燕东微股价跌5.03%，嘉实基金旗下1只基金位居十大流通股东，持有569.99万股浮亏损失763.78万元

Core Viewpoint - Yandong Microelectronics has experienced a decline in stock price, with a cumulative drop of 13.19% over the past three days, indicating potential concerns among investors regarding the company's performance and market conditions [1]. Group 1: Company Overview - Yandong Microelectronics, established on October 6, 1987, is located in Beijing Economic and Technological Development Zone and was listed on December 16, 2022 [1]. - The company's main business includes the design, production, and sales of discrete devices, analog integrated circuits, special integrated circuits, and semiconductor open wafer manufacturing and packaging testing services [1]. - The revenue composition of Yandong Microelectronics is as follows: products and solutions account for 47.18%, manufacturing and services for 43.91%, other for 5.79%, and additional (supplementary) for 3.13% [1]. Group 2: Shareholder Information - Among the top ten circulating shareholders of Yandong Microelectronics, a fund under Harvest Fund ranks first, specifically the Harvest SSE STAR Market Chip ETF (588200), which increased its holdings by 542,500 shares to a total of 5,699,900 shares, representing 0.97% of circulating shares [2]. - The fund has incurred a floating loss of approximately 7.64 million yuan today, with a total floating loss of 23.08 million yuan during the three-day decline [2]. - The Harvest SSE STAR Market Chip ETF was established on September 30, 2022, with a current scale of 27.806 billion yuan, achieving a year-to-date return of 64.09% and a one-year return of 98.1% [2]. Group 3: Fund Manager Information - The fund manager of the Harvest SSE STAR Market Chip ETF is Tian Guangyuan, who has been in the position for 4 years and 224 days [3]. - Under Tian Guangyuan's management, the fund's total asset scale is 44.323 billion yuan, with the best return during his tenure being 143.25% and the worst return being -46.65% [3].