WST(SH:688122) Zheng Xing Xing Ye Ri Bao·2025-09-16 08:53Core Viewpoint - The aviation equipment sector experienced a decline of 0.44% on September 16, with Western Superconducting leading the drop. The Shanghai Composite Index rose by 0.04% to close at 3861.87, while the Shenzhen Component Index increased by 0.45% to 13063.97 [1]. Group 1: Stock Performance - Guanglian Aviation (300900) closed at 19.43, up 2.80% with a trading volume of 109,000 shares and a transaction value of 208 million yuan [1]. - Aileda (300696) closed at 26.53, up 2.43% with a trading volume of 72,800 shares and a transaction value of 191 million yuan [1]. - New Star Equipment (002933) closed at 34.24, up 2.06% with a trading volume of 26,600 shares and a transaction value of approximately 90.32 million yuan [1]. - Western Superconducting (688122) closed at 57.10, down 2.36% with a trading volume of 168,900 shares and a transaction value of 967 million yuan [2]. - Philihua (300395) closed at 83.12, down 2.27% with a trading volume of 157,500 shares and a transaction value of 1.324 billion yuan [2]. Group 2: Capital Flow - The aviation equipment sector saw a net outflow of 1.058 billion yuan from institutional investors, while retail investors contributed a net inflow of 895 million yuan [2][3]. - Major stocks like Haite High-tech (002023) and Paike New Materials (605123) experienced mixed capital flows, with Haite High-tech seeing a net inflow of 13.71 million yuan from institutional investors [3].