Zheng Xing Xing Ye Ri Bao·2025-10-28 08:33Market Overview - The chemical products sector increased by 0.02% compared to the previous trading day, with Pioneer New Materials leading the gains [1] - The Shanghai Composite Index closed at 3988.22, down 0.22%, while the Shenzhen Component Index closed at 13430.1, down 0.44% [1] Top Performers - Pioneer New Materials (300163) closed at 4.99, up 19.95% with a trading volume of 2.0563 million shares and a transaction value of 9.53 billion [1] - Financial Meeting (002407) closed at 23.95, up 10.01% with a trading volume of 2.2174 million shares and a transaction value of 51.80 billion [1] - Taihe Technology (300801) closed at 30.42, up 7.61% with a trading volume of 228.9 thousand shares and a transaction value of 6.63 billion [1] Underperformers - Zhengdan Co. (300641) closed at 20.36, down 8.08% with a trading volume of 265.6 thousand shares and a transaction value of 54.6 million [2] - Donglai Technology (688129) closed at 21.29, down 6.58% with a trading volume of 33.8 thousand shares and a transaction value of 72.80 million [2] - Yiyun Co. (603790) closed at 20.51, down 3.75% with a trading volume of 32.2 thousand shares and a transaction value of 66.93 million [2] Capital Flow - The chemical products sector saw a net inflow of 229 million from institutional investors, while retail investors contributed a net inflow of 294 million [2] - The sector experienced a net outflow of 523 million from speculative funds [2] Individual Stock Capital Flow - Financial Meeting (002407) had a net inflow of 94.7 million from institutional investors, while it saw a net outflow of 54.2 million from speculative funds and a net outflow of 40.5 million from retail investors [3] - Pioneer New Materials (300163) had a net inflow of 72.78 million from institutional investors, with net outflows of 20.87 million from speculative funds and 51.91 million from retail investors [3] - Taihe Technology (300801) had a net inflow of 52.93 million from institutional investors, with net outflows of 40.73 million from speculative funds and 12.20 million from retail investors [3]