BSE29 Jul 2026noticePrepared by Complied AI

Mock Trading for Equity Derivatives Segment

Official title

Mock Trading on Saturday, August 01, 2026, for Equity Derivatives segment

Official record

AI-prepared change brief

What changed

BSE has scheduled a mock trading session for the Equity Derivatives segment on August 01, 2026. This session allows trading members to test their trading applications, including third-party platforms and in-house systems, for functionalities such as the Closing Auction Session, risk-reduction mode, and trading halts. Participation helps members fulfill regulatory testing requirements. Trades executed during this session are for testing and familiarization purposes only; they do not create margin, pay-in, or pay-out obligations, nor do they establish legal rights or liabilities. Members are encouraged to participate actively and submit feedback to the Exchange by 04:30 pm on the day of the session.

Who is affected: Trading members of the Equity Derivatives segment
Required action: Test trading applications for CAS functionality and other features during the mock session.
Submit feedback regarding the mock trading session by 04:30 pm.
Key dates: Mock trading session date — 31 Jul 2026
Consequences: Trades executed during the mock session do not create margin, pay-in, or pay-out obligations.

Prepared automatically from the captured official document and checked against source evidence. This is not an independent professional review. See how briefs are prepared. Verify material decisions against the official record.

Source details

Source: BSE Ltd (Bombay Stock Exchange)
Type: notice
Published by source: 29 Jul 2026
Document number: 20260730-36
Issuing division: Trading Operations
Coverage area: securities

Document text

Prepared for reading; wording retained from the source.

Verify official record

[Image omitted. See the official document.]

NOTICE


Notice No.	20260730-36
Notice Date	30 Jul 2026
Category	Trading
Segment	Derivatives
Department	Trading Operations
Subject	Mock Trading on Saturday, August 01, 2026, for Equity Derivatives segment
Attachments	No Attachment

[Image omitted. See the official document.]

Exchange has scheduled a mock trading session (from PR site) in Equity Derivatives segment on August 01, 2026. As per circular no. 20260319-21, 20260610-41 & 20260728-42 issued regarding introduction of Closing Auction Session (CAS) & Standard Operating Procedures applicable from Monday 03 August 2026, mock trading session has been scheduled as follows –

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 of empaneled vendors or in-house developed systems through IML/ETI APIs can use this opportunity to test their respective trading application during mock trading session for various functionalities (including exceptional market conditions), viz. risk-reduction mode, trading halt, etc.

A. Mock Trading Session

TRADING SESSIONS	FROM	TO
Log-in	08:15 am	09:00 am
Pre-Open
Order Entry period	09:00 am	09:08 am^
Order Matching & Buffer period	09:08 am	09:15 am
Continuous Trading	09:15 am	03:40 pm
Update of Stock future price bands for alignment with CAS in Equity Segment		03:15 pm*
Trading Modification		04:15 pm

^Random stoppage in last 1 minute of order entry session

Revised price band shall be applied to the contracts sequentially starting from 03:15 pm

B. Trading members are requested to note following Important points –

New BOLT Pro TWS version 13.30 shall be released. Details for same shall be published via separate circular.

Trading members using third party trading application are requested to take note and use this opportunity to test their respective trading application for CAS functionality during mock trading session.

Market participants are requested to note that the mock trading session is merely for the purpose of testing and familiarization and that the trades resulting from such mock trading will not attract any margin obligation or pay-in and pay-out obligation and will not create any rights and liabilities. Participants are requested to participate actively in the mock trading sessions.

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 04:30 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

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