B3 Tech Launches

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09/16/2024

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: Feb/21/2025

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Click here to view our full trading roadmap.

Summary	Impacted services	Certification required?	Certification	Mock	Production	Description	Observation
Architecture Update of the TCP Replayer gateways to UMDF FIX/FAST	TCP Replayer/ Historical Replayer	No	August/2024	-	Sep/16/2024	The TCP Replayer gateways will be segmented by groups of matching engines for the UMDF FIX/FAST	The fees for the legacy TCP Replayer and TCP Historical Replayer will undergo progressive adjustments starting from April 1, 2025, as described below: • Period from April 1, 2025, to April 30, 2025: 100% of the value of the table in effect at the time; • Period from May 1, 2025, to May 30, 2025: 200% of the value of the table in effect at the time; and • Period from June 2, 2025, to June 30, 2025: 300% of the value of the table in effect at the time. (date of last information update: Jan/03/2025)
Drop Copy Update	Drop Copy Gateways	No	No	No	Wave 1 (replanned): Feb/26/2025 DCPDRV02 Wave 2 (replanned): Feb/27/2025 DCPDRV01 Wave 3: Mar/10/2025 DCPEQT05 and DCPEQT02 Wave 4: Mar/11/2025 DCPEQT03 Wave 5: Mar/12/2025 DCPEQT01 Wave 6: Mar/13/2025 DCPEQT04		No changes will be required on the clients side, as these are improvements to the mechanism that handles retransmission requests, which will be transparent to the clients. (date of last information update: Feb/21/2025)
Implied	Matching Engines, FIX and Binary EntryPoint Gateways, FIX/FAST and Binary UMDF	Mandatory for all clients operating DI, DAP, and their respective EDSs of DV01	Oct/28/2024	Dec/07/2024	Launched	New maturities will be activated on Feb/24/2025: DIIV26F27 DIIF27J27 DIIJ27N27 DIIN27F28 DIIF28N28 DIIF30F31 DIIF31F33	The primary objective of the Implied functionality is to enhance market liquidity. (date of last information update: Feb/11/2025)
Risk Engines Optimization	LiNe Trading	No	-	Feb/01/2025	Replanned in Feb/17/2025 Wave 3: Feb/24/2025 MktSegID: 74, 76, 80, 86 and 90 Wave 4: Mar/10/2025 MktSegID: 72, 78, 82, 84 and 88		Expected result: 5% reduction in latency at the 50th percentile (date of last information updated Feb/20/2025)
Rejection of NewOrderCross Messages with Traders Containing more than Five Characters	FIX EntryPoint Gateway	No	Nov/2024	2nd quarter/2025	2nd quarter/2025	NewOrderCross (35=s) FIX message types will be rejected when the values given in PartyRoles EnteringTrader (452=7) and ExecutionTrader (452=36) have more than five characters.	(date of last information update: Jan/07/2025)
Trading SubAccount	Matching Engines, LiNe, FIX and Binary EntryPoint Gateways	No	1st quarter/2025	2nd quarter/2025	2nd quarter/2025	A new optional field called "Trading sub-account" will be implemented to provide greater flexibility in account management during trading sessions. If the "Trading sub-account" is provided, it will be exclusively used by the LiNe system for evaluating trading limits, disregarding the information in tag 1-Account.	The FIX (version 2.38) and Binary (version 8.3.2 to be updated) EntryPoint technical specifications are already available on B3 website. (date of last information update: Feb/17/2025)
Order Book Management Based on Price/OrderID	Binary UMDF	To be planned	To be planned	To be planned	To be planned	B3 is improving its order book management, which will now be based on priority rather than position. B3 will continue to use the Market By Order (MBO) feed, and the changes will have minimal impact on its current messaging structure. Priority will be determined by order ID (specifically the secondary order ID) for all orders at the same price level.	Date of last information update: Feb/17/2025