Sou Hu Cai Jing·2025-10-24 12:54Core Viewpoint - The Shanghai Stock Exchange has implemented self-regulatory measures in response to abnormal trading activities, highlighting a focus on maintaining market integrity and investor protection [1] Group 1: Regulatory Actions - The Shanghai Stock Exchange took self-regulatory measures against 152 cases of abnormal trading behaviors, including price manipulation and false declarations during the week of October 20 to October 24, 2025 [1] - Specific stocks, such as *ST Zhengping, Tianpu Co., and Dayou Energy, are under close monitoring due to significant abnormal price fluctuations [1] - The exchange sent out 10 regulatory work letters and required 5 companies to disclose supplementary or corrected announcements [1] Group 2: Investigations and Reporting - The exchange initiated special investigations into 30 major corporate events and reported one suspected illegal case to the China Securities Regulatory Commission [1] - There were 11 cases of insider trading and abnormal trading investigations triggered by companies disclosing sensitive information or experiencing significant price anomalies [1]