The index climbed to 1,234.98 points, with the total trading volume at over 24.585 trillion VND (1.02 billion USD), up 15% from the previous session on August 31.
The Ho Chi Minh City Stock Exchange saw 366 gainers and 141 losers.
In Hanoi, the HNX-Index rose by 1.02% to 252.28 points, with 129 gainers and 69 losers. The total trading volume on the Hanoi bourse reached 2,117.1 billion VND (87.9 million USD).
The UpCoM-Index of unlisted public companies climbed by 1.04% to 94.29 points.