CORN · CHICAGO BOARD OF TRADE · CFTC code 002602 · week ending 2026-10-06
Managed Money holds a net position of 329,839 contracts, or 17.7% of the 1,859,993 contracts of open interest, leaving the category net long. That is meaningfully above its three-year average, though short of an extreme (z = +1.70 and sits at 89 on a 0–100 scale of its three-year range). In contracts, the net position moved −51,381 while open interest moved +2,676 — new shorts entering, with fresh money taking the short side as open interest grew. That is −2.79pp as a share of open interest.
Managed Money · blue above the line is net long, red below is net short
The denominator. Positioning shares mean little without knowing whether the market itself is growing or shrinking.
Shaded beyond ±2σ. Measures how unusual today's share is for this market.
Rank within the 3-year range. Shaded below 10 and above 90.
Change in the net share week over week, in percentage points of open interest.
Net share of open interest by trader group. The groups net to zero — every long is someone's short.
| Week | Open interest | Net | Net % OI | Δ pp | Z | COT Idx |
|---|---|---|---|---|---|---|
| 2026-10-06 | 1,859,993 | 329,839 | 17.73% | -2.79 | 1.70 | 89 |
| 2026-09-29 | 1,857,317 | 381,220 | 20.53% | -1.26 | 1.96 | 95 |
| 2026-09-22 | 1,854,505 | 404,097 | 21.79% | -0.69 | 2.11 | 97 |
| 2026-09-15 | 1,843,824 | 414,460 | 22.48% | -0.50 | 2.21 | 99 |
| 2026-09-08 | 1,803,323 | 414,459 | 22.98% | 0.25 | 2.31 | 100 |
| 2026-09-01 | 1,764,182 | 401,003 | 22.73% | 4.14 | 2.34 | 100 |
| 2026-08-25 | 1,707,706 | 317,448 | 18.59% | 8.07 | 2.03 | 100 |
| 2026-08-18 | 1,728,003 | 181,692 | 10.51% | 3.04 | 1.33 | 82 |
| 2026-08-11 | 1,684,065 | 125,875 | 7.47% | -0.74 | 1.07 | 74 |
| 2026-08-04 | 1,762,573 | 144,821 | 8.22% | 0.92 | 1.15 | 76 |
| 2026-07-28 | 1,736,827 | 126,776 | 7.30% | 4.04 | 1.07 | 74 |
| 2026-07-21 | 1,742,139 | 56,713 | 3.26% | 2.59 | 0.70 | 64 |