期指：全球同步风格均衡

1. Report Industry Investment Rating - No relevant content provided. 2. Core Viewpoints of the Report - On November 12, the current - month contracts of the four major stock index futures showed mixed trends. IF fell 0.03%, IH rose 0.38%, IC fell 0.37%, and IM fell 0.38% [1]. - On the trading day, the total trading volume of stock index futures rebounded, indicating that investors' trading enthusiasm has increased. The total trading volume and total open interest of IF, IH, IC, and IM all increased [1][2]. - The trend strength of IF and IH is 1, and the trend strength of IC and IM is also 1 [6]. 3. Summary by Relevant Catalogs 3.1 Stock Index Futures Data - Prices and Fluctuations: The closing prices of CSI 300, SSE 50, CSI 500, and CSI 1000 were 4645.91, 3044.3, 7243.25, and 7486.38 respectively, with fluctuations of - 0.13%, + 0.32%, - 0.66%, and - 0.72%. The prices of their corresponding futures contracts also showed different fluctuations [1]. - Trading Volume and Open Interest: The total trading volume of IF, IH, IC, and IM increased by 10290 lots, 3933 lots, 33145 lots, and 57813 lots respectively. The total open interest of IF, IH, IC, and IM increased by 10237 lots, 2738 lots, 21807 lots, and 22747 lots respectively [1][2]. - Basis: The basis of each futures contract is different. For example, the basis of IF2511 is - 0.91, and the basis of IH2511 is 2.5 [1]. 3.2 Top 20 Member Open Interest Changes - The open interest of long and short positions of each futures contract has different changes. For example, the long - position net change of IF2511 is 1564, and the short - position net change is 8653 [5]. 3.3 Market News - Technology stocks declined again, the Dow Jones Industrial Average rose for four consecutive days to a new high, AMD rose 9%, gold rose for four consecutive days, and crude oil tumbled. The U.S. dollar fell 0.3% from its daily high, Bitcoin had a reverse trend, gold rose 1.7% intraday, and U.S. oil tumbled more than 4.2% [7]. - Vice - Premier He Lifeng met with relevant American representatives, emphasizing the broad cooperation space in Sino - US economic and trade fields [7]. - The Shanghai Stock Exchange International Investors Conference was officially opened. Relevant leaders of the CSRC and the Shanghai Stock Exchange made statements on deepening reforms and optimizing systems [7][8]. - The A - share market fluctuated throughout the day. The Shanghai Composite Index fell 0.07% to 4000.14 points, the Shenzhen Component Index fell 0.36%, and the ChiNext Index fell 0.39%. The trading volume of A - shares was 1.96 trillion yuan, lower than the previous day's 2.01 trillion yuan [8].