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Changes to Market Operation Rules for Borsa Istanbul Derivatives Market (VIOP) Announced

Changes to Borsa Istanbul Derivatives Market (VIOP) Operation Rules are released with the Announcement dated September 10, 2015. 

Please find below a summary of the main changes:

  • Since the trading hours at Borsa Istanbul Equity Market will change in connection with the Equity Market's migration to BISTECH technology, Trading hours for the Single Stock and Index Futures and Options Contracts at Borsa Istanbul VIOP will be changed accordingly. Thus, Non-trading period at noon will be eliminated for the aforesaid Contracts and they will trade continuously starting from the trading day at the Equity Market's BISTECH technology migration date.

  • For the Base-Load Electricity Futures contracts, maximum order size for the Main Board and the minimum order size for the Negotiated Deals Boards are decreased from 2000 to 100 contracts in line with the demand from the market participant. Furthermore, the contract months for the Base-Load Electricity Futures Contract will be 16 months which includes the current contract month and the nearest 15 contract months. These will come into force with effect from September 28, 2015.

  • The methods of calculating the expiry day settlement prices for USDTRY Futures, EURTRY Futures, Gold Futures Contracts and USDTRY Option Contracts and strike prices for USDTRY Option Contracts have been changed to the average of selling and buying rate announced by the Central Bank of the Republic of Turkey at 15:30 of the last trading day instead of the current method having only the selling rate announced by the Central Bank of the Republic of Turkey at 15:30. This change will come into force with effect from the beginning of 2016 for the relevant contract months.

For the full text of the up-to-date version of the Circular, visit the following link:

If you have any questions, please contact VIOP on: This email address is being protected from spambots. You need JavaScript enabled to view it..

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