Market Performance - The Hang Seng Index and the Hang Seng China Enterprises Index fell by 3.5% and 4.0% respectively in October, while the Hang Seng Composite Index dropped by 3.9% [1] - The Hang Seng Technology Index, which tracks leading technology companies in Hong Kong, experienced a significant decline of 8.6% [1] - The Hang Seng Shanghai-Shenzhen-Hong Kong 500 Index recorded a 1.7% decrease, and the Hang Seng A-Share 300 Index saw a slight decline of 0.1% [1] Sector Performance - The energy sector showed strong performance in October with a gain of 6.6%, while the healthcare sector performed poorly, declining by 11.0% [3] ESG Indices - The Hang Seng Sustainable Development Enterprises Index in Hong Kong had a relatively better performance with a decline of only 0.6%, whereas the Hang Seng A-Share Sustainable Development Enterprises Benchmark Index in mainland China showed a positive performance with an increase of 0.8% [5] Thematic Indices - The Hang Seng Hong Kong Stock Connect Mainland Banks Index performed well in Hong Kong with a gain of 4.5%, while the Hang Seng A-Share Power Grid Equipment Index also performed well in mainland China with an increase of 3.2% [7] Factor Indices - The Hang Seng Large and Mid-Cap Dividend Yield All-Select Index fell by 2.8%, but it outperformed other factor indices in the Hong Kong market [10] - The Hang Seng A-Share Value All-Select Index increased by 0.3%, and the Hang Seng Shanghai-Shenzhen-Hong Kong Dividend Yield All-Select Index decreased by 0.7%, both showing better performance in their respective markets [10] - The Hang Seng Shanghai-Shenzhen-Hong Kong Greater Bay Area Composite Index declined by 1.5% [10] Asset Management - As of October 31, the total assets under management for passive tracking products of the Hang Seng Index series amounted to approximately $114.7 billion, reflecting a decrease of 0.9% [10] - The assets under management for exchange-traded products linked to the Hang Seng Index, Hang Seng China Enterprises Index, and Hang Seng Technology Index were approximately $24.4 billion (-10.5%), $6.8 billion (-0.4%), and $43.1 billion (+3.5%) respectively [10]