COT reports: Total open positions (open interest) in 10-year Treasury futures: ULTRA UST 10Y - CHICAGO BOARD OF TRADE (number of contracts) - United States - CFTC - Weekly
This series is part of the dataset: 10-year Treasury notes COT reports (CFTC)
Download Full Dataset (.xlsx)Latest updates. According to the Commitments of Traders (COT) reports published by the Commodity Futures Trading Commission (CFTC), total open positions (open interest) in 10-year Treasury futures of the kind "ULTRA UST 10Y - CHICAGO BOARD OF TRADE" were 2,643,685 contracts on 13 October 2026, compared to 2,593,056 on 6 October 2026.
Sample. There are 552 records in the weekly series presented in the figure above. The series covers the time span extending from March 2016 to October 2026.
History. Here’s a quick look at a few simple statistics we calculated on the full sample: positions reached a minimum of 95,318 contracts on 22 March 2016; they peaked at 2,981,802 contracts on 25 August 2026; they averaged 1,310,483 contracts.
Latest values
| Date | Value - Number of contracts |
|---|---|
| 2026-09-29 | 2,580,149 |
| 2026-10-06 | 2,593,056 |
| 2026-10-13 | 2,643,685 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Total open positions (open interest) in futures on 10-year Treasury notes |
| Country | United States |
| Economic concept | Stock |
| Data type | Quantity |
| Seasonally adjusted | No |
| Deflation method | Not applicable |
| Rescaling | None |
| Measure type | Level |
| Frequency | Weekly |
| Unit | Number of contracts |
| Source | Commodity Futures Trading Commission (CFTC) |
| Source type | Government agency |
| Data licence | Public domain information |
| Other information | Specific future: "ULTRA UST 10Y - CHICAGO BOARD OF TRADE |
| FSR temporal aggregation code | LW1 |
Series in the same data set
Discover the other time series included in this data set.