The index gained 0.01 point or 0.03% to close at 33.99.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 rose to 107,780 shares changed hands for VND0.54 billion, compared with 45,500 shares changed hands for VND0.15 billion on Monday trading.
The market breadth was positive with 20 gainers, 13 losers, 5 unmoved and the rest untraded.
BMJ was the biggest gainer today, adding VND1,100 to close at VND17,000 with 100 shares traded.
PJS was the biggest loser today, falling VND5,000 to close at VND10,000 on a trade of 100 units.
FBA was the most active stock for the second day with 46,500 shares traded. Its price added VND200 to hit the ceiling at VND2,400/unit.
Foreigners bought 14,300 NBW shares today.