Euronext Eurozone ESG Large 80 Index Mini Options
Exchange contract codeMSO
Contract sizeContract valued at €1 per index point (e.g. value €1,800 at 1,800)
Unit of trading1
Pricing unit/quotationEuros per index point
Minimum price movement (tick size and value)Central Order Book: 0.5 Index Point (€0.5 per contract)

Large-in-Scale Facility: 0.1 (€0.1 per contract)
Option styleEuropean style
Holders of long positions are only entitled to exercise their options on the expiration date.
Expiry months1, 2, 3 monthly
Introduction of new exercise prices and exercise price intervalsSee the document "Series Introduction Policy CAC 40 Index Options" in "Related documentation" to find the series introduction policy.
Introduction of new expiry monthsA new expiry week is available for trading on the Friday two weeks before its expiry date
Wholesale servicesLarge-in-Scale Facility.
See the “LIS Thresholds” document for the minimum size thresholds.
Euronext marketParis
Last trading dayTrading ceases at 16:00 CET on the last trading day of the specific weekly option class. In the event that this Friday is not a business day, the Last Trading Day shall normally be the last business day preceding this Friday.
ExerciseExercise until 19:15 CET on Last Trading Day only[1]
SettlementCash Settlement based on the EDSP
Settlement dayFirst business day after the Last Trading Day
Exchange Delivery Settlement Price (EDSP)Price determined on the Last Trading Day. Euronext calculates the settlement index as the arithmetic mean of all index values calculated and disseminated between 15:40 and 16:00 CET, rounded to two decimal places. Such settlement index is taken, and rounded to one decimal place, to produce the closing settlement price[2]
Option premiumPayable in full by the buyer on the business day following a transaction.
Clearing organizationEuronext Clearing 
Trading hoursCentral Order Book: 09:01 – 17:30 CET
Large-in-Scale Facility: 07:15 – 18:30 CET
Trading platformOptiq
AlgorithmCentral order book applies a price-time trading algorithm with priority given to the first order at the best price.
Last update9 SEP 2024

[1] On the Last Trading Day, in-the-money options are automatically exercised, unless contrary instructions are received from the client/member. Please check the exact exercise rules with your broker.

[2] Please refer to Paris Notice No. 2012–11 issued on 26 July 2012 which provides details of the procedures to be followed when determining the closing settlement price in case of special market circumstances.