BidID (Tag = 390, Type: String)

For bid lists, unique identifier for BidResponse(35=I) as assigned by sell-side (broker, exchange, ECN). Uniqueness must be guaranteed within a single trading day.

For quotes, unique identifier for the bid side of the quote assigned by the quote issuer.

Used in:

• NewOrderList (E)
• ListExecute (L)
• Quote (S)
• BidRequest (k)
• BidResponse (l)
• QuoteStatusReport (AI)