歌尔股份大宗交易成交400.40万元，买卖双方均为机构专用席位

Group 1 - The core point of the article highlights a significant block trade of 122,000 shares of GoerTek Inc. on September 18, with a transaction value of 4.004 million yuan and a trading price of 32.82 yuan, indicating that both the buyer and seller were institutional special seats [2] - On the same day, GoerTek's closing price was 32.82 yuan, reflecting a decline of 1.14%, with a daily turnover rate of 5.62% and a total transaction amount of 5.744 billion yuan, alongside a net outflow of 200 million yuan in main funds [2] - Over the past five days, GoerTek's stock has increased by 1.89%, with a total net inflow of 287 million yuan [2] Group 2 - The latest margin financing balance for GoerTek is 4.227 billion yuan, which has increased by 735 million yuan over the past five days, representing a growth rate of 21.04% [2]