active Options · Volume by Account Type · Volume by Exchange · Volume Query · Other Market Data Info · Batch Processing · Data Sales · Futures Open Interest Batch Processing Info · This website uses tracking technologies to enhance user experience and to analyze performance.

Volume and open interest reports for CME Group futures and options contain monthly and weekly data available free of charge. Please note: The Daily Volume and Open Interest Report is released at the end of each trading day and is a preliminary report. CME Group releases official data in the ...

June 3, 2026 - OI Spurts: Open Interest is the total number of outstanding contracts that are held by market participants at the end of the day. Learn more about OI Spurts stocks/ shares at NSE India.

Looking for volume and trading data? OCC offers expansive and comprehensive market data reports such as volume, open interest, series & trading data and contract adjustment information.

May 16, 2024 - Open interest is calculated at the end of each trading day, not in real time, so the data you see quoted is from the previous trading day.

3 weeks ago - View $SPX: S&P 500 Index Open Interest chart.

View the latest option charts and visuals to help you make informed options trades. Analyze key data such as option volume, open interest, max pain, implied volatility, and probabilities.

Open Interest is available for both traditional futures contracts and crypto derivatives. For crypto, data is available intraday at a minute timeframe, for traditional futures – only for daily bars.

View $NDX: NASDAQ 100 Open Interest chart.

Open Interest (Start of Day): The total number of open contracts at the beginning of the day, helping assess if new positions are being added or existing positions are being closed.

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Percent Change in Open Interest highlights contracts with the largest daily percentage increase in Open Interest. An increase in Open Interest from the previous session indicates the opening of new positions, while a decrease indicates closing positions.

July 22, 2025 - Open interest is the total number of active contracts in the market that haven't been closed. These contracts are outstanding derivatives, specifically unsettled futures and options.

Bitcoin aggregated open interest chart, statistics, markets and more. Historical Bitcoin open interest chart.