The index closed 9.78 points higher after losing 1.14 points on Thursday.
Trading on the Ho Chi Minh Stock Exchange (HoSE) increased by 3.84% to VND11.97 trillion ($510.27 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 20 tickers gain.
VHM of property giant Vinhomes led with a 4.2% gain, followed by SSI of leading brokerage SSI Securities Corporation, up 3.8%.
HPG of steelmaker Hoa Phat Group rose 2.8% and VIC of private conglomerate Vingroup gained 2.4%.
Seven blue chips fell, NVL of property developer Novaland Group lost 0.7%, and VNM of dairy giant Vinamilk closed 0.6% lower.
Foreign investors were net buyers to the tune of VND1.13 billion, mainly buying HPG of steelmaker Hoa Phat Group and VND of brokerage VNDirect.
The HNX-Index at the Hanoi Stock Exchange, where mid and small caps list, was up 0.32% while the UPCoM-Index at the Unlisted Public Companies Market was up by 1.16%.