Standard Model Reference
Data Model
Section titled “Data Model”Market Configuration
Section titled “Market Configuration”Market State
Section titled “Market State”Symbol Configuration
Section titled “Symbol Configuration”Security State
Section titled “Security State”Trading Status
Section titled “Trading Status”The Standard model defines a number of trading states that can be applied to control what actions can be performed on a Security.
Trading Status follows a simple inheritance model, where a Security can have a status of its own, or receive this status from the Market it belongs to.
Definitions
Section titled “Definitions”The following statuses can be applied at a Market or Security level.
| Status | Allows | Usage |
|---|---|---|
| PreOpen | Place, Amend, Cancel | Pre-market order placement. |
| Open | Place, Amend, Cancel, Match | Realtime order matching. |
| PreAuction | Place, Amend, Cancel | Pre-auction order placement. |
| Auction | Match | Auction completion. |
| PreClose | Cancel | Post-market order cleanup. |
| Closed | Market closure. | |
| Inquiry | Abnormal market interventions. |
The following statuses can be applied to Securities.
| Status | Allows | Label | Description |
|---|---|---|---|
| TradingHalt | Place, Amend, Cancel | A halt to trading that allows order manipulation. | |
| Suspend | A complete suspension of all activity. |