主力席位净空持仓量下降

Market Overview - On June 10, the A-share market experienced increased volatility, with the Shanghai Composite Index opening slightly higher and then declining, closing at 3384.82 points, down 0.44% for the day [1] - All four main futures contracts (IF, IH, IC, IM) fell, with declines of 0.69%, 0.53%, 0.88%, and 0.89% respectively [1] Futures Market Dynamics - The basis for IF, IH, and IC contracts widened to 24.5, 16.4, and 39.8 points respectively, while the basis for the IM contract slightly narrowed to 47.9 points [1] - Total open interest in futures increased by 8244 contracts, reaching 880,558 contracts, although the changes in open interest varied across different contracts [1] Position Changes - In terms of position changes, IF saw a reduction of 3841 contracts, bringing its open interest down to 238,881 contracts; IH increased by 45 contracts to 84,465; IC decreased by 1543 contracts to 219,085; and IM increased by 13,583 contracts to 338,127 [1] - The top 20 positions in each futures category showed inconsistent changes, with net short positions decreasing across all four main contracts [2] Specific Position Analysis - For the IF market, the main positions showed varied changes, with major players like Guotai Junan Futures reducing their long positions by 1799 contracts, while Zheshang Futures increased theirs by 607 contracts [2] - Overall, while total open interest increased, the net short positions across the four main futures contracts declined, indicating potential for increased market volatility and wide fluctuations in the short term [2]