首日涨幅创纪录，北证再现市值“倒挂”？

Core Viewpoint - The article highlights the exceptional performance of TianGong Co., Ltd. on its debut at the Beijing Stock Exchange, with a first-day increase of 411.93%, marking it as the largest first-day gain for a new stock this year [1][2]. Group 1: Stock Performance - TianGong's first-day increase of 411.93% surpasses other notable stocks such as XingTu Measurement Control (+407.23%) and HongHai Technology (+246.14%) [1]. - The stock continued to rise the next day with a trading volume turnover rate of 53%, indicating strong investor interest and higher expectations [1]. - In the historical context of the Beijing Stock Exchange, TianGong's performance ranks fifth, with the top four stocks experiencing significant declines in subsequent days, suggesting potential "bubble" characteristics in their initial gains [1]. Group 2: Market Capitalization and Parent-Child Company Dynamics - After two days of trading, TianGong's total market capitalization reached 13.2 billion, placing it in the top five of the Beijing Stock Exchange [2]. - TianGong is the first company to be listed on the Beijing Stock Exchange as a spin-off from a Hong Kong-listed parent company, TianGong International, which has a market cap of 5.2 billion [4]. - The article notes instances of "market cap inversion" where the child company (TianGong) has a higher market cap than its parent company (TianGong International), reflecting the market's preference for high-growth prospects [5][6]. Group 3: Market Trends and Implications - The article suggests that the enthusiasm for low-priced new stocks and favorable market conditions, such as the easing of trade disputes, contributed to TianGong's successful debut [2]. - The significant pricing difference between the primary and secondary markets may attract more companies to list on the Beijing Stock Exchange, enhancing its capacity to accommodate new listings [6]. - The liquidity premium observed in the market indicates a robust environment for new stocks, fostering a positive cycle of stock performance and investor interest [6].