Zheng Xing Xing Ye Ri Bao·2025-09-04 08:56Market Overview - On September 4, the communication services sector fell by 2.43%, with Data Harbor leading the decline [1] - The Shanghai Composite Index closed at 3765.88, down 1.25%, while the Shenzhen Component Index closed at 12118.7, down 2.83% [1] Stock Performance - Notable gainers in the communication services sector included: - Sanwei Communication (002115) with a closing price of 12.00, up 4.80% [1] - ST Xintong (600289) with a closing price of 6.53, up 3.16% [1] - ST Tongmai (603559) with a closing price of 8.22, up 3.14% [1] - Major decliners included: - Data Harbor (603881) with a closing price of 32.27, down 10.01% [2] - Zongheng Communication (603602) with a closing price of 15.39, down 6.67% [2] - Guoan Co. (000839) with a closing price of 2.83, down 6.29% [2] Capital Flow - The communication services sector experienced a net outflow of 825 million yuan from institutional investors, while retail investors saw a net inflow of 671 million yuan [2] - The overall capital flow indicates a mixed sentiment, with institutional investors pulling back while retail investors remained active [2] Individual Stock Capital Flow - Sanwei Communication (002115) had a net inflow of 3.49 million yuan from institutional investors, while retail investors saw a net outflow of 1.60 million yuan [3] - XD China Electric (601728) experienced a net inflow of 2.47 million yuan from institutional investors, but a significant outflow of 2.63 million yuan from retail investors [3] - Other stocks like ST Xintong (600289) and Hengshi Technology (300513) also showed varied capital flows, reflecting differing investor sentiments [3]