ClOrdID (Tag = 11, Type: char)

Unique identifier for Order as assigned by institution. Uniqueness must be guaranteed within a single trading day. Firms which electronically submit multi-day orders should consider embedding a date within the ClOrdID (11) field to assure uniqueness across days.

Used in:

• Execution Report (8)
• Order Cancel Reject (9)
• Email (C)
• New Order - Single (D)
• New Order - List (E)
• Order Cancel Request (F)
• Order Cancel/Replace Request (G)
• Order Status Request (H)
• Allocation (J)
• List Status (N)

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