The index gained 0.04 point or 0.12%, to close at 33.91.The gauge started with the given mark of 100 on June 24, 2009 but it has never been back to that level.
The market volume plunged to 74,345 shares changed hands for VND0.44 billion, compared with 225,800 shares changed hands for VND2 billion on Monday.
The market breadth was positive with 20 gainers, 10 losers, 5 unmoved and the rest untraded.
BTC was the biggest gainer today, adding VND4,000 to close at VND44,000 with 100 shares traded.
WSB was the biggest loser today, falling VND1,700 to close at VND16,700 on a trade of 500 units.
VDN was the most active stock today with 15,000 units traded, whose prices lost VND400 to hit the floor at VND4,500/unit.