To assist participants in planning changes and implementations, a mock trading session of the PUMA Trading System will be held on 01/27/2024, with market participation.

In this session, the following system and infrastructure changes will be validated:

•    First wave of the Binary Gateway – Equities Segment
Implementation of the first wave of the Binary Stock Market Gateway, in a production environment, specifically for the matching engines EQT08 (MarketSegmentID94) and EQT09 (MarketSegmentID98).

Technical details about the project can be found here. 

•    Options on Equities with Wieekly Expiration

Implementation of weekly options. Initially, the tickers below will be made available:

ABEV3            B3SA3
BBDC4           BHIA3
BOVA11         BOVV11    
GGBR4          HAPV3
ITUB4             MGLU3    
NTCO3          PETR4
SUZB3           VALE3
 

Technical details about the project can be found here

•    Preparation of LiNe for new functionalities

Implementation of a new version of LiNe without impact to participants. The new functionalities will be communicated in due course.

•    Mass Cancel on Behalf

Testing the new feature for mass cancellation, allowing an investor to be able to cancel several orders of different sessions and firms, since it belongs to the same investor. The feature will be activated at the beginning of the mock and deactivated at the end.

The implementation will be announced soon, after regulatory approval.

More details can be consulted here.

•    Market Data FIX (UMDFTCP and ePUMA):

Validation of Market Data FIX being produced through Market Data Binary, specifically for the following channels: 1, 2, 3, 4, 9, 10, 11, 53, 54, 55, 56, 57, 58, 60, 65, 66, 67, 68, 69, 70, 71, and 72.
At the end of the simulated session, the functionality will be rolled back. In other words, starting from next Monday (01/29/2024), the version of Market Data Fix will be restored to the one used in the trading session of 26/01/2024.

Additional details about the implementation can be found in External Communication 122/2023-VNC 122 (b3.com.br) and in the Customer Impact Document (CID) titled "UMDF FIXFAST and Conflated – Platform Update." This document can be accessed at https://www.b3.com.br, in the Solutions section, Platforms, Puma Trading System, For developers and vendors, Market Data FIX/FAST, UMDF, and UMDF Conflated.

•    Change in cancellations of orders when there is a corporate event

Implementation of change in the behavior for cancellations of orders when there is a corporate event on Friday. Cancellations will be received on Monday and no longer on Friday, as it works currently.

1.    Mock trading session timetable
Starts     Ends         Phase 
10:00 a.m.     11:00 a.m.     Roll call and connectivity test 
11:00 a.m.     11:05 a.m.     Pre-opening     
11:05 a.m.     11:55 a.m.     Trading – mandatory script 
11:55 a.m.     12:30 a.m.     Free trading

2.    Morning test of the electronic trading system
It is mandatory for all the firms to participate in the morning test, which will be held on January 29, 2024 (Monday), from 7:00 a.m. to 7:45 a.m. for the derivatives market and from 7:00 a.m. to 8:00 a.m. for the equities market in both production environments.

3.    Participation confirmation

The activities to be performed during the test can be found in the mandatory script. Market data for these instruments will be sent during the mock trading session.

Participation in the mock trading session must be confirmed no later than 12 noon on January 26, 2024 (Friday), exclusively by email at [email protected] with “Mock trading session” in the subject line, identifying the institution, naming the individuals who will participate and supplying their contact details (telephone numbers and email addresses).

In response to this confirmation, the participant will receive the mandatory test script, and must fill it out and send it to the above email address.
Please note that mock trading session participants must adjust their internal systems so that the results of the mock trading session are completely segregated from real trading sessions.

Further information can be obtained from B3 Services – Trading, by telephone on +55 11 2565-5021/5022.