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" stood at 2,493,394 contracts on 18 August 2026, compared to 2,416,703 on 11 August 2026.
Sample. In this weekly time series, there are 709 data points. The series covers the period extending from January 2013 to August 2026.
History. Here are some summary statistics computed on the entire sample: positions had an average value of 1,127,018 contracts; they recorded their highest level of 2,541,774 on 24 February 2026; they recorded a minimum of 351,274 on 8 January 2013.
Latest values
| Date | Value - Number of contracts |
|---|---|
| 2026-08-04 | 2436891.0 |
| 2026-08-11 | 2416703.0 |
| 2026-08-18 | 2493394.0 |
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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.