Private company

Hang Seng Indexes Company

Stock market indexing company

Hang Seng Indexes Company Limited (HSI; Chinese: 恒生指數有限公司) is a private company in Hong Kong and wholly owned by Hang Seng Bank. HSI was founded in 1984 and is the major provider of stock market indexes on Hong Kong and China stock markets such as in Shanghai and Shenzhen.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Hang Seng Indexes Company Limited (HSI; Chinese: 恒生指數有限公司) is a private company in Hong Kong and wholly owned by Hang Seng Bank. HSI was founded in 1984 and is the major provider of stock market indexes on Hong Kong and China stock markets such as in Shanghai and Shenzhen.2

Products and brands

  • Hang Seng Index

Listed on Wikidata.1

Subsidiaries and ownership

Owners

From Wikidata.1

Sources

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