Trading on the Ho Chi Minh Stock Exchange (HoSE) increased by 8.67% to VND18.47 trillion ($769.59 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 26 tickers gain.
FPT of IT giant FPT Corporation and SSI of leading brokerage SSI Securities Corporation led the rise, both with a 5.3% increase.
MSN of conglomerate Masan Group went up 3.2% and GVR of Vietnam Rubber Group closed 3.1% higher.
Three blue chips fell.
VIC of private conglomerate Vingroup dropped 1.2% and BCM of Becamex Investment and Industrial Development closed 1% lower.
BVH of insurance company Bao Viet Holdings lost 0.2%.
Foreign investors were net buyers to the tune of VND232.80 billion mainly buying VNM of dairy giant Vinamilk and VHM of property giant Vinhomes.
The HNX-Index at the Hanoi Stock Exchange, where mid and small caps list, was up 2.17% while the UPCoM-Index at the Unlisted Public Companies Market was up 1.63%.