15倍妖股”上纬新材股价“高台跳水

Core Viewpoint - The stock of Upwind New Materials (SH688585) experienced a significant drop due to regulatory actions and poor financial forecasts, closing at a 20% limit down on August 6, 2025 [1][2]. Group 1: Stock Performance - Upwind New Materials opened at 92.00 yuan, down 16.73% from the previous close, and closed at 88.38 yuan with a trading volume of 23.48 billion yuan and a turnover rate of 6.35% [2]. - The stock had previously surged 1320.05% from July 9 to August 5, 2025, becoming one of the fastest stocks to reach "10 times" and "15 times" its initial value in A-shares history [2]. - The stock's price-to-earnings (P/E) ratio was reported at 502.51 times, significantly higher than the industry average of 24.91 times [2]. Group 2: Financial Forecast - For the first half of 2025, Upwind New Materials expects revenue of 784 million yuan, a year-on-year increase of 12.50%, but a net profit of approximately 29.90 million yuan, representing a decline of 32.91% [3]. - The company also anticipates a 37.02% decrease in its net profit after excluding non-recurring items [3]. Group 3: Market Dynamics - The Shanghai Stock Exchange took rare measures to suspend trading permissions for accounts involved in abnormal trading of Upwind New Materials [2]. - On August 6, 2025, the top five buying brokerage firms included Guotai Junan Securities and Donghai Securities, while the top five selling firms included Guosheng Securities and CITIC Securities [4]. - Upwind New Materials has appeared on the trading leaderboard 29 times in the past month, indicating high trading activity and volatility [5].