The market data Security Definition (tag 35-MsgType=d) message identifies the instrument and provides instrument attributes such as expiration, strike price, etc.
Market Data Security Definition - Futures
This Market Data Security Definition message is sent for futures markets. This message maps to the MDInstrumentDefinitionFuture template in the SBE MDP Core schema.
Bitmap field of eight Boolean type indicators reflecting the end of updates for a given CME Globex Event:
Bit 0: (least significant bit) Last Trade Summary message for a given event
Bit 1: Last electronic volume message for a given event
Bit 2: Last customer order quote message for a given event
Bit 3: Last statistic message for a given event
Bit 4: Last implied quote message for a given event
Bit 5: Message resent during recovery
Bit 6: Reserved for future use
Bit 7: (most significant bit) Last message for a given event
MatchEventIndicator is not supported on the Instrument Recovery feeds
Total number of instruments in the Replay loop.
Used on Replay Feed only.
Included in the message on the Incremental feed when a mid-week deletion or modification (i.e. extension) occurs.
Add represents Security Definition messages that are:
Modify represents modifications to a Security Definition
Delete represents deletions of a Security Definition
|Timestamp of when the instrument was last added, modified or deleted. UTC Timestamps are sent in number of nanoseconds since Unix epoch synced to a master clock to microsecond accuracy.
Identifies the current state of the instrument. In Security Definition message this tag is available in the Instrument Replay feed only.
15=New Price Indication
17=Ready to trade (start of session)
18= Not available for trading
20=Unknown or Invalid
More information regarding market states, including valid values, will will be provided at a later date.
|The channel ID as defined in the XML Configuration file
Identifies the market segment.
Populated for all CME Globex instruments.
Exchange used to identify a security
XCBT=Chicago Board of Trade
XCME=Chicago Mercantile Exchange
XNYM=New York Mercantile Exchange
XCEC= COMEX (Commodities Exchange Center)
XMGE=Minneapolis Grain Exchange
DUMX=Dubai Mercantile Exchange
NYUM=XNYM-DUMX inter-exchange spread
MGCB=XMGE-XCBT inter-exchange spread
CBCM=XCME-XCBT inter-exchange spread
XFXS=CME FX Link spread
GLBX=FX Spot leg
BTEE=BrokerTec EU (UK Gilts & Notes)
BTAM=BrokerTec Amsterdam (All EU except UK Gilts & Notes)
|Security Group Code.
|The underlying asset code also known as Product Code
|Instrument Name or Symbol
Unique instrument ID as qualified by the exchange per tag 22-SecurityIDSource.
The unique instrument ID value will not be reused until the next trade date following an instrument expiration or deletion.
Identifies source of tag 48-SecurityID value. This value is always 8 for CME is required if tag 48-SecurityID is specified.
FUT=Future or Future Spread
OOF=Options on Futures or Options on Futures Spread
MLEG=Spread with mixed type leg
IRS=Interest Rate Swaps
TBOND=US Treasury Bond
TBILL=US Treasury Bill
TNOTE=US Treasury Note
TB=Non-US Treasury Bill
TBA=To Be Announced
EUSOV= EGB (Euro Government Bonds)
SUPRA= US Supranational
TIPS=Treasury Inflation-Protected Securities
TINT=U.S. Treasury STRIPS
ISO standard instrument categorization code.
Currently not supported in futures and options markets. Consult CME Reference Data API Version 3 for CFI values.
This field provides the calendar month reflected in the instrument symbol (tag 55-Symbol in MDP 3.0; tag 107-SecurityDesc in iLink). Format YYYYMM (e.g., 201912)
For futures spreads and options spreads, this field contains the first leg's calendar month reflected in the instrument symbol.
For packs and bundles, this value represents the quarterly contract reflected in the instrument symbol.
For daily products, this tag contains the full calendar date as reflected in the instrument symbol. Format YYYYMMDD (e.g. 20191205).
For weekly options products, this tag contains the calendar month and week indicator reflected in the instrument symbol. Format YYYYMMwW (e.g., for the 4th week contracts, 2019124).
|Identifies currency used for price
|Identifies currency used for settlement, if different from trading currency
F=First In, First Out (FIFO)
T=FIFO with LMM
S=FIFO with TOP and LMM
Q=Threshold Pro-Rata with LMM
|The minimum trading volume for a security
|The maximum trading volume for a security
Minimum constant tick for the instrument.
For VTT-eligible products, this tag will contain 'NULL' for Options and '0' for User Defined Spreads (UDS).
|Contains the multiplier to convert the CME Globex display price to the conventional price
|Price Denominator of Main Fraction
|Price Denominator of Sub Fraction
Number of digits to the right of tick mark; location of tick mark between whole and non-whole numbers.
