Stocks with a "buy" rating and large concentration of chips this week that have stagnated.

According to the Securities Times Data, as of the close of trading on Friday, this week, a total of 59 institutions have issued 1678 "buy" ratings, covering a total of 929 individual stocks. Among the stocks that received a "buy" rating this week, as of September 5th, the number of shareholders of 89 stocks has decreased compared to the end of the second quarter, with 41 stocks experiencing a decrease of more than 10%, mainly in the industries of basic chemicals, machinery and equipment, electronics, and computers. In terms of market performance, as of September 5th, the average year-to-date increase for the 41 stocks with significantly concentrated chips exceeded 20%, with 6 stocks seeing an increase of more than 50%, including Ausnutria Dairy Corporation Ltd and Tenyua Precision Co., Ltd. 15 stocks underperformed the Shanghai Composite Index with a 13.75% increase during the same period, with 8 stocks such as Zhejiang Dingsheng, Huaihe Energy, and Huabei Mining experiencing a decline in stock prices year-to-date.