| Tag | 
                              Field Name | 
                              Req'd | 
                              Comments | 
                           
                           
                              | 
                                    Component Block - <StandardHeader> | 
                              Y | 
                              MsgType = f  (lowercase) | 
                           
                           
                              | 324 | 
                              SecurityStatusReqID | 
                              N | 
                               | 
                           
                           
                              | 
                                    Component Block - <Instrument> | 
                              Y | 
                              Insert here the set of  "Instrument" (symbology) fields defined in "Common Components of Application Messages" | 
                           
                           
                              | 
                                    Component Block - <InstrumentExtension> | 
                              N | 
                              Insert here the set of  "InstrumentExtension" fields defined in "Common Components of Application Messages" | 
                           
                           
                              | 
                                    Component Block - <UndInstrmtGrp> | 
                              N | 
                              Number of underlyings | 
                           
                           
                              | 
                                    Component Block - <InstrmtLegGrp> | 
                              N | 
                              Required for multileg quotes | 
                           
                           
                              | 15 | 
                              Currency | 
                              N | 
                               | 
                           
                           
                              | 336 | 
                              TradingSessionID | 
                              N | 
                               | 
                           
                           
                              | 625 | 
                              TradingSessionSubID | 
                              N | 
                               | 
                           
                           
                              | 325 | 
                              UnsolicitedIndicator | 
                              N | 
                              Set to 'Y' if message is sent as a result of a subscription request not a snapshot request | 
                           
                           
                              | 326 | 
                              SecurityTradingStatus | 
                              N | 
                              Identifies the trading status applicable to the transaction. | 
                           
                           
                              | 291 | 
                              FinancialStatus | 
                              N | 
                               | 
                           
                           
                              | 292 | 
                              CorporateAction | 
                              N | 
                               | 
                           
                           
                              | 327 | 
                              HaltReason | 
                              N | 
                              Denotes the reason for the Opening Delay or Trading Halt. | 
                           
                           
                              | 328 | 
                              InViewOfCommon | 
                              N | 
                               | 
                           
                           
                              | 329 | 
                              DueToRelated | 
                              N | 
                               | 
                           
                           
                              | 330 | 
                              BuyVolume | 
                              N | 
                               | 
                           
                           
                              | 331 | 
                              SellVolume | 
                              N | 
                               | 
                           
                           
                              | 332 | 
                              HighPx | 
                              N | 
                               | 
                           
                           
                              | 333 | 
                              LowPx | 
                              N | 
                               | 
                           
                           
                              | 31 | 
                              LastPx | 
                              N | 
                              Represents the last price for that security either on a Consolidated or an individual participant basis at the time it is
                                 disseminated.
                               | 
                           
                           
                              | 60 | 
                              TransactTime | 
                              N | 
                              Trade Dissemination Time | 
                           
                           
                              | 334 | 
                              Adjustment | 
                              N | 
                               | 
                           
                           
                              | 58 | 
                              Text | 
                              N | 
                              Comment, instructions, or other identifying information. | 
                           
                           
                              | 354 | 
                              EncodedTextLen | 
                              N | 
                              Must be set if EncodedText field is specified and must immediately precede it. | 
                           
                           
                              | 355 | 
                              EncodedText | 
                              N | 
                              Encoded (non-ASCII characters) representation of the Text field in the encoded format specified via the MessageEncoding field. | 
                           
                           
                              | 1025 | 
                              FirstPx | 
                              N | 
                              Represents the price of the first fill of the trading session. | 
                           
                           
                              | 1174 | 
                              SecurityTradingEvent | 
                              N | 
                              Identifies an event related to the trading status | 
                           
                           
                              | 1021 | 
                              MDBookType | 
                              N | 
                              Used to relay changes in the book type | 
                           
                           
                              | 264 | 
                              MarketDepth | 
                              N | 
                              Used to relay changes in Market Depth. | 
                           
                           
                              | 1301 | 
                              MarketID | 
                              N | 
                               | 
                           
                           
                              | 1300 | 
                              MarketSegmentID | 
                              N | 
                               | 
                           
                           
                              | 
                                    Component Block - <ApplicationSequenceControl> | 
                              N | 
                               | 
                           
                           
                              | 
                                    Component Block - <StandardTrailer> | 
                              Y | 
                               |