Indexes

Message Layouts
Session
PreTrade
Trade
PostTrade
Infrastructure

Code Set

TradingSessionSubIDCodeSet

ID625
TypeString
PedigreeAdded FIX.4.3
Optional market assigned sub identifier for a trading phase within a trading session. Usage is determined by market or counterparties. Used by US based futures markets to identify exchange specific execution time bracket codes as required by US market regulations. Bilaterally agreed values of data type "String" that start with a character can be used for backward compatibility
NameValueSynopsisElaborationPedigree
PreTrading1Pre-TradingAdded EP58
OpeningOrOpeningAuction2Opening or opening auctionAdded EP58
Continuous3(Continuous) TradingAdded EP58
ClosingOrClosingAuction4Closing or closing auctionAdded EP58
PostTrading5Post-TradingAdded EP58
ScheduledIntradayAuction6Scheduled intraday auctionAdded EP58, Updated EP163
Quiescent7QuiescentAdded EP58
AnyAuction8Any auctionAdded EP131
UnscheduledIntradayAuction9Unscheduled intraday auctionAn unscheduled intraday auction might be triggered by a circuit breaker.Added EP163
OutOfMainSessionTrading10Out of main session tradingIn the context of Market Model Typology "Out of main session trading" refers to both before and after session, neither auction nor continuous trading.Added EP163
PrivateAuction11Private auctionAn auction phase where only two parties participate.Added EP168
PublicAuction12Public auctionAn auction phase where all trading parties participate.Added EP168
GroupAuction13Group auctionAn auction phase limited to specific parties (e.g. parties that have resting orders in the order book).Added EP168
OrderInitiatedAuction14Order initiated auctionAuction automatically triggered by an order, e.g. an incoming order or a resting order that can be matched based on an incoming order. Use 9="Unscheduled intraday auction" for any other auctions that are not scheduled. In the context of Market Model Topology, this can be used for an on demand auction (a.k.a. frequent batched auction).Added EP286
Other99OtherIn the context of the EU Consolidated Tape, this is used for a trading phase that is not included in the list defined by ESMA.Added EP300

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