Security Definition Request | FIX 4.4

c Security Definition Request

This message is used to:

request a specific Security to be traded with the second party. The request security can be defined as a multileg security made up of one or more instrument legs
request a set of individual securities for a single market segment
request all securities, independent of market segment

A subscription for security status can be optionally created by including SubscriptionRequestType (263) on the message.

See "Security Definition, Security Status, and Trading Session Message Scenarios"

Structure

Tag	Name	Type	Required	Description
	StandardHeader	Component
320	SecurityReqID	String
321	SecurityRequestType	Int Enum
	Instrument	Component		The set of "Instrument" (symbology) fields defined in "Common Components of Application Messages" of the requested Security
	InstrumentExtension	Component		The set of "InstrumentExtension" fields defined in "Common Components of Application Messages"
	UndInstrmtGrp	Component		Number of underlyings
15	Currency	Currency
58	Text	String		Comment, instructions, or other identifying information
354	EncodedTextLen	Length		Must be set if EncodedText field is specified and must immediately precede it
355	EncodedText	Data		Encoded (non-ASCII characters) representation of the Text field in the encoded format specified via the MessageEncoding field
336	TradingSessionID	String		Optional Trading Session Identifier to specify a particular trading session for which you want to obtain a list of securities that are tradeable
625	TradingSessionSubID	String
	InstrmtLegGrp	Component		Number of legs that make up the Security
827	ExpirationCycle	Int Enum
263	SubscriptionRequestType	Char Enum		Subscribe or unsubscribe for security status to security specified in request
	StandardTrailer	Component