SENSEX Intraday Change In Open Interest provides the total number of outstanding contracts that have been added upto a given point of a day for the current expiry day for all the strike provides in a multi line chart format. This chart gives clear view of the trend as all the strike prices including At the money, closer in the money and closer to out of the money so that Trader can decide whether calls are being added more or calls are being added more and trader can follow the trend based on this. It means total number of lots that have been written or added during intraday for all the strike prices of an index or a stock for the current expiry. Here, we provide the number of total lots (Nifty it is 50 for lot and BankNifty it is 25 per lot) that have been added for all the strike prices of SENSEX during intraday. It will provide the trend of the index or stock. If more calls are written then it is bearish. If more puts are written it is bullish. If same strike puts and calls at the same level or puts and calls are having equal number at any strike for SENSEX it is called short straddle hence most likely SENSEX may not make big moves during intraday. Even if it makes big moves it so happens that both call and put strike price may lose value and will profit the option sellers. SENSEX intraday open contracts OI change provides human readable charts so that traders can make decisions easily. Also, one can go back or forward in 5/15/30/60/120 minutes to see the past/future data. It will easily tell us which direction SENSEX has been going. If SENSEX strike 16000 has puts 50,000 lots of contracts are added and only 7000 calls are added then 16000 may act as support. if 16200 has 70,000 calls and only 12000 puts are written then most likely 16200 will act as resistance. Please check out NiftyOIData for OI related data. You can click on the strike prices below the chart to include/exclude in chart.