Description

BSE has scheduled a mock trading session for the Equity Derivatives segment on Saturday, May 16, 2026, to allow trading members to test their platforms and APIs under various market conditions.

Summary

BSE has scheduled a mock trading session for the Equity Derivatives segment on Saturday, May 16, 2026. The session is intended for trading members to test their trading applications — including third-party empaneled vendor platforms and in-house systems using ETI APIs — under various market conditions such as risk-reduction mode and trading halt scenarios.

Key Points

  • Mock trading session scheduled for Saturday, May 16, 2026 for the Equity Derivatives segment
  • Open to trading members using third-party empaneled vendor platforms or in-house systems via ETI APIs
  • Covers testing of exceptional market conditions including risk-reduction mode and trading halt
  • No new BOLT TWS Release will be issued for this session
  • Trades from mock trading carry no margin obligation, no pay-in/pay-out obligation, and create no rights or liabilities
  • Members are requested to submit feedback by 03:00 PM on the day of the session

Regulatory Changes

No regulatory changes. This is a routine operational notice for a scheduled mock trading session.

Compliance Requirements

  • Trading members are encouraged to actively participate in the mock trading session
  • Members must provide feedback by 03:00 PM on May 16, 2026, via the contact details provided
  • Contact for TWS/IML users: BSE Tech Support — 022-22728053 / bse.tech@bseindia.com
  • Contact for general queries: BSE Help Desk — 022-45720400/600 & 022-69158500 / bsehelp@bseindia.com

Important Dates

  • May 16, 2026 (Saturday): Mock trading session for Equity Derivatives segment
  • 03:00 PM, May 16, 2026: Deadline for submitting feedback

Trading Session Schedule

SessionFromTo
Log-in09:15 AM10:00 AM
Pre-Open Order Entry10:00 AM10:07/08 AM*
Buffer Period10:08 AM10:12 AM
Order Matching Period10:12 AM10:15 AM
Continuous Trading10:15 AM02:00 PM

*Random stoppage in last 1 minute of order entry session

Impact Assessment

Minimal market impact. This is a test session with no real financial obligations or settlement consequences. It primarily affects trading members who wish to validate their system readiness, ETI API connectivity, and platform behavior under simulated market stress conditions ahead of live trading.

Impact Justification

Routine mock trading session for system testing purposes only; trades carry no margin or pay-in/pay-out obligations and create no rights or liabilities.