The gauge of 281 companies and five mutual funds listed on the Ho Chi Minh Stock Exchange plunged 1.1 percent, or 5.16 points, to close at 463.58 points.
On the index, 122 moved forward, 91 dropped, while 73 remained unchanged.
Trading volume on the city bourse slightly dropped over the previous trading session as 36.31 million shares changed hands at a value of VND838 billion.
Vietnam Joint Stock Commercial Bank for Industrial and Trade or Vietinbank (CTG) was the most active share in volume with 2.67 million shares changing hands.
Saigon Securities Inc. (SSI), the country’s largest brokerage, tagged along with 1.83 million shares.
Hoang Anh Gia Lai Joint Stock Company (HAG) came next with 1.61 million shares.
Nam Viet Corporation (ANV) plummeted 5.79 percent to close at VND11,400.
Thien Long Group Corporation (TLG) closed down 5 percent to VND24,700.
Materials - Petroleum Joint Stock Company (COM) trimmed 4.92 percent to trade at VND29,000.
Binh Dinh Minerals Company (BMC) climbed 5 percent to VND25,200.
DIC Investment & Trading Joint Stock Company (DIC) rallied the second day, gaining 4.96 percent to VND14,800.
Pacific Property & Infrastructure Development Joint Stock Company (PPI) rebounded 4.86 percent to VND15,100.
The smaller in the north made a contrast move as the Hanoi’s HNX-Index reversed 1.03 percent, or 0.94 points, to close at 91.98 points. Trading volume slightly improved over the previous trading session as just 29.54 million shares worth VND454 billion changed hands.
Meanwhile, the UPCom-Index of unlisted shares market shed 0.06 points to 38.2 points this morning. A total of 69,900 shares changed hands at a value of VND640 million.