SOFR Strip Rates

What format is the file delivered in?

Data is provided in .json format.

Are files compressed?

No, the files are not compressed into zip files.

How many files are available per day?

One file is available per day.

How far back do you maintain these records?

These files go back to May 21, 2019.

Do you have sample files available?

Yes, see Sample Files section above.

Are there any anomalies in the the data?

There are no known anomalies.

When are these files delivered?

These files are made available daily at 6:30 PM CST.

If I purchase daily updates of these datasets, will I get historical data as well?

No. When an order is placed for daily updates of these datasets, the first file included will be generated for the start date of the subscription. However, files remain accessible for 30 days after purchase, enabling the customer to reference previous day’s data.

What does the data represent?

CME SOFR Strip Rates provide an indicative view into forward-looking expectations for overnight Treasury repo rates as reflected by SOFR.

What tenors are available?

1-month, 3-month, and 6-month tenors are available for the strip rates.

How is the data computed?

The data is derived purely from settlement prices of CME SOFR Futures using methods similar to that developed by the Federal Reserve staff reviewed in this paper.

How large are these files?

The average file size is approximately .7KB.

How is the data structured?