Description

BSE schedules mock trading session for equity segment on September 6, 2025 for members to test trading systems and new BOLT Pro TWS version 12.03.

Summary

BSE has scheduled a mock trading session for the Equity segment on Saturday, September 6, 2025. The session will include the release of new BOLT Pro TWS version 12.03 and allows members to test their trading systems and applications in various market conditions.

Key Points

  • Mock trading session scheduled for Saturday, September 6, 2025
  • New BOLT Pro TWS version 12.03 will be released
  • Members can participate in either mock trading or UAT environment
  • Third-party trading platform users can test various functionalities
  • Testing covers exceptional market conditions, call auctions, risk-reduction mode, trading halts, and block deals
  • Feedback required by 4:30 PM on the same day

Trading Schedule

  • Log-in: 10:15 AM - 10:45 AM
  • Morning Block Deal Window: 10:45 AM - 11:00 AM
  • Pre-Open Order Entry: 11:00 AM - 11:08 AM
  • Pre-Open Matching: 11:08 AM - 11:15 AM
  • Continuous Trading T+1: 11:15 AM - 3:30 PM
  • Continuous Trading T+0: 11:15 AM - 1:30 PM
  • Periodic Call Auction: 11:30 AM - 3:30 PM (4 sessions of 1 hour)
  • Closing Session: 3:30 PM - 3:40 PM
  • Post-closing: 3:40 PM - 3:50 PM

Compliance Requirements

  • Members must comply with SEBI circular SEBI/HO/MRD1/DSAP/CIR/P/2020/234 dated November 24, 2020
  • Reference to Exchange Notice No 20201201-22 for testing software used in trading and risk management
  • Mandatory feedback submission by 4:30 PM on September 6, 2025

Important Dates

  • Mock Trading Date: September 6, 2025 (Saturday)
  • Feedback Deadline: 4:30 PM on September 6, 2025

Impact Assessment

Medium impact on trading operations as this is a scheduled testing session that allows members to validate their systems with the new TWS version. The session provides opportunity for comprehensive testing of various trading functionalities and exceptional market conditions without affecting live trading.

Impact Justification

Scheduled system testing session with new TWS version release affects trading operations but is routine maintenance