捷捷微电股价涨5.19%，南方基金旗下1只基金位居十大流通股东，持有727.81万股浮盈赚取1120.82万元

Group 1 - The core viewpoint of the news is that JieJie Microelectronics has seen a significant increase in its stock price, rising by 5.19% to 31.20 CNY per share, with a total market capitalization of 25.961 billion CNY [1] - JieJie Microelectronics has experienced a cumulative increase of 4.44% over the past three days, indicating positive market sentiment [1] - The company specializes in the research, design, production, and sales of power semiconductor discrete devices, with its main business revenue composition being 67.12% from power semiconductor devices, 30.73% from power semiconductor chips, and 1.42% from other sources [1] Group 2 - Among the top ten circulating shareholders of JieJie Microelectronics, a fund under Southern Fund holds a position, having reduced its holdings by 10.33 thousand shares in the third quarter, now owning 7.2781 million shares, which is 1% of the circulating shares [2] - The Southern CSI 500 ETF has generated a floating profit of approximately 11.2082 million CNY today, with a total floating profit of 9.1704 million CNY during the three-day increase [2] - The Southern CSI 500 ETF has a total scale of 140.098 billion CNY, with a year-to-date return of 10.32% and a one-year return of 51.09% [2]