Example: where tag 9800=3, display fractional price as: 112'200
Unit of measure for the products' original contract size. This will be populated for all products listed on CME Globex
This field contains the contract size for each instrument. Use in combination with tag 996-UnitofMeasure.
Live Cattle futures
|Reference price for prelisted instruments or the last calculated Settlement whether it be Theoretical, Preliminary or a Final Settle of the session.
Bitmap field of eight Boolean type indicators representing settlement price type:
Bit 0: (least significant bit):
0=Theoretical or Undefined
Note: Typically, there are two rounds of preliminary settlement prices disseminated. The early round of preliminary settlement prices will have Bit 1 set to 0 (Undefined).
1=Settlement at Trading Tick
0=Settlement at Clearing Tick
Bit 4-6: Reserved for future use, set to 0
1=entire set is a NULL
Settlements are not supported on BrokerTec markets.
|The total open interest for the market at the close of the prior trading session.
|The total cleared volume of instrument traded during the prior trading session.
Allowable high limit price for the trading day.
A key parameter in validating order price.
Used as the upper band for validating order prices. Orders submitted with prices above the upper limit will be rejected.
This price protects off prices for quoting.
Note: This value is indicative only and may not reflect the actual real-time high limit price.
Allowable low limit price for the trading day.
A key parameter in validating order price.
Used as the lower band for validating order prices. Orders submitted with prices below the lower limit will be rejected.
This price protects off prices for quoting.
Note: This value is indicative only and may not reflect the actual real-time low limit price.
|Differential value for price banding.
|Indicates the quantity that a contract will decay daily by once the decay start date is reached
|Indicates the date at which a decaying contract will begin to decay
|Fixed contract value assigned to each product
Number of deliverable units per instrument, e.g., peak days in expiration month or number of calendar days in expiration month.
The market data Security Definition (tag 35-MsgType=d) message for the variable quantity spread will be populated with the value '0' for tag 231-ContractMultiplier.
The market data Security Definition (tag 35-MsgType=d) message is populated with values for the outright legs for tag 231-ContractMultiplier and customers must extract this value.
Indicates the type of multiplier being applied to the product. Optionally used in combination with tag 231-ContractMultiplier.
1=multiplied by hour
The schedule according to which the electricity is delivered in a physical contract, or priced in a financial contract. Specifies whether the contract is defined according to the Easter Peak, Eastern Off-Peak, Western Peak or Western Off-Peak.
0=NERC Eastern Off-Peak
Currently under development.
Identifies user-defined instruments.
Y=User defined instrument
Trading Session Date corresponding to the settlement price in tag 1150-TradingReferencePrice. Sent in number of days since Unix epoch.
May contain null value when Trading Reference Price is not available for the instrument.
Global unique instrument identifier. Additional product and instrument referential data can be gathered via CME Reference Data API using GUID fields.
Currently unavailable for futures and options instruments.
|Repeating Group 1
Code to represent the type of event
|Date and Time of instrument Activation or Last Trade Datetime event sent as number of nanoseconds since Unix epoch
|Repeating Group 2
Describes a class of service for a given data feed.
GBX=CME Globex Book Depth
|Repeating Group 3
|Tag 871-InstAttribType and tag 872-InstAttribValue function together where tag 871 indicates the type of value that the following tag 872 will contain.
Bitmap field of 32 Boolean type indicators:
0 (least significant bit): Electronic Match Eligible
1: Order Cross Eligible
2: Block Trade Eligible
3: EFP Eligible
4: EBF Eligible
5: EFS Eligible
6: EFR Eligible
7: OTC Eligible
8: iLink Mass Quoting Eligible
9: Negative Strike Eligible
10: Negative Price Eligible
11: Is Fractional (indicates product has fractional display price)
13: RFQ Cross Eligible
14: Zero Price Eligible
15: Decaying Product Eligibility
16: Variable Quantity Product Eligibility
17: DailyProduct Eligibility
18: GT Orders Eligibility (Previously Tag 827)
19: Implied Matching Eligibility (Previously tag 1144)
21: Variable Cabinet Eligible
22: Inverted Book
23: All or None Instrument
24-31 – Reserved for future use
|Repeating Group 4
This tag is required to interpret the value in tag 1231-MinLotSize
2=minimum order entry quantity for an instrument
3=the minimum qty required for a block trade
4=Round lot (Variable Quantity Products)
|Minimum quantity accepted for order entry. If tag 1093-LotType=4, this value is the minimum quantity for order entry expressed in the applicable units, specified in tag 996-UnitOfMeasure, e.g. megawatts