# US corn and soybeans prices fall sharply after USDA stocks surprise | S&P Global

> USDA's Grain Stocks report showed US corn stocks at 2.095 billion bushels as of Sept. 1, above the trade estimate and the high end of expectations. December CBOT corn fell about 21 cents to $5.0075/bu, and CIF New Orleans and FOB Gulf corn assessments dropped $8/mt or more.

- Date: 2026-09-30 · published 2026-09-30T12:00:00.000Z
- Category: report · region US · magnitude high
- Page: https://feedsoft.ai/events/17402-us-corn-and-soybeans-prices-fall-sharply-after-usda-stocks-surprise-s-and-p
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md), [DDGS](https://feedsoft.ai/c/DDGS.md)

## Why it matters

Heavier old-crop corn supplies raise near-term carryout expectations and pressure corn and feed-grain prices, which lowers feed input costs for buyers in the near term.

## Read by commodity

- CORN: bearish ▼
- DDGS: bearish ▼

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2024-01-12 | [Corn and Soybean Prices Tank After USDA Report Makes Surprising Revisions to Yield - AgWeb](https://feedsoft.ai/events/32065-corn-and-soybean-prices-tank-after-usda-report-makes-surprising-revisions-to.md) | -0.9% | -5.5% |
| CORN | 2024-08-14 | [Soybean and corn prices are sharply dropping in global markets, with the cause still unknown.](https://feedsoft.ai/events/12649-soybean-and-corn-prices-are-sharply-dropping-in-global-markets-with-the-cause.md) | -0.7% | +0.6% |
| CORN | 2025-10-01 | [USDA Grain Stocks Report Surprises Corn and Wheat - RFD](https://feedsoft.ai/events/9845-usda-grain-stocks-report-surprises-corn-and-wheat-rfd.md) | +1.4% | +2.3% |
| CORN | 2023-05-15 | [USDA Ending Stocks Reveal Record Projections for Corn and Soybeans - ProAg](https://feedsoft.ai/events/35890-usda-ending-stocks-reveal-record-projections-for-corn-and-soybeans-proag.md) | -8.8% | -9.3% |
| CORN | 2018-09-21 | [Surprising Drop in Prices of Corn, Soybeans, and Soy Meal – Lider Media](https://feedsoft.ai/events/62927-surprising-drop-in-prices-of-corn-soybeans-and-soy-meal-lider-media.md) | +3.0% | +4.1% |

## Sources

- spglobal.com: https://www.spglobal.com/energy/en/news-research/latest-news/agriculture/093026-us-corn-and-soybeans-prices-fall-sharply-after-usda-stocks-surprise

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.