重大披露！社保新入3大龙头，重仓抄底却遇牛市套牢，浮亏持续扩大

Core Insights - The social security fund, known as the "national team," has faced significant losses on recent investments in various companies, including Zhongchong Co. and Poly Developments, despite their strong market positions and low price-to-book ratios [1][3][5] - A trend has emerged where the social security fund's investments in leading companies across multiple sectors have resulted in substantial unrealized losses, with many stocks down over 50% over three years [3][5] - The fund's strategy appears to focus on acquiring shares in industry leaders at low valuations, reminiscent of its approach during market downturns in 2018 [5][6] Investment Performance - The social security fund's recent investments include 1.44 million shares of Zhongchong Co., which has a 9% market share in the domestic pet food market, but the stock price has declined since the purchase [1] - Poly Developments, the 2024 real estate sales champion, has a price-to-book ratio of 0.47, yet its stock continues to hit new lows [3] - The fund's investment in China Metallurgical Group resulted in a short-term loss exceeding 80 million yuan after acquiring 100 million shares [3] Sector Analysis - In the aluminum sector, the fund increased its holdings in Nanshan Aluminum to 164 million shares, making it the fifth-largest shareholder, but the stock price has also fallen [3] - The renewable energy sector saw the fund invest in Jiazhe New Energy with 19.45 million shares, despite the company's high gross margin of 57.6% [3] - In the pharmaceutical industry, the fund acquired 13.94 million shares of Kelun Pharmaceutical, which has a market share of over 40% in large-volume parenterals, but the stock price has not improved [5] Long-term Strategy - The social security fund's investment approach reflects a preference for industry leaders, with recent acquisitions spanning real estate, agriculture, mining, and high-end manufacturing [5][6] - The fund's investments are based on thorough research, targeting companies with strong fundamentals that have not yet been fully reflected in their stock prices [11] - The fund's long-term investment horizon is evident, as it continues to invest in companies despite short-term market fluctuations [6][8] Market Trends - The fund's investments align with broader industry trends, such as the focus on food security and the demand for intelligent automotive technologies [6] - The global demand in certain sectors has decreased by 10%, while companies are increasing R&D investments, which may impact short-term profitability but enhance long-term efficiency [8] - Policy changes are affecting valuation systems, with state-owned enterprises being urged to focus on core responsibilities, leading to asset divestitures that may impact market perceptions [9]