The index closed 1.36 points higher after dropping 0.93 points in the previous session.
Trading on the Ho Chi Minh Stock Exchange increased by 15% to VND16.41 trillion ($647 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 15 tickers gained.
MBB of lender MB led with a 2.2% rise, followed by BCM of Becamex Investment and Industrial Development, up 1.9%.
HDB of HDBank rose 1.4% and BID of state-owned lender BIDV closed 1.3% higher.
Ten blue chips fell. POW of electricity producer Petrovietnam Power Corporation dropped 2% and PLX of fuel distributor Petrolimex declined by 1.9%.
Foreign investors were net sellers to the tune of VND235 billion, mainly selling FPT of IT giant FPT Corporation and MWG of electronics retail chain Mobile World.
The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, rose 0.03%, while the UPCoM-Index for the Unlisted Public Companies Market went up 0.34%.