突然火了！3家明星公司，H股股价超A股！

Core Viewpoint - The recent surge in A-share companies pursuing H-share listings has drawn significant market attention, particularly with companies like CATL and BYD seeing their H-share prices exceed A-share prices, highlighting a potential trend of H-share price appreciation relative to A-shares [1][3][5]. Group 1: H-share Performance - CATL's H-share price reached 322.40 HKD, surpassing its A-share price of 266.99 CNY, resulting in an AH share premium rate of -9.85% as of May 23 [5][7]. - Other companies such as BYD and China Merchants Bank also reported H-share prices exceeding A-share prices, with AH premium rates of -5.23% and -3.51% respectively [7]. - The overall trend indicates a potential resurgence of the AH premium phenomenon, with several companies showing narrowing price gaps between their A and H shares [10][11]. Group 2: Market Trends and Indices - The Hang Seng AH Premium Index has shown a decline from a high of 161.36 points in February 2024 to 131.88 points by May 23, indicating stronger performance of H-shares compared to A-shares [12]. - The Hang Seng Index for H-shares has increased by 7.04% this year, driven by factors such as global economic recovery and increased liquidity in the Hong Kong market [13]. Group 3: Institutional Insights - UBS's research suggests that the AH premium, currently around 30%, has room for narrowing due to factors like improved liquidity in Hong Kong and increased foreign investment [16]. - The report indicates that while the overall AH premium may stabilize, certain stocks could experience an AH discount due to heightened interest from foreign investors [17]. - Open-source securities predict that the AH premium could return to lower levels seen between 2016 and 2019, influenced by the "AI+" narrative and regulatory improvements in the internet sector [18].