上纬新材股价下跌5.91% 监管重点监控异常波动

Group 1 - The stock price of the company, Upwind New Materials, is reported at 86.42 yuan, down by 5.43 yuan from the previous trading day [1] - The opening price was 92.40 yuan, with a highest point of 93.00 yuan and a lowest point of 84.00 yuan, with a trading volume of 143,119 hands and a transaction amount of 1.249 billion yuan [1] - The company specializes in the production and sales of plastic products and is located in Shanghai [1] Group 2 - On August 7, the company disclosed its semi-annual performance report, showing an operating income of 784 million yuan, a year-on-year increase of 12.50% [1] - The net profit for the same period was 29.90 million yuan, reflecting a year-on-year decrease of 32.91% [1] - On August 8, post-market data indicated a net outflow of 114.15 million yuan in main funds, with a cumulative net outflow of 526.43 million yuan over the past five days [1]