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Legenda - Derivatives

Last price: price of last contract concluded.

Volume last trade: number of contracts traded in the last transaction.

Chng%: percentage change calculated as the difference between the Last Price and the previous day's Closing Price.

Time: time of the last transaction.

Opening Price: first trading Price.

Closing Price: price determined by the Cassa di Compensazione e Garanzia that is used to calculate the percentage change.

Settlement Price: for index products (FIB, miniFIB and MIBO options) the settlement Price is equal to the value of the index calculated based on the opening Prices of the financial instruments comprising it recorded on the expiry date. For the IDEM Stock Futures the settlement Price is equal to the opening Price of the security on the expiry date.
For the monthly power futures the settlement price shall be equal to the arithmetic mean of  the Single National Price (“Prezzo Unico Nazionale” - PUN) in the delivery period. The Single National Price for the purchase of electricity in Italy is calculated for each hour of the following day on the basis of the results of the trading on the Day-Ahead Market managed by Gestore del Mercato Elettrico S.p.A.

Day Low/High: minimum and maximum Price recorded by the security during the trading day.

Contract Low/High: minimum and maximum Price recorded by the security since the first trading day of the year.

Total volume of contracts:
total number of contracts traded during the day.

Number of Trades:
number of transactions during the stock exchange day (one transaction may cover more than one derivatives contract).

Previous Open Interest:
number of contracts outstanding at the end of the previous day.

Day Open Interest:
the number of contracts outstanding at the end of the current day.

Multiplier/ Lot Size:
for index products the multiplier is the value in euros of each index point. For futures and options on single shares the minimum lot refers to the number of shares covered by the contract.

For the lot size of derivatives contracts object of adjustment, please refer to the following links:


Market Status: the market phase including the security during the course of the day .

Trend Indicator: indicator that records the trend between the last and last-but-one Price of the day (rising, falling and static).

Implied Volatility: the implied volatility of an option is that value of volatility, which was replaced in the pricing formula of Black & Scholes, yields the market price of the option. The data on this site refers to the closing price of each option and it is updated daily.

Data update

Last and Chng%: data in real time.

Intraday and Book: 15 minutes delayed data.


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