DescriptionThe Market Data messages are used as the response to a Market Data Request message. In all cases, one Market Data message refers only to one Market Data Request. It can be used to transmit a 2-sided book of orders or list of quotes, a list of trades, index values, opening, closing, settlement, high, low, or VWAP prices, the trade volume or open interest for a security, or any combination of these. Market Data messages sent as the result of a Market Data Request message will specify the appropriate MDReqID <262>. Unsolicited Market Data messages can be sent; in such cases, MDReqID <262> will not be present. Market Data messages include many fields, and not all are required to be used. A firm may, at its option, choose to send the minimum fields required, or may choose to send more information, such as tick direction, tagging of best quotes, etc. Structure
Related Messages |
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