The index closed 14.12 points higher after dropping 10.23 points in the previous session.
Trading on the Ho Chi Minh Stock Exchange decreased by 17% to VND23.31 trillion ($915 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 25 tickers gained.
BVH of insurance company Bao Viet Holdings led with a 7% surge, followed by PLX of fuel distributor Petrolimex, up 6.9%.
GAS of state-owned Petrovietnam Gas went up 4.3% and HPG of steelmaker Hoa Phat Group closed 3.7% higher.
Three blue chips fell marginally. They are BID of state-owned lender BIDV, VRE of retail real estate arm Vincom Retail and FPT of IT giant FPT Corporation with a decline of less than 1%.
Foreign investors were net buyers to the tune of VND66 billion, mainly buying DBC of meat producer Dabaco Group 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 0.72%, while the UPCoM-Index for the Unlisted Public Companies Market went up 0.50%.