SSE: This week, self-regulatory measures were taken against 128 instances of abnormal securities trading behavior, including price ramping and suppression, and false declarations.

Shanghai Stock Exchange news: From October 19, 2026 to October 23, 2026, the SSE's company regulatory department sent a total of 11 regulatory work letters; through in-process and post-event supervision, it required listed companies to disclose 5 supplementary and corrective announcements. The Exchange took self-regulatory measures against 128 instances of abnormal securities trading behavior such as ramping up and suppressing prices and false declarations, conducted special verifications on 26 major matters of listed companies, and reported 1 lead on suspected violations of laws and regulations to the CSRC.