Zheng Xing Xing Ye Ri Bao·2025-10-17 08:31Market Overview - The electronic chemicals sector experienced a decline of 4.38% on October 17, with Siquan New Materials leading the drop [1] - The Shanghai Composite Index closed at 3839.76, down 1.95%, while the Shenzhen Component Index closed at 12688.94, down 3.04% [1] Stock Performance - Notable stock performances included: - Grinda (603931) closed at 31.25, up 4.90% with a trading volume of 162,800 shares and a turnover of 506 million yuan [1] - Siquan New Materials (301489) closed at 192.80, down 12.36% with a trading volume of 77,000 shares and a turnover of 153.5 million yuan [2] - Other significant declines included Jingrui Electric Materials (300655) down 9.93% and Debang Technology (688035) down 8.34% [2] Capital Flow - The electronic chemicals sector saw a net outflow of 1.555 billion yuan from institutional investors, while retail investors contributed a net inflow of 1.165 billion yuan [2] - The capital flow for specific stocks indicated: - Tian Tong Co. (600330) had a net inflow of 48.77 million yuan from institutional investors [3] - Grinda (603931) experienced a net outflow of 21.58 million yuan from institutional investors [3] - Siquan New Materials (301489) had a significant net outflow of 6.39 million yuan from institutional investors [3]