The index lost 0.02 point or 0.06% to close at 36.22.The gauge started with given mark of 100 on June 24, 2009 but it has never been back to that level.
The market volume continued dropping to 175,200 shares changed hands for VND0.95 billion, compared with 727,426 shares changed hands for VND3.8 billion on Wednesday trading.
The market breadth was negative with 12 gainers, 19 losers, 6 unmoved and the rest untraded.
SPC was the biggest gainer today, climbing VND1,900 to hit the ceiling at VND21,700/unit on a trade of 100 shares.
HDM was the biggest loser today, giving up VND1,300 to hit the floor at VND12,600 with 100 units changed hands.
FBA was the most active stock today with 53,500 shares traded, adding VND100 to close at VND3,200/unit.
Foreigners bought 11,000 BTW shares; 4,300 PJS shares; 1,400 VCT shares today.