Holiday Notice

While HKEX’s Hong Kong markets will be closed on 1 July, all MSCI and currency products in the derivatives market will be available for trading. The Hong Kong markets will re-open as usual on 2 July. Please visit the HKEX Calendar for detailed trading arrangements and visit the Derivatives Holiday Trading page for a list of Holiday Trading Products.

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Issuer Information feed Service (IIS)

Issuer Information feed Service (IIS) is a system for real-time feed service providing instantly trading news and announcements from listed companies and issuers listed on the HKEX securities market.

  • Technical Documents

Current Production:

Effective upon removal of the three Tier 2 headline categories from 1 July 2026


Updated 29 May 2026