The index closed 8.51 points higher after dropping 3.56 points in the previous session.
Trading on the Ho Chi Minh Stock Exchange increased by 39% to VND17.92 trillion (US$728 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 25 tickers gained.
SSB of SeABank and STB of Ho Chi Minh City-based lender Sacombank both led the gain with a 3.4% rise.
VIB of Vietnam International Commercial Bank rose 3.2% and MBB of lender MB closed 1.8% higher.
Foreign investors were net sellers to the tune of VND2.5 trillion, mainly selling VIB of Vietnam International Commercial Bank and VPB of private lender VPBank.
The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, rose 0.40%, while the UPCoM-Index for the Unlisted Public Companies Market went up 0.18%.
World stocks hit a record high on Tuesday after China unveiled stimulus measures to support its economy and stock markets, sending Asian and European shares higher and triggering a bounce in commodity prices, Reuters reported.
The pan-European STOXX 600 index rose 0.8%, with China-exposed mining and luxury stocks in the lead. The German blue-chip DAX traded just below all-time highs.
The MSCI world stocks index gained 0.3% to touch a record high. Futures pointed to a higher open on Wall Street.
Chinese stocks also closed higher, with the blue-chip CSI300 index and the Shanghai Composite index surging more than 4% each. Hong Kong's Hang Seng Index jumped more than 4% to a four-month high.