Trade Prices 
25/07/2016 
 

Trade Prices                     Description
Previous Closing Price refers to the last recorded closing price of an issue of securities.
Indicative Equilibrium Price (IEP)

Pre-opening Session
refers to a price, if any, determined by the AMS according to Rule 501H
at any specific moment during the Pre-opening Session.
Closing Auction Session
refers to a price, if any, determined by the AMS according to Rule 501M
at any specific moment during the Closing Auction Session.

Closing Auction Session (CAS) Reference Price the price which is the median of 5 nominal prices in the last minute of the last Continuous Trading Session on that trading day.  Please also refer to the description of closing price.
Bid Price refers to the price of a buy order.
Ask Price refers to the price of a sell order.
Current Bid Price is also known as best bid price and refers to the following: 
During the Pre-opening Session or the Closing Auction Session,
a.  (when the IEP can be determined in accordance with Rule 501H or Rule 501M) the IEP at any specific moment; otherwise
b. the highest bid price at any specific moment.
During the Continuous Trading Session, the highest bid price at any specific moment.
Current Ask Price is also known as best ask price and refers to the following: 
During the Pre-opening Session or the Closing Auction Session,
a. (when the IEP can be determined in accordance with Rule 501H or Rule 501M) the IEP at any specific moment; otherwise
b. the lowest ask price at any specific moment.
During the Continuous Trading Session, the lowest ask price at any specific moment.
Nominal Price refers to the following:
a.   in respect of an issue of securities at any one time during or at the close of the Pre-opening Session means:
i. (when the IEP can be determined in accordance with Rule 501H) the IEP; otherwise
ii. the previous closing price;
b.   in respect of an issue of securities at any one time during or at the close of the Continuous Trading Session on a trading day means:
i. if the issue has been traded up to that time on the day:
A. (when the current bid price is greater than the last recorded price), the current bid price; otherwise
B. (when the current ask price is less than the last recorded price), the current ask price; otherwise
C. where both (b)(i)(A) and (b)(i)(B) above do not apply, then the last recorded price; or
ii. if the issue has not been traded up to that time on the day:
A. (when the current bid price is greater than the previous closing price), the current bid price; otherwise
B. (when the current ask price is less than the previous closing price), the current ask price; otherwise
C. where both (b)(ii)(A) and (b)(ii)(B) above do not apply, then the previous closing price.
c.      in respect of an issue of securities at any one time during or at the close of the Closing Auction Session means: -
i. (when it is an issue of CAS securities and the IEP can be determined in accordance with Rule 501M) the IEP; otherwise
ii. the CAS Reference Price;
Closing Price Please click here for the description of closing price.
Last Recorded Price refers to the sale price as last recorded in the AMS.
Day High Price refers to the highest price of a non-direct trade concluded by automatic order matching (including auction matching) during the day.
Day Low Price refers to the lowest price of a non-direct trade concluded by automatic order matching (including auction matching) during the day.