投资咨询业务资格：证监许可【2011】1778 号 具体来看，纯碱期货 2605 合约多头前 20 席位中，减持多单的有 9 家。其中，减持多单数量超过 5000 手的有 1 家，为东证期货席位，大幅减少 10977 手。另外，减持多单数量介于 1000 手至 5000 手的有 4 家， 分别为国泰君安期货席位、方正中期席位、中信期货席位和华泰期货席位，分别减少 3337 手、2344 手、 1743 手和 1971 手。剩余 4 家均减持不足 1000 手。 空头前 20 席位中，减持空单的有 10 家。其中，减持空单数量超过 5000 手的有 1 家，为中信期货席 位，大幅减少 7684 手。另外，减持空单数量介于 1000 手至 5000 手的有 5 家，分别为国泰君安期货席位、 华泰期货席位、银河期货席位、华安期货席位和平安期货席位，分别减少 4576 手、1031 手、2214 手、1091 手和 3391 手。剩余 4 家均减持不足 1000 手。 图为纯碱期货 2605 合约多空前 20 席位持仓变化 值得注意的是，当日多空排行榜前 20 席位中，有 3 家进行多翻空操作。东证期货席位在减持 1 ...

Report Summary 1. Report Industry Investment Rating - No information provided 2. Core View of the Report - The net short position of the soda ash futures 2605 contract shrank to 108,712 lots, indicating that the short - side advantage has weakened. It is expected that the soda ash futures will maintain a volatile and moderately strong trend in the future [6] 3. Summary by Related Catalog Futures Market Performance - The soda ash futures 2605 contract showed a trend of increasing volume, increasing positions, stabilizing in oscillation, and rising slightly. The intraday price dropped to a minimum of 1,183 yuan/ton and rose to a maximum of 1,210 yuan/ton, closing at 1,205 yuan/ton with a gain of 1.43%. The positions increased by 9,307 lots to 1,160,211 lots [2] Changes in Long and Short Positions - In the top 20 long - side and short - side positions of the soda ash futures 2605 contract, both long and short positions increased. The long - side positions increased by 2,841 lots to 579,131 lots, and the short - side positions increased by 1,736 lots to 687,843 lots [2] Details of Long - Side Position Changes - Among the top 20 long - side positions, 10 increased their long positions. 3 increased by more than 1,000 lots, including Guotai Junan Futures (2,339 lots), Fangzheng Futures (2,244 lots), and CITIC Futures (1,009 lots). 5 increased between 100 and 1,000 lots [2] Details of Short - Side Position Changes - Among the top 20 short - side positions, 12 increased their short positions. 8 increased by more than 1,000 lots, including Huatai Futures (3,220 lots), Zheshang Futures (1,393 lots), etc. 4 increased between 100 and 1,000 lots [3] Multi - to - Short and Short - to - Long Operations - 3 positions carried out multi - to - short operations, such as Shenyin Wanguo Futures, GF Futures, and Huatai Futures. 2 positions carried out short - to - long operations, namely CITIC Futures and Yong'an Futures [5]