Core Viewpoint - The A-share market showed mixed performance with the Shanghai 180 Stable Index experiencing a slight decline of 0.03% to close at 11,128.3 points, with a trading volume of 51.95 billion yuan [1] Group 1: Index Performance - The Shanghai 180 Stable Index has decreased by 1.24% over the past month, increased by 2.50% over the last three months, and has declined by 1.06% year-to-date [1] - The index is based on a sample space from the Shanghai 180 and 380 indices, focusing on securities with varying risk exposures to macroeconomic conditions [1] Group 2: Index Holdings - The top ten weighted stocks in the Shanghai 180 Stable Index include Kweichow Moutai (11.91%), China Merchants Bank (6.3%), and Yangtze Power (4.32%) [1] - The index is composed entirely of stocks listed on the Shanghai Stock Exchange [2] Group 3: Sector Allocation - The sector distribution of the index holdings is as follows: Financials (33.92%), Consumer Staples (16.25%), Industrials (13.93%), Materials (8.52%), Utilities (7.52%), Healthcare (6.48%), Energy (5.49%), Consumer Discretionary (3.81%), Communication Services (3.80%), and Information Technology (0.28%) [2] Group 4: Index Adjustment - The index samples are adjusted biannually, typically on the second Friday of June and December, with a sample adjustment limit of 30% [2] - Temporary adjustments may occur under special circumstances, such as delisting or corporate actions like mergers and acquisitions [2]