In Hanoi, the HNX dropped 5.6% from the previous trading session to 235.96 points.
The total trading value on the Ho Chi Minh City Stock Exchange (HOSE) was estimated at 36.15 trillion VND (1.52 billion USD), with 25 gainers and 486 losers.
The UPCoM-Index for the Unlisted Public Companies Market fell 3.74%.