STL INT Settlements

STL settlement files contain preliminary and final pre-clearing daily settlement prices for CME Group futures and options contracts. Preliminary settlement prices are published periodically throughout the day but are subject to change until the final prices are posted. This dataset includes the open, high, low, last, current day settlement, point change, estimated volume, prior day settlement, prior day volume and prior day open interest. 


Dates Available

 

File Name

Start Date

End Date

File Name

Start Date

End Date

STL.INT

Jan 14, 2019

Present

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Sample Files

 

File Name

File Name

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Layout Guide

Field Name

Description

Example Values

Supported Format

Field Name

Description

Example Values

Supported Format

MTH/STRIKE

The delivery month and year for the future. If an option, the strike price.

DEC18
10000

MMMYY
Alphanumeric

OPEN

Represents the first price at which a contract traded after opening for the instrument and trade date.

97.0100

Number

HIGH

Highest trade price or highest bid price for the trading day.

97.3300B
97.7900

Number

LOW

Lowest trade price or highest bid price for the trading day.

97.3100A
97.6600

Number

LAST

Represents the most recent bid, ask or trade price for a given instrument on that trade date.

96.8850A

97.3200B

Number

SETT

Settlement price for current trade date.

100.1200

CAB (Options)

Alphanumeric

PT CHGE

Represents the point change which is calculated as the difference between the current settlement price and prior day settlement price.

UNCH

+.0100

-.0050

Alphanumeric

EST. VOL

Estimated cumulative volume for the contract and trade date. It's an estimate because until all floor volumes are entered into clearing, we don't know the exact quantities.

110297

(blank)

Number

PRIOR DAY SETT

Settlement price for the previous trade date.

100.3200

CAB (Options)

Alphanumeric

PRIOR DAY VOL

Cleared volume representing the sum of Globex, floor and privately negotiated contract volumes for the prior trade date.

20000

(blank)

Number

PRIOR DAY INT

Prior day open interest represents the total number of contracts long or short in the respective month.

180000

(blank)

Number


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FAQ

What format is the file delivered in?

STL.INT files are delivered in .JSON format.

How many times will the file be published on a given trade date?

You will receive five preliminary files along with one final pre-clearing file.

When are these files delivered?

File Name

Description

Preliminary Publish Times

Final Pre-Clearing Publish Time

File Name

Description

Preliminary Publish Times

Final Pre-Clearing Publish Time

stlint

Interest Rates

14:15, 14:30, 15:02, 15:30, 16:30

18:00

What is the difference between Preliminary & Final Pre-Clearing STL Files?

Preliminary settlement files are published periodically throughout the day bu are subject to change until the final pre-clearing files are posted.  The type of file being published is specified in the file header.

What dates are available for Block Trade data?

The files are available starting January 14, 2019.

Do you have sample files available?

Yes. View sample files.

Are bids and asks included in STL files?

Not all bids and offers are contained in STL files, but offers that occur at or below the previous last price are included. These prices are indicated with an "A" appended to the end of the corresponding price field. Bids that occur at or above the previous last price are flagged with a "B" appended to the end of the corresponding price field.

Why are some expiries and/or strikes missing settlements?

We do not currently provide settlements for expiries or option strikes that have not traded that day and do not have open interest.

Do STL files include both floor and CME Globex prices?

Yes, both venues are included in the dataset.

Are spreads included in the STL INT files?

No only plain vanilla futures and options products are included in the file.

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