The index slid 0.09 point or 0.25% to end at 35.77. The market volume was 257,000 shares valued at VND1.52 billion, compared with 452,000 shares and VND1.98 billion from a day earlier.
Market breadth was negative where 18 rallied, 20 tumbled, and 91 closed unmoved and 86 stocks untraded.
VHF was the biggest gainer, climbing 10% to finish at VND8,800 on a common trade of 100 shares.
CT3 was the biggest loser, erasing 39.4% to close at VND7,700 on a trade of 100 units.
FBA was the most active stock on the gauge with 89,000 shares changed hands, which closed up 2.78% to settle at VND3,700.
Foreigners bought 100 BTW shares and 1,800 VQC shares today.