“15倍牛股”20%跌停 上纬新材单日市值蒸发89亿元

Core Viewpoint - The stock of Upwind New Materials experienced a significant drop of 20%, ending a nearly month-long surge, with a closing price of 88.38 yuan per share and a market value loss exceeding 8.9 billion yuan [2]. Group 1: Stock Performance - As of August 6, Upwind New Materials' stock hit a 20% daily limit down, marking the end of a period of rapid price increases [2]. - The stock recorded 13 instances of 20% limit up within 17 trading days from July 9 to August 5 [2]. Group 2: Regulatory Actions - The Shanghai Stock Exchange has continuously monitored the stock, issuing announcements on July 25 and August 1 regarding its trading activities [2]. - On August 5, the exchange reported severe abnormal fluctuations in the stock price and noted that some investors engaged in trading behaviors that disrupted normal market order [2]. Group 3: Future Projections - Dongwu Securities predicts that Upwind New Materials will achieve a net profit of approximately 95 million yuan by 2025, suggesting a reasonable price-to-earnings ratio of 33 times [2]. - The current stock price is seen as having severely overestimated future growth expectations [2].