期指主力席位减仓

Group 1 - The A-share market rebounded after a previous adjustment, with the Shanghai Composite Index closing above 3900 points at 3912.21 [1] - All four main futures contracts (IF, IH, IC, IM) experienced gains, with increases of 1.72%, 1.5%, 1.73%, and 1.77% respectively [1] - The total open interest for futures increased slightly by 5026 contracts, reaching a total of 1,006,351 contracts, although performance varied across different contracts [1] Group 2 - The positions of the top 20 futures contracts showed a divergence, with net short positions increasing across all contracts [2] - In the IF market, major positions saw a decline, with significant reductions in long positions from various futures seats [2] - Overall, while total open interest increased slightly, the decline in long positions indicates a cautious sentiment among major funds [2]