The index closed 0.14 points higher after dropping 0.16 points in the previous session.
Trading on the Ho Chi Minh Stock Exchange decreased by 2% to VND11.14 trillion (US$439 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 12 tickers gained.
PLX of fuel distributor Petrolimex led with a 2.3% rise, followed by VIB of Vietnam International Commercial Bank, up 2.2%.
CTG of state-owned lender VietinBank went up 0.7% and HDB of HDBank increased by 0.6%.
Fifteen blue chips dropped. VHM of property giant Vinhomes fell 1.9% and SAB of brewer Sabeco closed 1.1% lower.
Foreign investors were net buyers to the tune of VND55 billion, mainly buying FPT of IT giant FPT Corporation and MSN of conglomerate Masan Group.
The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, rose 0.21%, while the UPCoM-Index for the Unlisted Public Companies Market went up 0.42%.