软商品日报：有利天气预期下，棉花短期震荡偏弱-20250812

Report Industry Investment Rating - Sugar - Oscillation [1] - Cotton - Oscillation [1] Core Viewpoints - Sugar is affected by consecutive droughts from autumn to spring, with unfavorable emergence and early growth of sugarcane in Guangxi. Beet growth is generally good, but there is a risk of pests and diseases in Inner Mongolia due to excessive rainfall. Attention should be paid to Brazil's sugar production progress and Northern Hemisphere sugar crop growth [1]. - Most cotton - growing areas in China have entered the budding to flowering stage, with growth 4 - 7 days ahead of previous years. High - temperature in Xinjiang in July poses a heat - damage risk. Cotton inventory is decreasing, but the downstream market is in a slack season, and textile enterprises are cautious in raw material procurement. Weather changes and tariff uncertainties need to be monitored [1]. Data Summary 1. Price Changes - Foreign Market Quotes: From August 10 to August 11, 2025, the price of US sugar increased by 1.66% from 16.27 to 16.54 dollars, and the price of US cotton increased by 0.30% from 66.64 to 66.84 dollars [3]. - Spot Prices: From August 8 to August 11, 2025, the price of sugar in Nanning increased by 0.17% from 5950.0 to 5960.0, while the price in Kunming remained unchanged. The cotton index 328 decreased by 0.11% from 3281 to 3280, and the price of cotton in Xinjiang decreased by 0.33% from 15100.0 to 15050.0 [3]. 2. Spread Changes - Sugar Spread: From August 10 to August 11, 2025, SR01 - 05 decreased by 2.33%, SR05 - 09 decreased by 2.00%, and SR09 - 01 decreased by 1.87% [3]. - Cotton Spread: CF05 - 09 increased by 36.36%, and CF09 - 01 increased by 25.00%, while CF01 - 05 remained unchanged [3]. 3. Basis Changes - Sugar Basis: From August 8 to August 11, 2025, the basis of sugar 01 remained unchanged, the basis of sugar 05 decreased by 0.34%, and the basis of sugar 09 increased by 1.38% [3]. - Cotton Basis: The basis of cotton 01 decreased by 7.04%, the basis of cotton 05 decreased by 6.79%, and the basis of cotton 09 decreased by 3.71% [3]. 4. Import Price and Profit - The import price of cotton cotlookA remained unchanged from August 8 to August 11, 2025, and the sugar import profit also remained unchanged [3]. 5. Option Volatility - For SR601C5600, the implied volatility is 0.0856, and the historical volatility of the futures underlying SR601 is 5.86. For CF601C13600, the implied volatility is 0.107, and the historical volatility of the futures underlying CF601 is 5.03 [3]. 6. Warehouse Receipts - From August 8 to August 11, 2025, the number of sugar warehouse receipts decreased by 1.64% from 18545.0 to 18240.0, and the number of cotton warehouse receipts decreased by 0.97% from 8252.0 to 8172.0 [3] Company Information - Xinda Futures Co., Ltd. is a limited - liability company specializing in domestic futures business, wholly - owned by Xinda Securities Co., Ltd., with a registered capital of 600 million RMB. It has multiple memberships and observer statuses in relevant institutions [8].