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 Tresasury 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 2,586,178 contracts on 17 February 2026, versus 2,559,366 on 10 February 2026.
Sample. There are 518 data points in the weekly time series shown in the plot above. The series covers the time range extending from March 2016 to February 2026.
History. Take a look at some descriptive statistics computed on the full sample: positions reached their highest level of 2,715,304 contracts on 26 August 2025; they reached their lowest level of 95,318 on 22 March 2016; they had a mean value of 1,232,141.
Latest values
| Date | Value - Number of contracts |
|---|---|
| 2026-02-03 | 2617654.0 |
| 2026-02-10 | 2559366.0 |
| 2026-02-17 | 2586178.0 |
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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.