Various Order Type
Order Type
Market Opening Session
E—Enhanced Limit Order*
*
Order Price: |
Ask order price can be inputted at nine spread lower than the current bid price or the bid order price can be inputted at nine spread higher than the current ask price
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During Matching: |
Allows matching of up to nine price queues at a time
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| Any unfilled quantity after matching will be stored in the system of HKEx as a normal limit order at the input order price
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Placing Order: |
Yes |
S—Special Limit Order*
Order Price: |
No restriction on the limit price with respect to the best price on the other side of the market |
During Matching: |
Match up to ten price queues (i.e. the best price queue and up to the 10th queue at 9 spreads away) as long as the traded price is not worse than the limit price inputted. |
After Matching: |
Any unfilled quantity after matching will be cancelled and not stored in the System. |
Placing Order: |
No |
Pre-opening Session
I—At-auction Limit Order*
Order Price: |
With a specified price
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During Matching: |
An at-auction limit order with a specified price at or more competitive than the final IEP (Indicative Equilibrium Price), in case of buying, the specified price is equal to or higher than the final IEP; in case of selling, the specified price is equal to or lower than the final IEP. It may also be matched at the final IEP.
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After Matching: |
Any unfilled at-auction limit orders will be converted into limit orders and carried forward to the Continuous Trading Session provided that the specified price of that at-auction limit order does not deviate 9 times or more from the nominal price.
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A—At-auction Order*
Order Price: |
No specified price
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During Matching: |
An order is entered into the trading system for execution at the final IEP.
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After Matching: |
Any unfilled at-auction orders will be cancelled before the commencement of the Continuous Trading Session
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*Information Source: HKEx ( Based on the announcement of HKEx if any change)
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