The index closed 1.62 points higher after losing 35.21 points on Wednesday.
Trading on the Ho Chi Minh Stock Exchange (HoSE) fell by 37.28% to VND11.05 trillion ($471.22 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 16 tickers gain.
MWG of electronics retail chain Mobile World gained 5.9%, followed by VRE of retail real estate arm Vincom Retail with a 3% rise.
STB of Ho Chi Minh City-based lender Sacombank went up 1.9%, and VCB of state-owned lender Vietcombank rose 1.7%.
Foreign investors were net buyers to the tune of VND431.58 billion, mainly buying HPG of steelmaker Hoa Phat Group and STB of Ho Chi Minh City-based lender Sacombank.
The HNX-Index at the Hanoi Stock Exchange, where mid and small caps list, was down 0.32% while the UPCoM-Index at the Unlisted Public Companies Market was down by 0.07%.