思特威股价跌5.06%，中泰证券资管旗下1只基金重仓，持有2.66万股浮亏损失13.54万元

Group 1 - The core viewpoint of the news is that Sitwei's stock has experienced a significant decline, with a 5.06% drop on September 4, leading to a cumulative decline of 9.99% over four consecutive days [1][2] - Sitwei (Shanghai) Electronic Technology Co., Ltd. specializes in the research, design, and sales of high-performance CMOS image sensor chips, with 100% of its revenue derived from chip sales [1] - As of the report, Sitwei's stock price is 95.41 yuan per share, with a total market capitalization of 38.34 billion yuan and a trading volume of 7.81 billion yuan [1] Group 2 - The fund "Zhongtai Xingrui Prosperity Growth Mixed A" holds a significant position in Sitwei, with 26,600 shares, accounting for 2.51% of the fund's net value, ranking as the eighth largest holding [2] - The fund has incurred a floating loss of approximately 135,400 yuan today and a total floating loss of 297,000 yuan during the four-day decline [2] - The fund was established on July 18, 2023, with a current scale of 41.02 million yuan and has achieved a year-to-date return of 36.39% [2]