What is open interest (Oi)?

Also, I would suggest you refresh your understanding on Volumes from here. Open Interest (OI) is a number that tells you how many futures (or Options) contracts are currently outstanding (open) in the market. Remember that there are always 2 sides to a trade – a buyer and a seller.

How does fifty intraday open contracts Oi change work?

NIFTY 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 NIFTY has been going.

What does OI mean in the 'contracts held' column?

The OI information just indicates how many open positions are there in the market. Here is something you should have noticed by now. In the ‘contracts held’ column, if you assign a +ve sign to a long position and a –ve sign to a short position and add up the long and short positions, it always equates to zero.

Does Oi change when there is a transfer of contracts?

OI does not change when there is transfer of contracts from one party to another On a stand along basis OI and Volume information does not convey information, hence it makes sense to always pair it with the price to understand the impact of their respective variation Abnormally high OI indicates high leverage, beware of such situations.