The index closed 3.97 points higher after gaining 10.05 points in the last session before the seven-day Lunar New Year holiday.
Trading on the Ho Chi Minh Stock Exchange increased by 25% to VND19.39 trillion ($793 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 17 tickers gained.
TCB of the largest private lender Techcombank led with a 2.9% rise, followed by MBB of lender MB, up 2.8%.
SHB of Saigon Hanoi Commercial Bank gained 2.1% and HPG of steelmaker Hoa Phat Group went up 2%.
Eight blue chips fell. ACB of Asia Commercial Bank plunged 2.9% and GVR of Vietnam Rubber Group dropped 1.6%.
Foreign investors were net sellers to the tune of VND326 billion, mainly selling VNM of dairy giant Vinamilk and CTG of state-owned lender VietinBank.
The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, rose 0.74%, while the UPCoM-Index for the Unlisted Public Companies Market went up 0.79%.