Last minute buying pushed the index up by 12 points. Trading value on the Ho Chi Minh Stock Exchange (HoSE), on which the index is based, rose 20.5 percent to VND21.41 trillion ($938.07 million).

The VN30 basket, comprising the 30 largest capped stocks, saw 21 tickers in the green, led by GVR of Vietnam Rubber Group with a 5.4 percent gain. This is its third gaining session in a row.

POW of electricity producer Petrovietnam Power Corporation shot up 4.8 percent to its highest since July 2.

Other gainers included KDH of real estate firm Khang Dien House, up 2.6 percent, and PDR of Phat Dat Real Estate Development, up 1.8 percent.

Eight blue chip tickers ended in the red, led by ACB of Asia Commercial Bank, down 0.6 percent, and PNJ of Phu Nhuan Jewelry, down 0.5 percent.

Foreign investors were net sellers for the third straight session to the tune of VND369 billion, with strongest pressure on VJC of budget airline Vietjet and PNJ.

The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, rose 0.58 percent, while the UPCoM-Index for the Unlisted Public Companies Market gained 0.63 percent.