CATEC(SH:600879) Xin Lang Cai Jing·2026-01-09 21:49Core Viewpoint - The stock of Aerospace Times Electronics has experienced significant volatility, with a cumulative increase of 167.63% since November 27, 2025, which is substantially higher than the industry and market indices, raising concerns about potential irrational market behavior and trading risks [2][10]. Group 1: Stock Trading Anomalies - The company's stock price has deviated significantly, with a cumulative increase of 20% over three consecutive trading days (January 7, 8, and 9, 2026), qualifying as abnormal trading activity according to Shanghai Stock Exchange rules [4]. - As of January 9, 2026, the stock closed at 28.69 CNY per share, marking a historical high, with a trading volume of 179.8 billion CNY [10]. Group 2: Company Performance - For the first three quarters of 2025, the company reported operating revenue of 883,530.37 million CNY, a decrease of 4.32% year-on-year, and a net profit attributable to shareholders of 20,914.26 million CNY, down 62.77% year-on-year [11]. Group 3: Valuation Concerns - The company's latest static price-to-earnings (P/E) ratio stands at 172.7, significantly higher than the industry average P/E ratio of 94.74, indicating a potential overvaluation risk [12]. Group 4: Trading Activity Risks - On January 9, 2026, the stock's turnover rate was 19.36%, with an average turnover rate of 17.85% over the previous five trading days, suggesting a heightened risk of trading activity [13].