新股周报：新股市场活跃度下降，三大板块新股首日涨幅和开板估值高企

Investment Rating - The report suggests a positive investment outlook for newly listed stocks, particularly highlighting the performance of specific stocks in the Sci-Tech Innovation Board and the Growth Enterprise Market [2][3]. Core Insights - The new stock market activity has decreased, with only 16.22% of newly listed stocks showing positive weekly growth, down from 54.29% in the previous period. However, the first-day gains and opening valuations for new stocks in October have increased compared to September [1][7]. - The Sci-Tech Innovation Board saw significant first-day gains, with Laplace's listing achieving a 468.83% increase and an opening valuation of 63.17 times earnings. The Growth Enterprise Market also had notable performances, with Strong Circuit's first-day gain of 293.90% and an opening valuation of 80.46 times earnings [1][15]. - The report indicates a divergence in valuations across different boards, with the Sci-Tech Innovation Board and Growth Enterprise Market showing higher first-day gains and a decrease in issuance price-to-earnings ratios compared to previous months [1][11]. Summary by Sections 1. New Stock Market Activity - The report notes a decline in new stock market activity, with only 6 stocks recording positive weekly growth in the last week, representing 16.22% of newly listed stocks [1][7]. - The total number of new stocks listed in 2023 reached 299, raising a total of 3814.25 billion yuan [7][11]. 1.1 Sci-Tech Innovation Board - The report highlights the listing of Laplace, which achieved a first-day gain of 468.83% and an opening valuation of 63.17 times earnings. Additionally, Dameng Data recorded a weekly gain of over 5% [1][11][15]. 1.2 Growth Enterprise Market - The report mentions the listing of Strong Circuit, which had a first-day gain of 293.90% and an opening valuation of 80.46 times earnings. Other stocks like Ruide Intelligent Drive saw gains exceeding 10%, while New Aluminum Era and Liu Jiu Yi Er experienced declines of over 20% [1][15][17]. 1.3 Main Board - The report states that there were no new listings on the Main Board during the last week. However, stocks like Jianbang and Lijun Energy recorded positive weekly gains, while Yongzhen and Qiangbang New Materials saw declines exceeding 5% [1][15][21]. 1.4 Valuation Trends - The report indicates that the near-term new stock index's valuation has increased compared to the Growth Enterprise Market, with a ratio of 0.84, up from 0.77 [1][29]. 2. Key New Stocks - The report lists key new stocks that have been approved by the regulatory authority, including Junwei Electronics and Xingfu Electronics, which are expected to perform well [2][33]. - It also highlights notable stocks that have been listed since January 2023, such as Kema Technology and Longtu Guangzhao, which are recommended for attention [2][35].