Over the past week, margin financing funds recorded significant net buying in 4 stocks, with Tongfu Microelectronics topping the net buying amount.

Over the past week, A-share margin financing balances fluctuated at low levels, unchanged from a week earlier, with the latest figure at 227.383 billion yuan. Margin financing funds showed a net repayment trend, totaling 3.112 billion yuan. By sector, telecommunications, banking, and electronics ranked in the top three for net margin repayment amounts, at 2.909 billion yuan, 1.018 billion yuan, and 919 million yuan, respectively; non-bank financials, utilities, and power equipment followed closely, with net margin repayment amounts all exceeding 300 million yuan. On the net margin purchase side, media, machinery and equipment, and pharmaceuticals and biotechnology all recorded net purchase amounts above 500 million yuan, at 1.240 billion yuan, 805 million yuan, and 582 million yuan, respectively. At the individual stock level, 48 stocks saw net margin purchase amounts exceeding 100 million yuan. Tongfu Microelectronics ranked first with a net purchase amount of 593 million yuan; SMIC, BlueFocus, and WuXi AppTec followed closely, with net purchase amounts all above 300 million yuan. 47 stocks saw net margin repayment amounts exceeding 100 million yuan. Zhongji Innolight ranked first with a net repayment amount of 2.221 billion yuan; Eoptolink, NAURA Technology, and GigaDevice followed, with net repayment amounts of 761 million yuan, 449 million yuan, and 304 million yuan, respectively.