Description

BSE announces mock trading session for equity segment on September 6, 2025, with detailed trading timings and new BOLT Pro TWS version 12.03 release.

Summary

BSE has scheduled a mock trading session for the Equity segment on Saturday, September 06, 2025. This session allows trading members to test their systems and software, with the release of new BOLT Pro TWS version 12.03. Members can participate in either the mock trading session or UAT environment to fulfill regulatory requirements.

Key Points

  • Mock trading scheduled for Saturday, September 06, 2025
  • New BOLT Pro TWS version 12.03 will be released
  • Members can choose between mock trading session or UAT environment
  • Third-party trading platform users can test various functionalities
  • Comprehensive trading schedule from 10:15 AM to 4:00 PM
  • 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: 11:00 AM - 11:15 AM (Order entry: 11:00-11:08 AM, Matching: 11:08-11:15 AM)
  • Continuous Trading T+1: 11:15 AM - 3:30 PM
  • Continuous Trading T+0: 11:15 AM - 1:30 PM
  • Special Pre-Open for IPO & Re-listed scrips: 11:00 AM - 12:00 PM
  • Periodic Call Auction: 11:30 AM - 3:30 PM (4 sessions of 1 hour each)
  • Closing: 3:30 PM - 3:40 PM
  • Post-closing: 3:40 PM - 3:50 PM

Testing Opportunities

  • Various call auction sessions
  • Risk-reduction mode
  • Trading halt scenarios
  • Block deals functionality
  • Exceptional market conditions

Compliance Requirements

  • Members must participate in testing as per SEBI circular SEBI/HO/MRD1/DSAP/CIR/P/2020/234 dated November 24, 2020
  • Reference to Exchange Notice No 20201201-22 regarding testing requirements
  • Mandatory feedback submission by 4:30 PM

Important Dates

  • Mock Trading Date: September 06, 2025
  • Feedback Deadline: September 06, 2025, 4:30 PM

Contact Information

Impact Justification

Scheduled mock trading session for system testing and new software release validation