Planned changes in the securities and FX markets system

Please be informed about the planned changes in the Securities and FX markets system that take affect starting from September 22, 2025.

SECURITIES MARKET

• New versions of ASTS Bridge broker interface - Broker55 and BrokerRisk55
• Order with weighted average limit (WLIM)
• Cancellation of opening auction in evening session for stock market
• Cancellation of opening auction in evening session for bond market
• Start of morning additional session at 06:50 for federal loan bonds
• Resumption of evening session on REPO market
• New bond marking for cases where the record date for bondholders falls after the coupon payment date
• Addition of a new field "Main Session Evaluation" in the Financial Instruments table
• Admission of bonds to trading in OTC with CCP boards without simultaneous admission to REPO boards
• Additional placement of federal loan bonds - acceptance of Central Bank bids only
• Secondary trading on the placement start date will be unavailable if no placement transactions have been completed
• Issuer's inability to choose the yield calculation formula in the personal account
• Update of complex product marking during the day in case of changes in Interfax (October 2025)

FX MARKET

• Access to information for logins restricted by Trade account

The full list of changes is given in the attached file. The list of changes can be modified, in this case MOEX will provide an update.