# Corn, Wheat And Soy All See Prices Drop On Prospect Of US-Iran Deal | ESM Magazine

> World corn prices hit nine-month lows on June 15 after the U.S. and Iran reached an initial deal to end their war and reopen the Strait of Hormuz. Wheat and soybeans also fell as crude oil dropped sharply, and traders said markets would stay cautious until the deal was signed.

- Date: 2026-06-16 · published 2026-06-16T12:00:00.000Z
- Category: geopolitics · region Global · magnitude high
- Page: https://feedsoft.ai/events/18835-corn-wheat-and-soy-all-see-prices-drop-on-prospect-of-us-iran-deal-esm-magazine
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md), [Wheat (SRW)](https://feedsoft.ai/c/WHEAT.md), [Soybeans](https://feedsoft.ai/c/SOY.md), [Crude Oil (WTI)](https://feedsoft.ai/c/WTI.md), [Crude Oil (Brent)](https://feedsoft.ai/c/BRENT.md)

## Why it matters

Lower crude oil reduces biofuel-linked demand support for grains and oilseeds, pushing feed grain prices down. Lower energy costs also ease fertilizer and freight pressure over time.

## Read by commodity

- SOY: bearish ▼
- WTI: bearish ▼
- CORN: bearish ▼
- BRENT: bearish ▼
- WHEAT: bearish ▼

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2026-07-27 | [Corn and Soybeans Fall on US Weather, Pause in US-Iran Strikes - Bloomberg](https://feedsoft.ai/events/8278-corn-and-soybeans-fall-on-us-weather-pause-in-us-iran-strikes-bloomberg.md) | -4.8% | +0.5% |
| CORN | 2026-07-27 | [Soybeans and corn fall more than 2% as oil drops, wheat also down \| ZAWYA](https://feedsoft.ai/events/8284-soybeans-and-corn-fall-more-than-2-as-oil-drops-wheat-also-down-zawya.md) | -4.8% | +0.5% |
| CORN | 2026-08-04 | [CBOT grains, soybeans fall as oil drops on Iran hopes \| Stock Market News](https://feedsoft.ai/events/12807-cbot-grains-soybeans-fall-as-oil-drops-on-iran-hopes-stock-market-news.md) | -1.3% | +10.1% |
| CORN | 2026-10-23 | [Wheat prices fall to 14-week low on Black Sea hopes \| Peepals](https://feedsoft.ai/events/449-wheat-prices-fall-to-14-week-low-on-black-sea-hopes-peepals.md) | -0.6% | — |
| CORN | 2022-05-03 | [Slow news day sends corn, soy prices lower – The Seam](https://feedsoft.ai/events/5843-slow-news-day-sends-corn-soy-prices-lower-the-seam.md) | +3.6% | +3.0% |
| WHEAT | 2026-07-27 | [Soybeans and corn fall more than 2% as oil drops, wheat also down \| ZAWYA](https://feedsoft.ai/events/8284-soybeans-and-corn-fall-more-than-2-as-oil-drops-wheat-also-down-zawya.md) | -2.4% | +2.9% |
| WHEAT | 2024-11-26 | [​Brent crude oil, silver and wheat prices drop on Middle East de-escalation​ \| Levels to Watch \| IG International](https://feedsoft.ai/events/11779-brent-crude-oil-silver-and-wheat-prices-drop-on-middle-east-de-escalation.md) | -0.1% | +2.1% |
| WHEAT | 2022-03-29 | [Wheat: Prices fall on peace talks, low demand \| Latest Market News](https://feedsoft.ai/events/42308-wheat-prices-fall-on-peace-talks-low-demand-latest-market-news.md) | -9.0% | -3.6% |

## Sources

- esmmagazine.com: https://www.esmmagazine.com/supply-chain/corn-hits-nine-month-low-wheat-and-soy-fall-on-us-iran-peace-deal-314229

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