亿晶光电换手率41.16%，上榜营业部合计净买入4412.40万元

Core Viewpoint - Yichin Optoelectronics (600537) experienced a significant increase of 5.20% in stock price, with a trading volume of 2.293 billion yuan and a turnover rate of 41.16% on the day of reporting [2][3]. Trading Activity - The stock was listed on the Shanghai Stock Exchange's "Dragon and Tiger List" due to its high turnover rate, with a net buying amount of 44.124 million yuan from brokerage seats [2]. - The top five brokerage seats accounted for a total trading volume of 416 million yuan, with a buying amount of 230 million yuan and a selling amount of 186 million yuan [2][3]. - The largest buying brokerage was Goldman Sachs (China) Securities, with a purchase amount of 58.718 million yuan, while the largest selling brokerage was Kaiyuan Securities, with a selling amount of 44.759 million yuan [2][3]. Fund Flow - The stock saw a net inflow of 173 million yuan from main funds, including a net inflow of 138 million yuan from large orders and 34.678 million yuan from medium orders [3]. - Over the past five days, the net inflow of main funds reached 431 million yuan [3]. Financial Performance - The company reported a total revenue of 1.556 billion yuan for the first three quarters, representing a year-on-year decline of 42.58%, and a net profit of -214 million yuan [3].