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FIX TAG 625

TradingSessionSubID

StringAdded FIX.4.3

Definition

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

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Differences between the selected source snapshots, including wording and errata; not a migration guide.

FIX 5.0 SP2 FIX Latest · EP309

Values only in FIX Latest · EP309 8

  • 8Any auction
  • 9Unscheduled intraday auction
    Additional source detail

    An unscheduled intraday auction might be triggered by a circuit breaker.

  • 10Out of main session trading
    Additional source detail

    In the context of Market Model Typology "Out of main session trading" refers to both before and after session, neither auction nor continuous trading.

  • 11Private auction
    Additional source detail

    An auction phase where only two parties participate.

  • 12Public auction
    Additional source detail

    An auction phase where all trading parties participate.

  • 13Group auction
    Additional source detail

    An auction phase limited to specific parties (e.g. parties that have resting orders in the order book).

  • 14Order initiated auction
    Additional source detail

    Auction 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).

  • 99Other
    Additional source detail

    In the context of the EU Consolidated Tape, this is used for a trading phase that is not included in the list defined by ESMA.

Value text or deprecation changed 1

ValueFIX 5.0 SP2FIX Latest · EP309
6Intraday AuctionScheduled intraday auction

Values 15

ValueMeaning
1

Pre-Trading

2

Opening or opening auction

3

(Continuous) Trading

4

Closing or closing auction

5

Post-Trading

6

Scheduled intraday auction

7

Quiescent

8

Any auction

9

Unscheduled intraday auction

Additional detail from the official source

An unscheduled intraday auction might be triggered by a circuit breaker.

10

Out of main session trading

Additional detail from the official source

In the context of Market Model Typology "Out of main session trading" refers to both before and after session, neither auction nor continuous trading.

11

Private auction

Additional detail from the official source

An auction phase where only two parties participate.

12

Public auction

Additional detail from the official source

An auction phase where all trading parties participate.

13

Group auction

Additional detail from the official source

An auction phase limited to specific parties (e.g. parties that have resting orders in the order book).

14

Order initiated auction

Additional detail from the official source

Auction 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).

99

Other

Additional detail from the official source

In the context of the EU Consolidated Tape, this is used for a trading phase that is not included in the list defined by ESMA.

About the String data type

Alpha-numeric free format strings, can include any character or punctuation except the delimiter. All String fields are case sensitive (i.e. morstatt != Morstatt).

Used in messages 66

Includes nested components and repeating groups. Open a location to see its surrounding requirements.