Core Insights - The Social Security Fund has disclosed its stock holdings as of the end of Q3, appearing in the top ten circulating shareholders of six stocks, with a total holding of 42.76 million shares valued at 1.174 billion yuan [1][2] Group 1: Stock Holdings - The Social Security Fund has reduced its holdings in two stocks, initiated positions in three new stocks, and increased its stake in one stock [1] - The stocks with the highest holdings by the Social Security Fund are Huaxin Cement, Jiuzhou Pharmaceutical, and Jinling Mining, with holdings of 12.81 million shares, 12.70 million shares, and 8.81 million shares respectively [1][2] - Jinling Mining has the highest percentage of shares held by the Social Security Fund, accounting for 1.48% of its circulating shares, followed by Jiuzhou Pharmaceutical at 1.43% [1] Group 2: Financial Performance - Among the stocks held by the Social Security Fund, five companies reported year-on-year net profit growth in their Q3 reports, with Yuxin Electronics showing the highest increase of 60.21%, followed by Jinling Mining and Jiuzhou Pharmaceutical with increases of 47.09% and 18.51% respectively [2] Group 3: Market Performance - Since October, the average increase of the stocks heavily held by the Social Security Fund is 6.43%, outperforming the Shanghai Composite Index [3] - The stocks held by the Social Security Fund are primarily concentrated in the machinery and equipment sector, with two stocks listed in this category [2]