The index closed 15.38 points higher after losing 19.74 points on Monday.
Trading on the Ho Chi Minh Stock Exchange (HoSE) fell by 19.29% to VND13.24 trillion ($560.9 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 24 tickers gain.
SSI of leading brokerage SSI Securities Corporation led with a 6.5% surge, followed by STB of Ho Chi Minh City-based lender Sacombank and TCB of the largest private lender Techcombank, both up 5.9%.
VHM of property giant Vinhomes gained 5% and VRE of retail real estate arm Vincom Retail rose 3.5%.
Four blue chips fell, including VIC of biggest private conglomerate Vingroup with a 2.4% decline.
Foreign investors were net buyers to the tune of VND897.14 billion, mainly buying NVL of property developer Novaland Group and VHM.
The HNX-Index at the Hanoi Stock Exchange, where mid and small caps list, was up 1.45% while the UPCoM-Index at the Unlisted Public Companies Market was up by 0.48%.