Client Notices
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The client notices have been distributed with all enclosures by e-mail to related Clients. For enquiry please contact HKEX-IS by emailing to hkex-is@hkex.com.hk

Y = Applicable

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Date Ref No. Subject Securities Market Data Derivatives Market Data Issuer News Stock Connect Market Data
OMD-C OMD-D D-LITE IIS OMD-CC
15/04/2021 MDD/21/301 Updated Test Application Forms for Market Data Test Service
Enclosure 1 : Test Application Form - New Clients
Enclosure 2 : Test Application Form - Existing Clients
Enclosure 3 : Test Application Form for ISVs

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Y

Y

Y

08/04/2021 MDD/21/285 Arrangement in HKEX Orion Market Data Platform - Derivatives Market (OMD-D) for the Launch of Mini USD/CNH Futures Contract on 26 April 2021
Enclosure 1 : Participant Circular (English)

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Y

08/04/2021 MDD/21/284 Arrangement for the Launch of Backbone Network Upgrade and Relocation of Secondary Data Centre for Issuer Information feed Service ('IIS')

Y

07/04/2021 MDD/21/282 Introduction Material and Frequently Asked Questions for Resilience Enhancement on HKEX Orion Market Data Platform - Derivatives Market (OMD-D)
Enclosure 1 : Intro. Material for OMD-D Resilience Enhancement
Enclosure 2 : FAQs for Resilience Enhancement on OMD-D

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Y

01/04/2021 MDD/21/272 End of Stabilization Period for (1) Technical Refresh for HKEX Orion Market Data Platform - Derivatives Market (OMD-D) and (2) Application Hardware Upgrade, Backbone Network Upgrade and Relocation of Secondary Data Centre for Derivatives Market Systems

Y

Y

26/03/2021 MDD/21/262 Final Strike Information for New Stock Options Class on Bilibili, Inc. Available for Trading on 29 March 2021
Enclosure 1 : Final strike Info for Bilibili, Inc. Stock Options

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Y

26/03/2021 MDD/21/261 Arrangement in HKEX Orion Market Data Platform - Derivatives Market (OMD-D) for the Capital Adjustment of Kunlun Energy Company Limited Stock Options Contracts - Special Dividend
Enclosure 1 : Participant Circulars (English)

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Y

24/03/2021 MDD/21/252 Arrangement in HKEX Orion Market Data Platform - Derivatives Market (OMD-D) for the Capital Adjustment of The Hong Kong and China Gas Company Ltd. Stock Futures and Options Contracts - Bonus Issue
Enclosure 1 : Participant Circulars (English)

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Y

24/03/2021 MDD/21/250 Arrangement in HKEX Orion Market Data Platform - Derivatives Market (OMD-D) for the Introduction of New Stock Futures Contract and Stock Options Class on Bilibili, Inc.
Enclosure 1 : Participant Circulars (English)
Enclosure 2 : Vendor Access Codes Confirmation Form

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Y

Y

Y

Y

22/03/2021 MDD/21/240 Final Strike Information for New Stock Options Class on Baidu, Inc. Available for Trading on 23 March 2021
Enclosure 1 : Final strike information for Baidu, Inc. Stock Opt

Y

Y

19/03/2021 MDD/21/234 Arrangement of the Introduction of New Stock Futures Contract and Stock Options Class on Baidu, Inc. in HKEX Orion Market Data Platform - Derivatives Market (OMD-D)
Enclosure 1 : Participant Circulars (English)
Enclosure 2 : Vendor Access Codes Confirmation Form

Y

Y

18/03/2021 MDD/21/232 Implementation Details for Resilience Enhancement on HKEX Orion Market Data Platform - Derivatives Market (OMD-D)
Enclosure 1 : OMD-D Interface Specification (version 1.36)
Enclosure 2 : OMD-D Developers Guide (version 1.22)
Enclosure 3 : OMD-D Connectivity Guide (version 1.15)

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Y

16/03/2021 MDD/21/217 Arrangement for the Launch of Enhancement of Volatility Control Mechanism ('VCM') and Pre-Market Opening Session ('POS') in the Derivatives Market
Enclosure 1 : Participant Circular

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Y

15/03/2021 MDD/21/186 Schedule Adjustment on the Second Market Rehearsal for Backbone Network Upgrade and Relocation of Secondary Data Centre (SDC) for Issuer Information feed Service (IIS)

Y

12/03/2021 MDD/21/199 Final Strike Information for MSCI Taiwan (USD) Index Options and MSCI China Free (USD) Index Options Contracts Available for Trading on 15 March 2021
Enclosure 1 : Final strike information for MSCI Taiwan (USD) and

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Y

12/03/2021 MDD/21/209 One Year Fixed Fee Programme - Update

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Y

Y

Y

11/03/2021 MDD/21/188 Arrangement for the Launch of (1) Technical Refresh for HKEX Orion Market Data Platform - Derivatives Market (OMD-D) and (2) Application Hardware Upgrade, Backbone Network Upgrade and Relocation of Secondary Data Centre for Derivatives Market Systems

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Y

10/03/2021 MDD/21/198 Updated Arrangement in HKEX Orion Market Data Platform - Derivatives Market (OMD-D) for the Introduction of MSCI Taiwan (USD) Index Options and MSCI China Free (USD) Index Options Contracts
Enclosure 1 : Participant Circular (English)

