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CBOT wheat settled up 5% on July 15 as Russia and Ukraine escalated attacks over the Black Sea and trade routes. Ukraine has lost about a third of its Black Sea export capacity, and Russia restricted Sea of Azov shipping that handles about a quarter of its grain exports.
France cut its 2026 soft wheat forecast 4% to 32.0 million tons after heat waves.
Losses in Ukrainian and Russian export capacity plus a smaller French crop tighten global wheat supply, supporting prices. Large fund short positions add upside volatility through short covering.
sahmcapital.com2026年7月15日在过去 361 次看涨的地缘政治事件之后，小麦(SRW) 在 5 个交易日内中位数变动 +0.7%（58% 上涨；中间一半区间为 -1.4% 至 +3.7%），20 个交易日内为 +1.3%。
在过去 94 次看涨的地缘政治事件之后，小麦(HRW) 在 5 个交易日内中位数变动 +0.1%（50% 上涨；中间一半区间为 -2.7% 至 +5.8%），20 个交易日内为 +0.1%。
在过去 323 次看涨的地缘政治事件之后，玉米 在 5 个交易日内中位数变动 +0.5%（57% 上涨；中间一半区间为 -1.5% 至 +2.9%），20 个交易日内为 +0.9%。
各商品基准价相对事件前最后收盘价的变动。历史数据汇总同类过往事件；仅描述已发生的情况，不代表未来走势。不构成投资建议。
CBOT wheat settled up 5% on July 15 as Black Sea attacks hit trade routes, a trade-flow shock that falls inside the 5-day window ending July 14 only in part, so it is a strong contributor to the continued rally.
CBOT wheat settled up 5% on July 15 as attacks hit trade routes. The move is the same large rally, though its date is one day after the 2026-07-14 window, so the timing match is imperfect.
