上纬新材复牌后再度20%涨停 今年首只涨幅超15倍A股诞生

Group 1 - The core point of the article highlights the significant stock price increase of Upwind New Materials, which reached a historical high of 110.48 yuan per share, marking a 1566.62% increase year-to-date, making it the first stock in A-shares to exceed a 15-fold increase in 2025 [2][3] - Upwind New Materials became a "tenfold stock" in a short period, with a 1320.05% increase from July 9 to August 5, 2023, and its market capitalization surged from 3.138 billion yuan to 41.014 billion yuan during this time [2][3] - The stock price surge is linked to the announcement of a planned acquisition of a controlling stake by Shanghai Zhiyuan New Technology Co., which aims to acquire at least 63.62% of Upwind New Materials [3] Group 2 - Upwind New Materials announced a temporary suspension of trading to investigate unusual stock price fluctuations, confirming that there were no significant changes in the company's fundamentals [4] - The company projected a revenue of approximately 784 million yuan for the first half of 2025, a 12.5% increase year-on-year, but anticipated a net profit of about 29.90 million yuan, a decrease of 32.91% compared to the previous year [4]