Description

BSE has scheduled a mock trading session for the Equity Derivatives segment on Saturday, October 25th, 2025, from 2:15 PM to 5:00 PM for testing and familiarization purposes.

Summary

BSE has scheduled a mock trading session for the Equity Derivatives segment on Saturday, October 25th, 2025. This session is designed for trading members to test their trading applications, including third-party platforms and in-house systems using ETI APIs. The mock session will allow testing of various functionalities including exceptional market conditions, risk-reduction mode, and trading halts. No new BOLT TWS release is planned. All trades from this mock session will not attract any obligations or create rights and liabilities.

Key Points

  • Mock trading session scheduled for Saturday, October 25th, 2025
  • Applicable to Equity Derivatives segment only
  • No new BOLT TWS release planned
  • Login window: 1:15 PM to 2:15 PM
  • Continuous trading: 2:15 PM to 5:00 PM
  • Trade modification: 5:00 PM to 5:15 PM
  • Testing covers exceptional market conditions, risk-reduction mode, and trading halts
  • Mock trades will not create any obligations, rights, or liabilities
  • No margin, pay-in, or pay-out obligations from mock trades
  • Feedback requested by 6:00 PM on the same day

Regulatory Changes

No regulatory changes. This is a routine operational notice for a testing session.

Compliance Requirements

  • Trading members are encouraged to participate actively in the mock trading session
  • Members using third-party trading platforms or in-house developed systems through ETI APIs should utilize this opportunity for testing
  • Feedback must be submitted by 6:00 PM on October 25th, 2025
  • Contact BSE Helpdesk (022-45720400/600 & 022-69158500; bsehelp@bseindia.com) or BSE Tech Support (022-22728053; bse.tech@bseindia.com) for queries
  • Relationship Managers available for clarifications

Important Dates

  • October 25th, 2025: Mock trading session date
    • 1:15 PM - 2:15 PM: Login window
    • 2:15 PM - 5:00 PM: Continuous trading session
    • 5:00 PM - 5:15 PM: Trade modification window
    • By 6:00 PM: Feedback submission deadline

Impact Assessment

Market Impact: None. This is a mock trading session with no real market transactions.

Operational Impact: Low. Optional testing session for trading members to familiarize themselves with trading systems and test various functionalities. Particularly useful for members using third-party platforms or in-house systems to ensure their trading applications work correctly under different market conditions including exceptional scenarios like risk-reduction mode and trading halts.

Member Participation: Voluntary but encouraged for all trading members to ensure system readiness and identify any potential issues in a controlled environment before actual trading.

Impact Justification

Routine mock trading session for testing purposes with no real trading obligations or market impact. No trades will create rights, liabilities, or margin obligations.