Type: String
Unique identifier for Order as assigned by sell-side (broker, exchange, ECN). Uniqueness must be guaranteed within a single trading day. Firms which accept multi-day orders should consider embedding a date within the OrderID (37) field to assure uniqueness across days.
Added in protocol FIX.2.7
See in: FIX.4.0, FIX.4.1, FIX.4.2, FIX.4.3, FIX.4.4, FIX.5.0SP1, FIX.5.0SP2, FIX.5.0SP2 EP240.
Used in messages
- Collateral Assignment (AY)
- Collateral Inquiry (BB)
- Collateral Inquiry Ack (BG)
- Collateral Report (BA)
- Collateral Request (AX)
- Collateral Response (AZ)
- Cross Order Cancel/Replace Request (a.k.a. Cross Order Modification Request) (t)
- Cross Order Cancel Request (u)
- Don’t Know Trade (DK) (Q)
- Email (C)
- Execution Acknowledgement (BN)
- Execution Report (8)
- Multileg Order Cancel/Replace (a.k.a. Multileg Order Modification Request) (AC)
- Order Cancel Reject (9)
- Order Cancel/Replace Request (a.k.a. Order Modification Request) (G)
- Order Cancel Request (F)
- Order Mass Cancel Report (r)
- Order Status Request (H)
- Trade Capture Report Request (AD)