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 2,580,149 contracts on 29 September 2026, versus 2,587,440 on 22 September.
Sample. The weekly series presented in the plot has 550 records. The time period covered by the series extends from March 2016 to September 2026.
History. Here's a snapshot of some statistics computed on the entire sample: positions hit a minimum of 95,318 contracts on 22 March 2016; they recorded their highest level of 2,981,802 on 25 August 2026; they had a mean of 1,305,727.
Latest values
| Date | Value - Number of contracts |
|---|---|
| 2026-09-15 | 2596996.0 |
| 2026-09-22 | 2587440.0 |
| 2026-09-29 | 2580149.0 |
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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.