证券时报·2026-02-10 11:49Core Viewpoint - Multiple stocks, including Jia Mei Packaging and Hengdian Film, have issued risk warnings due to significant price increases that deviate from their fundamental performance, indicating potential irrational market speculation and overheating [1][4][5]. Group 1: Jia Mei Packaging - Jia Mei Packaging announced that its stock price has significantly diverged from its fundamental performance, with a price increase of 567.11% from December 17, 2025, to February 10, 2026, leading to concerns about market sentiment and irrational speculation [1]. - The company expects a notable decline in its 2025 operating performance, projecting a net profit attributable to shareholders between 85.44 million and 104.42 million yuan, representing a decrease of 53.38% to 43.02% compared to the previous year [4]. - The stock has been under close monitoring by the Shenzhen Stock Exchange due to its recent price volatility, and further abnormal price increases may lead to additional suspension requests for verification [1][4]. Group 2: Hengdian Film - Hengdian Film's stock has experienced significant volatility, with a cumulative price increase of 100% over ten consecutive trading days, prompting the company to issue a warning about potential irrational speculation and the risk of rapid price declines [5]. - The stock has achieved seven limit-up days in the last nine trading days, with the latest price at 40.41 yuan per share and a total market capitalization of 25.628 billion yuan [6]. - The company has a small external circulation of shares, with the controlling shareholder and its concerted parties holding 88.3% of the total shares, which may contribute to the risk of irrational speculation [8]. Group 3: Changfei Fiber - Changfei Fiber's stock has also shown abnormal price fluctuations, with a cumulative increase of nearly 90% over the last 12 trading days, reaching a price above 200 yuan per share [10]. - The company noted a growing demand for new optical fiber products related to data centers, but the overall market demand for its products remains stable, and the impact of price fluctuations on future performance requires comprehensive assessment [12]. - The company has confirmed that it does not engage in CPO-related business, and there are uncertainties regarding the market acceptance and profitability of its AI short drama business, which has not yet generated revenue [9][12].