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 2,617,654 contracts on 3 February 2026, versus 2,618,046 on 27 January.
Sample. In the weekly series presented in the chart, there are 516 observations. The series covers the time period going from March 2016 to February 2026.
History. Here's a peek at a few statistics calculated on the full sample: positions reached their lowest level of 95,318 contracts on 22 March 2016; they recorded a maximum of 2,715,304 contracts on 26 August 2025; they had a mean of 1,226,945 contracts.
Latest values
| Date | Value - Number of contracts |
|---|---|
| 2026-01-20 | 2,573,395 |
| 2026-01-27 | 2,618,046 |
| 2026-02-03 | 2,617,654 |
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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.