上纬新材: 上纬新材料科技股份有限公司股票交易严重异常波动暨风险提示公告

Core Viewpoint - The stock price of Shangwei New Materials has significantly deviated from its current fundamentals, indicating potential market risks for investors [1][7]. Group 1: Stock Trading Anomalies - The company's stock has experienced severe trading fluctuations, with six instances of abnormal trading and five instances of severe abnormal trading from July 9 to July 28, 2025 [1][4]. - The stock price increase during this period has outpaced relevant indices such as the Sci-Tech Innovation Index and the Shanghai Composite Index [1][8]. - The trading volume has been notably high, with turnover rates reaching 7.56%, 9.50%, 5.44%, 5.60%, and 5.33% from July 22 to July 28, 2025, significantly above previous levels [2][8]. Group 2: Shareholding Structure - The external float of the company's shares is relatively small, with major shareholders holding approximately 85% of the A-shares, leaving only about 15% for external circulation [2][8]. - The company's price-to-earnings (P/E) ratio is significantly higher than the industry average, with a closing price P/E of 344.60 times compared to the industry average of 24.95 times as of July 28, 2025 [2][8]. Group 3: Business Operations and Future Plans - The company's main business, which includes the research, production, and sales of environmentally friendly high-performance corrosion-resistant materials and new composite materials, has not undergone significant changes [3][8]. - There are no plans for asset restructuring or major business changes within the next twelve months from the acquiring parties [3][8]. - The control change transaction remains uncertain, pending compliance confirmation from the Shanghai Stock Exchange and other regulatory approvals [3][9].