CME Daily Bulletin Open Interest-is a provider of data on the open interest of futures contracts on the CME exchange for your charts. Open interest is a special type of volume that shows how many contracts are held by market participants at any given time. This type of information is only available in the futures markets, but now, with this indicator, you can analyze this data by trading in spot markets, such as FOREX. In addition, the indicator provides data on open interest for Call / Put options on the most common futures contracts. This makes it possible to calculate non-trivial sentiment indicators, such as Call/Put Ratio, Sentiment Accumulator, B