WINGTECH(600745) 金融界·2025-05-21 10:33Core Viewpoint - The China Securities Automotive Semiconductor Industry Index has shown a mixed performance, with a slight increase year-to-date but declines over the past month and three months, indicating volatility in the automotive semiconductor sector [1][2]. Group 1: Index Performance - The Shanghai Composite Index rose by 0.21%, while the China Securities Automotive Semiconductor Industry Index reported a value of 2879.52 points [1]. - Over the past month, the index has decreased by 1.53%, and over the last three months, it has declined by 9.90%. However, it has increased by 3.42% year-to-date [1]. Group 2: Index Composition - The index comprises no more than 50 listed companies that provide semiconductor materials, equipment, and products in the fields of automotive electrification and intelligence [1]. - The index is based on a reference date of December 30, 2016, with a base value of 1000.0 points [1]. Group 3: Top Holdings - The top ten weighted companies in the index are: - Zhaoyi Innovation (6.95%) - Weir Shares (6.51%) - Northern Huachuang (5.26%) - Sanan Optoelectronics (4.52%) - Unisoc (4.45%) - Changdian Technology (4.2%) - Zhongwei Company (4.04%) - Rockchip (3.2%) - Chipone (3.18%) - Wingtech Technology (3.06%) [1]. Group 4: Market Distribution - The index's holdings are primarily listed on the Shanghai Stock Exchange, accounting for 75.59%, while the Shenzhen Stock Exchange represents 24.41% [1]. Group 5: Industry Breakdown - The industry composition of the index includes: - Integrated Circuits: 60.20% - Semiconductor Materials and Equipment: 23.37% - Discrete Devices: 7.65% - Optical and Optoelectronic: 4.52% - Electronic Terminals and Components: 3.06% - Transportation Equipment: 1.20% [2]. Group 6: Sample Adjustment - The index samples are adjusted semi-annually, with adjustments occurring on the next trading day after the second Friday of June and December each year [2]. - Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [2].