Regulations on Trading > UPCOM
Transaction Detail
3. UPCOM
TRANSACTION TIME
Continuous order matching I and put-through 9h00 – 11h30
Break 11h30 – 13h00
Continuous order matching II and put-through 13h00 – 15h00
TRADING METHOD
Continuous order matching method
Put-through method
PRINCIPAL OF ORDER MATCHING
Price precedence -       The buying order with highers price shall take precedence
-       The selling order with lower price shall take precedence
Time precedent In case, multiple selling and buying orders of the same price, the order which is entered into the trading system first shall take precedence
TRADING UNIT
Even-lot, bonds -       Trading unit of even-lot: 100 shares / ETFs
-       There is no trading unit applicable for put-through transactions
Odd-lot -       Trading unit of odd-lot: 01 – 99 shares / ETFs
-       Odd-lot is executed by either continuous order matching or put-through
Put-through and odd-lot transactions cannot be executed on the first trading date of newly listed stocks nor on the first trading day after a session of 25 day suspension until closing prices of the stocks are determined.
PRICE TICK
-       Matching orders of stock: 100 VND
-      Bonds and put-through transaction: no price tick
PRICE RANGE
Stocks Price range of: ±10% against reference price
Bonds No price range
Stocks and ETFs that are newly listed for trading or are available for trading after more than 25 days of suspension: ± 40% against reference price
REFERENCE PRICE
Reference price is calculated using the weighted average method in which prices of   transactions are executed in the continuous order matching sessions in the previous day. 
TYPES OF ORDERS
Limit order (LO) LO is an order to buy or sell securities at a predetermined price or better price. An LO shall be effective since it is placed into the trading system until the close of the trading day or until the rescission of the order
ORDER CANCELLATION AND AMENDMENT
In continuous order matching session Limit orders can be cancelled, and theirs price and volume can be amended. The priority of orders is determined as follows:
-       Order priority will not change if volume is decreased.
-       New order priority will be established right after volume is increased and/ or price amendments of existing orders are entered into system. 
Amendment of price and volume and cancellation of orders can only be carried out when an order or a part of that order has not been executed. 
PAYMENT PERIOD
Stocks T+2
Bonds T+1
Related terms
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