The index closed 1.61 points lower after dropping 12.21 points in the previous session.
Trading on the Ho Chi Minh Stock Exchange decreased by 23% to 16.04 trillion VND (657.84 million USD), with 188 gainers and 321 losers.
The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, fell 0.24%, with 53 gainers and 107 losers. The total trading volume on the Hanoi exchange reached more than 1.829 trillion VND.
Meanwhile, the UPCoM-Index for the Unlisted Public Companies Market went down 0.05% to 85.98 points.