Frequently Asked Questions (FAQ)

Also known as an odd-lot transaction, it is a transaction with a volume of securities smaller than one transaction unit. According to current regulations, odd-lot transactions on all three exchanges HOSE, HNX and UPCOM are from 1-99 securities.

Also known as an even lot transaction, it is a transaction with the order volume being a multiple of the minimum stock volume (or transaction unit) but not exceeding the maximum volume specified for an even lot order.

In 02 cases:

– The first trading day of newly listed securities on the exchange.

– The resumption trading day of securities that have been suspended from trading for 25 trading days or more.

Odd lot securities trading is applicable to stocks, closed-end fund certificates, ETF certificates and warrants.

You can place an order to trade odd lots through ACBS’s trading system similar to even lot trading, but you need to see the Order Price List on the Odd Lots screen at each trading floor.

Odd lot transactions can only use LO orders.

Trading odd lots is done by 02 methods: order matching and put through on the trading system.

You need to separate the order into even lots and odd lots to meet the regulations on even and odd lot trading units. 

In this case, you need to place 02 orders: an order to sell 100 XXX shares by the normal method and an order to sell 9 XXX shares by the odd lot method.

– The price of odd lot transactions must comply with the regulations on transaction prices similar to even lot transactions. 

– Odd lot transactions cannot be used to determine reference prices or index calculation prices.

Odd lot securities trading is completely separate from even lot securities trading, odd lot securities trading orders can only be matched with each other and cannot be matched with even lot securities orders.

The clearing and settlement time for odd lot transactions is similar to that of normal even lot transactions.

The matching price of odd-lot securities is not used to calculate the index.