CIG(SH:603083) Sou Hu Cai Jing·2025-09-15 12:18Summary of Key Points Core Viewpoint - The total trading volume of the Shanghai and Shenzhen Stock Connect reached 287.3 billion, with Cambricon and CATL leading in trading volume for the Shanghai and Shenzhen markets respectively [1]. Trading Volume - The total trading amount for the Shanghai Stock Connect was 130.77 billion, while the Shenzhen Stock Connect was 156.54 billion [2]. Top Trading Stocks - In the Shanghai Stock Connect, Cambricon ranked first with a trading volume of 3.132 billion, followed by Haiguang Information and Industrial Fulian [3]. - In the Shenzhen Stock Connect, CATL led with a trading volume of 6.759 billion, followed by Luxshare Precision and Shenghong Technology [3]. Sector Performance - The transportation equipment sector saw the highest net inflow of funds, amounting to 2.977 billion, while the electronic sector experienced the largest net outflow of 8.911 billion [4][5]. ETF Trading - The Tianhong ChiNext ETF (159977) saw a significant increase in trading volume, with a 145% increase compared to the previous day, making it the top performer [9]. - The Rare Metals ETF (562800) also experienced a substantial increase of 142% in trading volume [9]. Futures Positioning - All four major futures contracts (IH, IF, IC, IM) saw both long and short positions reduced, with a notable decrease in short positions for the IC contract [13]. Institutional Trading Activity - Institutional trading was active, with significant purchases in automotive stocks and a notable buy of 597 million in Cambricon by one institution [15]. - Several battery-related stocks faced substantial selling pressure from institutions, including a sell-off of 207 million in Shangtai Technology [16]. Quantitative Trading Activity - Quantitative funds showed active trading, with Cambricon receiving a buy of 125 million from one quantitative seat, while another seat sold 203 million [18].