The index shot up to the 1,240 range in the first 20 minutes of trading before dipping to the 1,230 range and ended with a near 12-point gain.

Trading value on the Ho Chi Minh Stock Exchange (HoSE), on which the index is based, rose nearly 3 percent to VND16.8 trillion ($730 million). The bourse saw 226 stocks gain and 201 lose.

The VN30 basket, comprising the 30 largest capped stocks, saw 20 tickers in the green, led by two real estate and three banking tickers.

PDR of Phat Dat Real Estate Development rose 5.3 percent, its fourth gaining session in a row, to a new historic peak. It has experienced an upward trend throughout this year and gained over 44 percent.

NVL of Novaland Group also hit a new historic peak with a 4.3 percent increase.

VCB of state-owned lender Vietcombank climbed to an 18-day high with a 4.3 percent gain. It has risen nearly 8 percent in the last three sessions, breaking off the falling trend recorded since early January.

MBB of Military Bank rose 2.7 percent, once again hitting a new historic peak this year. The ticker has gained 27 percent since the beginning of the year.

STB of Ho Chi Minh City-based lender Sacombank also climbed to a new peak with a 2.4 percent gain.

Foreign investors were net buyers for the third straight session to the tune of VND123 billion. They focused on purchasing MSN of conglomerate Masan Group, HPG of steelmaker Hoa Phat Group and VHM of real estate giant Vinhomes.

The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, fell 1.24 percent, while the UPCoM-Index for the Unlisted Public Companies Market added 0.69 percent.