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Y

05/03/2021 MDD/21/175 Launch of (1) Multiple Triggers for Volatility Control Mechanism (VCM) and (2) Increase of Maximum Number of Outstanding Orders per Price Queue in the Securities Market in OMD-C and MMDH
Enclosure 1 : Participant Circular

Y

02/03/2021 MDD/21/168 Change of Launch Date of (1) Technical Refresh for HKEX Orion Market Data Platform - Derivatives Market (OMD-D) and (2) Application Hardware Upgrade, Backbone Network Upgrade and Relocation of Secondary Data Centre for Derivatives Market Systems

Y

Y

01/03/2021 MDD/21/166 Arrangement in HKEX Orion Market Data Platform - Derivatives Market (OMD-D) for the Introduction of MSCI Taiwan (USD) Index Options and MSCI China Free (USD) Index Options Contracts
Enclosure 1 : Participant Circular
Enclosure 2 : Vendor Access Codes Confirmation Form

Y

Y

23/02/2021 MDD/21/155 Market Rehearsals for Backbone Network Upgrade and Relocation of Secondary Data Centre (SDC) for Issuer Information feed Service (IIS)

Y

22/02/2021 MDD/21/147 Change of Headline Category in Issuer Information feed Service ('IIS')
Enclosure 1 : Transmission Specification version 3.10
Enclosure 2 : Transmission Specification (News Headline) ver 2.7

Y

19/02/2021 MDD/21/142 Arrangement for the Launch of 1) Technical Refresh for HKEX Orion Market Data Platform - Derivatives Market (OMD-D); and 2) Application Hardware Upgrade, Backbone Network Upgrade and Relocation of Secondary Data Centre for Derivatives Market Systems

Y

Y

10/02/2021 MDD/21/132 Arrangement in HKEX Orion Market Data Platform - Derivatives Market (OMD-D) for the Change of Trading Information for MSCI China Free (USD) Index Futures
Enclosure 1 : Participant Circulars (English)
Enclosure 2 : OMD-D Interface Specification v1.35
Enclosure 3 : Vendor Access Codes Confirmation Form

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Y

04/02/2021 MDD/21/126 Final Strike Information for New Stock Options Class on Kuaishou Technology Available for Trading on 5 February 2021
Enclosure 1 : Final strike information for KST Stock Options

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Y

01/02/2021 MDD/21/111 Arrangement of the Revised Last Trading Day and Final Settlement Day of INR/USD Futures March 2021 Contract and INR/CNH Futures August 2021 Contract in HKEX Orion Market Data Platform - Derivatives Market (OMD-D)
Enclosure 1 : Participant Circular (English)

Y

Y

01/02/2021 MDD/21/110 Arrangement of the Introduction of New Stock Futures Contract and Stock Options Class on Kuaishou Technology in HKEX Orion Market Data Platform - Derivatives Market (OMD-D)
Enclosure 1 : Participant Circulars (English)
Enclosure 2 : Vendor Access Codes Confirmation Form

Y

Y

28/01/2021 MDD/21/102 Revision of Stock Code Allocation Plan
Enclosure 1 : Stock Code Allocation Plan (Update on 28 Jan 2021)

Y

25/01/2021 MDD/21/094 Practice Session for the Enhancement of Volatility Control Mechanism ('VCM') and Pre-Market Opening Session ('POS') of the Derivatives Market
Enclosure 1 : Participant Circular (English)

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Y

22/01/2021 MDD/21/90 Final Strike Information for Two New Stock Options Classes Available for Trading on 25 January 2021
Enclosure 1 : Final strike information for two new stock options

Y

Y

21/01/2021 MDD/21/088 Arrangement of the Introduction of Mini USD/CNH Futures Contract in HKEX Orion Market Data Platform - Derivatives Market (OMD-D)
Enclosure 1 : Participant Circular (English)
Enclosure 2 : Vendor Access Codes Confirmation Form

Y

Y

15/01/2021 MDD/21/73 Final Strike Information for Hang Seng TECH Index Options Available for Trading on 18 January 2021
Enclosure 1 : Final strike information for Hang Seng TECH Index

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Y

15/01/2021 MDD/21/72 Arrangement of the Introduction of Two New Stock Futures Contracts and Stock Options Classes in HKEX Orion Market Data Platform - Derivatives Market (OMD-D)
Enclosure 1 : Participant Circulars (English)
Enclosure 2 : Vendor Access Codes Confirmation Form

Y

Y

13/01/2021 MDD/21/56 Change of Launch Date of Resilience Enhancement on HKEX Orion Market Data Platform - Securities Market & Index Datafeed

Y

11/01/2021 MDD/21/034 Addition and Updates to HKEX Data Products

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Y

Y

Y

Y

07/01/2021 MDD/21/23 Arrangement of the (1) Implementation of Multiple Triggers for Volatility Control Mechanism (VCM) and the (2) Increase of Maximum Number of Outstanding Orders per Price Queue in the Securities Market in HKEX Orion Market Data Platform - Securities Market
Enclosure 1 : Participant Circular (English)

Y

06/01/2021 MDD/21/22 Arrangement in HKEX Orion Market Data Platform - Derivatives Market (OMD-D) for Enhancements for Volatility Control Mechanism (VCM) and Pre-Market Opening Session (POS) in the Derivatives Market
Enclosure 1 : Participant Circular (English)

Y

Y

OMD-C = Orion Market Data Platform - Securities Market
OMD-D = Orion Market Data Platform - Derivatives Market
D-LITE = Derivatives Lite Datafeed
IIS = Issuer Information feed Service