The Hong Kong stock market typically operates from Monday to Friday, except on public holidays or when the market is closed due to severe weather. The trading hours are as follows:

 

1. Pre-open Period

Time Period

Trading Rules

Enter Order

9:00-9:15

Auction market orders and Auction limit orders can be submitted

Orders can be modified and cancelled

Non-Cancellable

9:15-9:20

Only At-auction market orders and At-auction limit orders can be submitted

Orders cannot be withdrawn or modified

Random Match Period

9:20-9:22

Conduct matchmaking during auction period

Pause Period

Random Match Period Ends-9:30

At-auction order: Incomplete order will be cancelled by the system

At-auction limit order: If the input price range of an incomplete order does not deviate from the nominal price by nine times or more, it will be converted to a limit order and automatically transferred to the continuous trading session

 

2. Continuous Trading Hours

Time Period

CST

Morning Market

9:30-12:00

Closed at Noon

12:00-13:00

Afternoon Market

13:00-16:00

Note: Order modification is not allowed during the closed at noon, and cancellation is allowed during 12:30 - 13:00.

 

3. Closing Auction Trading Session

Time Period

Trading Rules

Closing Auction Period

16:00-16:01      

Orders cannot be submitted

Calculate and publish reference price

Enter Order

16:01-16:06

At-auction market orders and Auction limit orders can be submitted.

Orders can be modified and cancelled.

*The price limit of auction limit orders shall not exceed ±5% of the reference price

Non-Cancellable

16:06-16:08

At-auction market orders and At-auction limit orders can be submitted

Orders cannot be cancelled or changed

*the input price of at-auction limit orders must be between the lowest selling price and the highest bidding price

Random Closing

16:08-16:10

At-auction market orders and At-auction limit orders can be submitted, Orders cannot be cancelled or changed

*the input price of auction limit orders must be between the lowest selling price and the highest bidding price