BSE notice 20260604-9 · 04 Jun 2026
Official record
Open source pageSummary
Check the official recordBSE schedules a mock trading session for the Equity segment on Saturday, June 06, 2026. Trading members may participate in this session or the UAT environment to fulfill regulatory testing requirements for trading and risk management software. Members using third-party platforms may test various functionalities, including call auction sessions, risk-reduction modes, and block deals. The session includes specific timings for log-in, pre-open, continuous trading, and auction windows. Members must provide feedback on the session by 4:30 pm on the day of the event. No new BOLT TWS release occurs for this session.
What you must do
Key dates
Who is affected
NOTICE
| Notice No. | 20260604-9 |
|---|---|
| Notice Date | 04 Jun 2026 |
| Category | Trading |
| Segment | Equity |
| Department | Trading Operations |
| Subject | Mock Trading on Saturday, June 06, 2026, for Equity segment |
| Attachments | No Attachment |
The Exchange has scheduled a mock trading session for Equity segment on Saturday, June 06, 2026
Members are also requested to refer to Exchange Notice No 20201201-22 dated 1st December'2020 regarding Testing of software used in or related to Trading and Risk Management. Members may choose to participate either in Mock Trading Session or UAT environment for fulfilling their regulatory requirements in accordance to SEBI circular no. SEBI/HO/MRD1/DSAP/CIR/P/2020/234 dated November 24, 2020
Trading members using third party trading platforms can also use this opportunity to test their respective trading application during mock trading session for various functionalities (including exceptional market conditions), viz. various types of call auction sessions, risk-reduction mode, trading halt, block deals, etc.
There shall be no new BOLT TWS Release.
Mock Trading Session Timings
| TRADING SESSIONS | FROM | TO |
|---|---|---|
| Log-in | 10:15 am | 10:45 am |
| Morning Block Deal Window | 10:45 am | 11.00 am |
| Pre-Open | ||
| · Order Entry period | 11:00 am | 11:08 am^ |
| · Matching period | 11:08 am | 11:15 am |
| Continuous Trading T+1*# | 11:15 am | 03:30 pm |
| Continuous Trading T+0 | 11:15 am | 01:30 pm |
| Special Pre-Open for IPO & Re-listed scrips# | ||
| · Order Entry period | 11:00 am | 11:45 am^ |
| · Matching period | 11:45 am | 12:00 pm |
| Continuous Trading*# for SPOS Scrips | 12:00 pm | 03:30 pm |
| Periodic Call Auction (4 session of 1 hour) | 11:30 am | 03:30 pm |
| Auction for Settlement Details | ||
| · Offer Entry and Matching period | 12:00 pm | 12:45 pm |
| Afternoon Block Deal Window | 01:30 pm | 01:45 pm |
| Closing | 03:30 pm | 03:40 pm |
| Post- closing | 03:40 pm | 03:50 pm |
| Trade Modification T+1 | - | 04:00 pm |
| Trade Modification T+0 | 01:45 pm | |
^ - Random stoppage of order entry session in last 1 minute for Pre-Open & Periodic Call Auction
^ - Random stoppage of order entry session in last 10 minute for Special Pre-Open for IPO & Re-listed scrips
Feedback of Mock Trading Session
To be able to provide our members with a robust & efficient system for trading with better features, feedback from all members is very important. We solicit your active support and participation in this endeavor. We request all members to give their feedback for the mock trading session on the contact numbers/ email id provided below by 4:30 pm.
In case of any queries or clarifications, trading members may kindly get in touch with their respective Relationship Manager or contact either the BSE Helpdesk or the BSE Tech Support team teams for any clarification/ queries on this circular –
| TWS users (third party empaneled vendors & in-house system developers) | |
|---|---|
| BSE Tech Support | 022-22728053; bse.tech@bseindia.com |
| Help Desk | 022-45720400/600 & 022-69158500; bsehelp@bseindia.com |
For and on behalf of BSE Ltd.,
Ketan Jantre
Head - Trading Operations
Sandeep Pujari
DVP – Trading Operations