# Soybeans Plunge, Wheat Rallies on USDA Stocks and Production Changes

> USDA's Sept. 1 Grain Stocks and Small Grains Summary showed a bearish revision to the 2020 soybean crop and higher-than-expected Sept. 1 soybean and corn stocks. Wheat production and stocks were seen as bullish, and soybeans fell about 39 cents after the numbers were released.

- Date: 2021-09-30 · published 2021-09-30T12:00:00.000Z
- Category: report · region US · magnitude high
- Page: https://feedsoft.ai/events/45035-soybeans-plunge-wheat-rallies-on-usda-stocks-and-production-changes
- Commodities: [Soybeans](https://feedsoft.ai/c/SOY.md), [Soybean Meal](https://feedsoft.ai/c/SBM.md), [Corn](https://feedsoft.ai/c/CORN.md), [Wheat (SRW)](https://feedsoft.ai/c/WHEAT.md), [Wheat (HRW)](https://feedsoft.ai/c/KWHEAT.md)

## Why it matters

Higher old-crop soybean and corn supplies add to near-term bearish pressure on soy complex prices, while smaller wheat supplies support wheat prices.

## Read by commodity

- SBM: bearish ▼
- SOY: bearish ▼
- CORN: bearish ▼
- WHEAT: bullish ▲
- KWHEAT: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| SOY | 2018-08-10 | [Soybeans, Grains Plunge After USDA Raises Production Forecasts](https://feedsoft.ai/events/63478-soybeans-grains-plunge-after-usda-raises-production-forecasts.md) | -0.3% | -6.3% |
| SOY | 2019-02-08 | [Soybean Production Up in 2018, USDA Reports Winter Wheat Seedings and Grain Stocks also reported](https://feedsoft.ai/events/60450-soybean-production-up-in-2018-usda-reports-winter-wheat-seedings-and-grain.md) | -1.1% | -3.2% |
| SOY | 2025-09-12 | [USDA Ups Corn and Soybean Production Estimates](https://feedsoft.ai/events/22795-usda-ups-corn-and-soybean-production-estimates.md) | +2.2% | +0.7% |
| SOY | 2026-01-12 | [USDA Raises Production and Stocks Above Trade Expectations](https://feedsoft.ai/events/20994-usda-raises-production-and-stocks-above-trade-expectations.md) | +0.9% | +5.9% |
| SOY | 2018-01-12 | [Corn Yield and Soybean Production Up in 2017, USDA Reports - Winter Wheat Seedings and Grain Stocks also reported](https://feedsoft.ai/events/66841-corn-yield-and-soybean-production-up-in-2017-usda-reports-winter-wheat-seedings.md) | +3.9% | +4.5% |
| SBM | 2018-08-10 | [Soybeans, Grains Plunge After USDA Raises Production Forecasts](https://feedsoft.ai/events/63478-soybeans-grains-plunge-after-usda-raises-production-forecasts.md) | +0.2% | -5.9% |
| SBM | 2019-02-08 | [Soybean Production Up in 2018, USDA Reports Winter Wheat Seedings and Grain Stocks also reported](https://feedsoft.ai/events/60450-soybean-production-up-in-2018-usda-reports-winter-wheat-seedings-and-grain.md) | 0.0% | -2.1% |
| SBM | 2025-09-12 | [USDA Ups Corn and Soybean Production Estimates](https://feedsoft.ai/events/22795-usda-ups-corn-and-soybean-production-estimates.md) | -1.4% | -5.4% |

## Sources

- dtnpf.com: https://www.dtnpf.com/agriculture/web/ag/news/article/2021/09/30/soybeans-plunge-wheat-rallies-usda

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