Core Viewpoint - The National Social Security Fund (社保基金) has made significant moves in the first quarter, revealing its investment strategies through the disclosure of its major holdings and changes in stock positions. Group 1: Major Holdings - The top five stocks held by the social security fund, with market values exceeding 2.3 billion yuan, are SANY Heavy Industry (三一重工) at 3.352 billion yuan, Transsion Holdings (传音控股) at 2.891 billion yuan, Yun Aluminum (云铝股份) at 2.513 billion yuan, Sun Paper (太阳纸业) at 2.405 billion yuan, and Hualu Hengsheng (华鲁恒升) at 2.342 billion yuan [3][4]. Group 2: New Additions - In the first quarter, the social security fund entered the top ten shareholders of 215 companies, with Baosteel (宝钢股份) being the most favored, acquiring 158 million shares valued at 1.14 billion yuan [4][5]. Group 3: Increased Holdings - The fund increased its holdings in 145 companies, notably in Gemdale Corporation (金地集团) and Small Commodity City (小商品城), with increases of over 30 million shares each [6][7]. Group 4: Specific Stock Changes - Specific increases include 39.68 million shares in Gemdale, 33.32 million shares in Small Commodity City, and 19.33 million shares in China Merchants Shekou (招商蛇口) [8][9]. - The fund also reduced its holdings in China Aluminum (中国铝业) and Shanxi Coal (山西焦煤) by over 50 million shares each [9].

Core Viewpoint - The article highlights the recent movements of social security funds in the A-share market, indicating a significant increase in holdings across various companies, with a focus on the newly added positions in the top ten circulating shareholders. Group 1: Social Security Fund Holdings - In the first quarter, social security funds entered the top ten circulating shareholders of 215 companies, with Zhongtong Bus having the highest number of new holdings at 3 [1] - Other companies with 2 new holdings each include Lens Technology, Inner Mongolia First Machinery, Anke Electric, Xueda Education, Focus Technology, Haixing Electric, Zhenhua Co., Juewei Food, Zhujiang Beer, Beidahuang, Anda Intelligent, *ST Songfa, Hehe Information, Aoshikang, and Limin Co. [1] Group 2: Company-Specific Insights - Zhongtong Bus saw a new holding value of 137 million yuan, with a net profit of 76.51 million yuan in Q1, representing a year-on-year increase of 80.52%. The company is expected to continue its upward profit trend due to strong overseas orders [2][3] - Lens Technology's new holding value reached 1.088 billion yuan, with Q1 revenue of 17.063 billion yuan, up 10.10% year-on-year, and a net profit of 429 million yuan, up 38.71% year-on-year, driven by growth in smartphone and computer-related businesses [3][4] - Inner Mongolia First Machinery's new holding value was 295 million yuan, with a Q1 net profit of 186 million yuan, reflecting an 11.03% year-on-year increase. The company is positioned to benefit from the global military trade market's upward cycle [4][5] - Anke Electric's new holding value was 251 million yuan, but it reported a net profit of 43.72 million yuan, down 28.92% year-on-year. The company is actively pursuing international collaborations following discussions at the Dubai Power Exhibition [5]

Core Insights - The social security fund has invested in 478 stocks by the end of Q1, with 46 stocks held for over 20 consecutive quarters [1] - The fund's long-term holdings include 257 stocks held for more than four quarters, with 169 stocks held for over two years [1] - Notable long-term holdings include China Overseas Land & Investment, Zhongnan Media, and others, with the longest-held stock being China Overseas Land & Investment since Q2 2011 [1] Holdings Overview - The top holdings by quantity include Changshu Bank (254 million shares), Hualu Hengsheng (122 million shares), and China Jushi (84.52 million shares) [2] - The highest holding percentages are Changshu Bank (8.42%), Hualu Hengsheng (5.77%), and Keri International (5.70%) [2] - Among the 46 stocks, 12 saw an increase in holdings, with significant increases for Huayu Automotive (62.65%), Hualu Hengsheng (19.18%), and Yanjinpuzi (17.90%) [2] Performance Analysis - Of the 46 stocks, 28 reported year-on-year profit growth, with notable increases from Xiantan Co. (583.83%), Zhongyuan Media (234.61%), and China Jushi (108.52%) [3] - Conversely, 17 stocks experienced profit declines, with the largest decreases from Tianrun Dairy (-1713.36%), China Overseas Land & Investment (-303.09%), and Zhongqi Co. (-245.04%) [3] - Stocks with consistent profit growth over the past three years include Aide Biology, Yutong Bus, and Blue Sky Technology [3] Industry Distribution - The 46 stocks are concentrated in industries such as basic chemicals (6 stocks), automotive (5 stocks), and pharmaceutical biology (5 stocks) [2] - The main board contains 30 stocks, while the ChiNext board has 15 stocks, and the Sci-Tech Innovation board has 1 stock [2]

Core Insights - The Social Security Fund (SSF) has invested in 87 stocks as of the end of Q1, with 24 stocks held for over 8 consecutive quarters, indicating a long-term investment strategy [1][2] Group 1: Investment Holdings - The SSF's longest-held stock is Zhongyuan Media, held for 43 quarters since Q3 2014, with a current holding of 10.54 million shares, representing 1.58% of the circulating shares [1][3] - Other notable long-term holdings include WoWo Biological (42 quarters), Blue Sky Technology (28 quarters), and Yilian Network (27 quarters) [1][3] - The top three stocks by SSF holding volume at the end of Q1 are Mingtai Aluminum (71.30 million shares), Shenhuo Co. (51.96 million shares), and Guanglian Da (42.17 million shares) [1][3] Group 2: Changes in Holdings - Among the 24 continuously held stocks, three saw an increase in SSF holdings, with China West Electric, Yanjin Shop, and Yilian Network increasing by 27.55%, 17.90%, and 11.98% respectively [2][3] - Thirteen stocks experienced a reduction in holdings, with the largest decreases in holdings for Taoli Bread, Huate Dain, and Shengquan Group, with reductions of 54.74%, 50.27%, and 49.99% respectively [2][3] Group 3: Industry Distribution - The 24 continuously held stocks are concentrated in the basic chemicals, pharmaceutical biology, and non-ferrous metals sectors, with 7, 3, and 3 stocks respectively [2][3] - In terms of market segments, 15 stocks are from the main board, 7 from the Growth Enterprise Market, and 2 from the Sci-Tech Innovation Board [2][3] Group 4: Financial Performance - Among the 24 stocks, 18 reported year-on-year net profit growth, with significant increases noted for Xiantan Co. (583.83%), Zhongyuan Media (234.61%), and Kaili New Materials (90.48%) [3][4] - Five stocks reported a decline in net profit, with the largest decreases for Huaheng Biological, Shenhuo Co., and Taoli Bread, with declines of 40.98%, 35.05%, and 27.07% respectively [3][4]