Derivatives Bhavcopy (End of Day) Report on National Stock Exchange (NSE) Shares

Instrument	Instrument represents the type of contract i.e. Index Futures (FUTIDX), Stock Futures (FUTSTK), Index Options (OPTIDX) Stock Options (OPTSTK) and Futures Interest (FUTINT).
Instrument
Symbol	Symbol refers to a unique keyword denoted to a stock/index. Symbols are useful for trading purposes or/and getting information about the underlying instrument (like quotes etc).
Expiry Date	All derivative contracts are fixed term contracts. The date on which a contract automatically comes to an end is known as the expiry date of that contract.
Strike Price	Buying an option is like buying a right. The right could be to sell or buy a security at specified price. Price at which an option can be exercised is known as strike price.
Option Type	There are two types of options, namely, Call option or CE and Put Option or PE. A call option gives the buyer of the option the right to buy an instrument at a particular price, whereas a put option gives the buyer of the option the right to sell an instrument at a particular price.
Open Price	Open price refers to the price at which an underlying instrument opens on a given day, i.e. the first trade price on a given day.
High Price	High price refers to the maximum price at which an instrument trades on a given day.
Low Price	Low price refers to the lowest price at which an instrument trades on a given day.
Close Price	Close price refers to the price at which an instrument is last traded of a given day. The day's last trade thus determines the close price of the instrument on that day.
Settlement Price	The closing price of the underlying at the end of each day becomes its settlement price for that day. Determination of settlement price is important as it is required to assess the net daily obligation of the participants.
Number of Contracts	Number of contracts represents the total number of contracts that are executed on a given day.
Contract Value (In Lakh)	Contract value represents the value of a single contract available for trading on a given day.
Open Interest	Open interest refers to the total number of outstanding contracts for the underlying on a given day.
Change In Open Interest	Difference between the open interest at the close of a given day and at the end of previous day is the change in open interest position.
Time Stamp	Time stamp refers to the date on which trade takes place.