通信行业2024Q2持仓情况：持仓占比增长加速，AI赛道集中度进一步提升

Investment Rating - The report maintains an "Outperform" rating for the communication industry [19]. Core Insights - The communication sector's fund holdings have accelerated growth, with a market value share of 4.07%, reflecting a significant increase of 1.07 percentage points quarter-on-quarter, ranking it 10th among all sectors [3][15]. - The concentration of AI-related investments within the communication sector is increasing, with 7 out of the top 10 holdings being part of the AI industry chain, accounting for 84% of the top holdings' market value [6][15]. - The report highlights the ongoing growth in the AI infrastructure investments globally, with companies in the communication sector, such as optical device manufacturers and network equipment providers, experiencing accelerated performance [4][15]. Summary by Sections Fund Holdings Growth - In Q2 2024, the communication sector's fund holdings saw a notable increase, with a market value share of 4.07%, up 1.07 percentage points from the previous quarter, placing it 10th among 31 sectors [3][15]. - The sector's over-allocation ratio has also risen to a near three-year high, indicating potential for further growth compared to historical averages [4][15]. Key Stocks in the Communication Sector - The top three stocks by fund holding market value in Q2 2024 are Zhongji Xuchuang (357.04 billion), Xinyi Sheng (223.13 billion), and Industrial Fulian (169.43 billion) [6][15]. - The top ten holdings account for 86% of the total market value held by funds in the communication sector, indicating a high concentration of investments [6][15]. AI Industry Chain Focus - The report emphasizes the importance of the AI industry chain, with significant growth expected in companies involved in network devices, optical modules, and PCB manufacturing [4][15]. - Notable projected profit growth for optical device manufacturers includes Zhongji Xuchuang (250%-307%), Xinyi Sheng (181%-229%), and Tianfu Communication (167%-187%) [4][15]. Institutional Holdings - In Q2 2024, Zhongji Xuchuang, Xinyi Sheng, and Hu Dian Holdings ranked as the top three stocks by the number of institutional investors, with 887, 622, and 535 institutions holding them, respectively [12][15]. - The report indicates a growing interest in these stocks, particularly in the context of AI and digital infrastructure investments [4][15].