COT reports: Total open positions (open interest) in 25+-year Treasury futures: ULTRA UST BOND - CHICAGO BOARD OF TRADE (number of contracts) - United States - CFTC - Weekly
This series is part of the dataset: Long-term 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 25+-year Treasury futures of the kind "ULTRA UST BOND - CHICAGO BOARD OF TRADE" were 2,256,084 contracts on 17 February 2026, versus 2,196,374 on 10 February.
Sample. There are 683 observations overall in the weekly time series shown in the plot above. The series covers the time range stretching from January 2013 to February 2026.
History. Here are some simple statistics we computed on the full sample: positions averaged 1,079,291 contracts; they achieved a maximum of 2,304,581 on 25 November 2025; they registered a minimum of 351,274 on 8 January 2013.
Latest values
| Date | Value - Number of contracts |
|---|---|
| 2026-02-03 | 2188411.0 |
| 2026-02-10 | 2196374.0 |
| 2026-02-17 | 2256084.0 |
Suggestion. To make your life easier, we categorize series into data sets and worksheets. By moving down the page, you will discover how we arranged further information linked to the statistics provided here.
Not for investment purposes. Data series and other information accessible on this web site are not suitable for investment purposes or other financial decisions. Users should seek professional advice and do independent analysis before pledging money to any investment.
Series Metadata
| Field | Value |
|---|---|
| Description | Total open positions (open interest) in futures on 25+-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 BOND - 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.