B3 Tech Launches | Trading
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B3 Tech Launches | Trading
The table below offers an overview of B3’s upcoming IT & Operations projects. The overview allows market participants to effectively plan their own development and management of the upcoming tech launches. Our full trading Roadmap can be accessed here.
Service: Trading
Update frequency: every 2 weeks
Date of last update: May/04/2026
Upcoming
Click here to view our full trading roadmap.
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|
Summary |
Impacted services |
Certification required? |
Certification |
Mock |
Production |
Description |
Observation |
|
|---|---|---|---|---|---|---|---|---|
| ePUMA: Change in Architecture Model - Client Multirelay | ePUMA | No | N/A | N/A | The migrations will take place between October and April. | The ePUMA application's architecture is evolving. The real-time trading and monitoring station for Market Data has adopted the CMR (Client Multirelay) architecture. | The expected impacts for participants include the replacement of channels and connection validation. Validation will occur during the morning call and will be individually aligned with each participant. | |
|
UMDF FIX/FAST: Order Book Management Based on Price/OrderID
|
UMDF FIX/FAST | No |
Position+Priority based book management: Priority based only: |
End of position-based support: Apr/11/26 |
Nov/03/2025 | Improvement of order book management for UMDF FIX/FAST, which will now be based on priority rather than position. |
- Go Live, with simultaneous support for both order book management mechanisms (priority and position) allowing participants to migrate their systems in a controlled manner before support ends for order book management based on position: - End of position-based support: Tranche 1: Apr/13/26, Channel 59 Tranche 3: May/11/26 Tranche 4: May/18/26 Tranche 6: (date of last information update: May/18/2026) |
|
| UMDF Conflated: Order Book Management Based on Price/OrderID | UMDF Conflated |
No |
Position+Priority based book management: Priority based only: |
End of position-based support: Apr/11/26 |
Nov/03/2025 | Improvement of order book management for UMDF Conflated, which will now be based on priority rather than position. | Progressive update of sessions: From 15 April 2026 to 25 May 2026. (date of last information update: Apr/17/2026) |
|
| Maintenance Release | FIX Entrypoint Gateways | No | Apr/25/26 | N/A | Effective on each wave | Internal changes to enable a future replacement of the internal multicast bus |
Waves: May/25/26: Derivatives Gateways: Equities Gateways: |
|
| Maintenance Release | Binary Entrypoint Gateways | No | Apr/25/26 | N/A | Effective on each wave | Internal changes to enable a future replacement of the internal multicast bus |
Waves: Derivatives Gateways: Equities Gateways: |
|
| Simultaneous Auction – Futures Contracts |
Order Entry |
Yes | May/18/2026 | May/30/2026; Jun/13/2026; Jun/27/2026 | Jul/13/2026 |
Implementation of the Full Simultaneous Auction functionality, which ensures the synchronized start and end of all auctions for related futures contracts throughout the trading session, including scenarios involving protection mechanisms and regular and closing auctions. This functionality guarantees that futures contracts and their respective mini contracts start and end auctions simultaneously, promoting greater operational efficiency and improved price formation. |
The implementation will be carried out in two phases, gradually: From Jul/13/2026: From Jul/20/2026: With this new functionality, auctions will occur in a synchronized manner throughout the day, reducing price discrepancies and eliminating distortions caused by timing differences between correlated instruments. |
|
| Asset/Group Redistribution Between Channels 3, 4, and 9 | UMDF FIX/FAST | Yes | Jun/01/26 | Jul/25/26 | Jul/27/26 | Redistribution of assets/groups across channels as part of the continuous system enhancement | Channel Movements Group (Asset): Channel 3 to 4 - G8 (DII) - E8 (DII) - F8 (DIF) Channel 3 to 9: - D3 (DI1) - H8 (DIF) Groups D1 and D2, belonging to asset DI1, remain on channel 3. |
|
| Maintenance Release | Drop Copy Gateways | No | May/30/26 | N/A | Effective on each wave | Security updates |
Waves: Derivatives: |
|
| Maintenance Release | Binary Gateways | No | May/30/26 | N/A | Effective on each wave | Security updates |
Waves: Derivatives: |
|
| Maintenance Release | Drop Copy Gateways | No | Jun/13/26 | N/A | Effective on each wave | Security updates |
Waves: Derivatives: |
|
| Maintenance Release | Binary Gateways | No | Jun/13/26 | N/A | Effective on each wave | Security updates |
Waves: Derivatives: |
|
| Inclusion of new fields in the BVBG028 File | BVBG28 | No | N/A | N/A | 01/09 |
|
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