【新华500】新华500指数（989001）5日跌0.86%

Core Viewpoint - The Xinhua 500 Index (989001) closed down 0.86% on February 5, at 5250.49 points [1]. Group 1: Index Performance - The Xinhua 500 Index opened lower on the morning of February 5 and experienced fluctuations throughout the day, ultimately closing with a slight decline [3]. - The index reached a high of 5273.58 points and a low of 5214.52 points during the trading session [3]. - The total trading volume of constituent stocks for the day was reported at 779.4 billion yuan, which indicates a decrease compared to the previous trading day [3]. Group 2: Constituent Stocks - Among the constituent stocks, Huayin Securities, Yangjie Technology, Proya, and Beitaini showed notable gains [3]. - Conversely, stocks such as Jiejia Weichuang, Maiwei Shares, Mingyang Smart Energy, and Jingsheng Mechanical & Electrical experienced significant declines [3].