恒指波幅指数早盘飙升近29% 恒生指数跌3.49%

Group 1 - The Hang Seng Index experienced a significant decline, closing down 3.49% at 25,373.43 points during the early trading session on October 13 [1][2] - The Hang Seng Volatility Index, referred to as the "fear index" of Hong Kong, surged nearly 29%, reaching its highest level since May 2025, indicating heightened market anxiety [1][2] Group 2 - Among the constituent stocks of the Hang Seng Index, WuXi Biologics fell over 9%, while WuXi AppTec and Sunny Optical Technology dropped more than 8% [2] - Popular technology stocks also faced substantial declines, with Xiaomi Group-W and BYD Electronic falling over 7%, and JD Group-SW, Alibaba-W, and Baidu Group-SW decreasing more than 5% [2] - The Hang Seng Volatility Index is calculated based on the prices of current and next-period Hang Seng Index options, estimating potential volatility in the Hong Kong stock market over the next 30 days, reflecting market sentiment [2]