Legal analysis: According to relevant regulations, listed companies must disclose periodic reports. Periodic reports include annual report, interim report, first quarter report and third quarter report. The annual report is prepared by listed companies within 4 months after the end of each fiscal year (i.e. 1 month to April), the interim report is prepared by listed companies within 2 months after the end of the semi-annual period (i.e., July and August), and the quarterly report is prepared by listed companies within 30 days after the end of the first three months and nine months of the fiscal year (i.e., the first quarter report is in April and the third quarter report is in1month).

Legal basis: Measures for the Administration of Information Disclosure of Listed Companies

Article 19 The periodic reports to be disclosed by listed companies include annual reports, interim reports and quarterly reports. All information that has a significant impact on investors' investment decisions should be disclosed. The financial accounting report in the annual report shall be audited by an accounting firm with securities and futures related business qualifications.

Article 20 The annual report shall be completed and disclosed within 4 months after the end of each fiscal year, the interim report shall be completed and disclosed within 2 months after the end of the first half of each fiscal year, and the quarterly report shall be completed and disclosed within 65,438+0 months after the end of the third and ninth months of each fiscal year. The disclosure time of the quarterly report of the first quarter shall not be earlier than the disclosure time of the annual report of the previous year.

Twenty-fifth listed companies are expected to lose money or major changes in operating performance, it should make a timely performance forecast.