Core Viewpoint - The Hong Kong stock market experienced significant net selling from northbound capital, totaling HKD 31.89 billion on September 16, with the majority coming from the Shanghai-Hong Kong Stock Connect [1] Group 1: Northbound Capital Flow - Northbound capital had a net selling of HKD 29.76 billion through the Shanghai Stock Connect and HKD 2.13 billion through the Shenzhen Stock Connect [1] - The stocks with the highest net buying included Alibaba-W (09988), Meituan-W (03690), and Baize Medical (02609) [1] - The stocks with the highest net selling included the Tracker Fund of Hong Kong (02800), Xiaomi Group-W (01810), and SMIC (00981) [1] Group 2: Individual Stock Performance - Alibaba-W (09988) saw a net inflow of HKD 30.31 billion, supported by recent announcements related to its mapping service and AI developments [4] - Meituan-W (03690) recorded a net inflow of HKD 7.15 billion, bolstered by the successful launch of its international delivery brand Keeta in Kuwait [5] - Baize Medical (02609) and Tongyuan Kang Medical-B (02410) received net inflows of HKD 3.27 billion and HKD 2.96 billion, respectively, following regulatory changes that enhance the clinical trial approval process for innovative drugs [5] Group 3: Notable Net Selling - The Tracker Fund of Hong Kong (02800) faced a significant net outflow of HKD 46.38 billion, with analysts suggesting that while short-term interest rates may benefit the Hong Kong market, the overall outlook remains cautious due to weakening fundamentals [7] - Xiaomi Group-W (01810), SMIC (00981), and Tencent (00700) experienced net outflows of HKD 5.69 billion, HKD 4.12 billion, and HKD 3.86 billion, respectively [8]