严重异常波动股票（25.10.27）

Group 1 - The article lists several companies under monitoring for stock price fluctuations, indicating potential investment opportunities or risks [1] - The monitoring periods for the companies vary, with some starting as early as October 22, 2025, and ending as late as November 7, 2025 [1] - Specific companies mentioned include 香农芯创, *ST元成, *ST东易, 大有能源, and 华建集团, each with designated monitoring dates [1]