Notice No20181126-10Notice Date26 Nov 2018
SubjectMock Trading on Saturday, December 01, 2018 for Equity Derivatives segment

The Exchange has scheduled a mock trading session for Equity Derivatives segment on Saturday, December 01, 2018.


Trading Members may please refer to Exchange Notice no 20131001-41 dated October 1, 2013, regarding testing of software used in or related to Trading and Risk Management. Trading members shall ensure that all user-ids approved for Algorithmic trading, irrespective of the algorithm having undergone change or not, shall participate in the mock trading session.


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.


BOLT TWS version 77.20

New version of BOLT TWS, ver. 77.20 shall be released for live trading with effect from Monday, 3rd December 2018. This new version shall be OPTIONAL version release for members using BOLT TWS for Trading in Equity Derivatives segment. Further details of release of BOLT TWS ver. 77.20 shall be provided via separate circular.

IML Exe. version release

There shall be no new of IML Exe. release. 


Mock Trading Session Timings 






 9:30 AM

10:00 AM

Continuous Trading

10:00 AM

  3:30 PM



Market participants may note that the mock trading 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 3:30 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 IML Info/ IML Tech Support team teams for any clarification/ queries on this circular – 


TWS users and IML users (third party empaneled vendors & in-house system developers)

IML Tech Support


Help Desk

022-3059 4000;     


For and on behalf of BSE Ltd.,


Ketan Jantre

Sandeep Pujari

Sr. GM - Trading Operations

AGM – Trading Operations