The index remained in the green most of the day, climbing to the 1,320 range before plunging in the last hour of trading to close with a 4-point gain.

In the last six sessions, VN-Index has gained over 45 points. It is now at its highest since July 9.

Trading value on the Ho Chi Minh Stock Exchange (HoSE), on which the index is based, fell 9 percent to VND19.79 trillion ($861 million). The bourse saw 209 tickers gain and 167 lose.

The VN30 basket, comprising the 30 largest capped stocks, saw 15 tickers in the green led by GAS of state-owned Petrovietnam Gas with a 4.4 percent increase.

The ticker is now at a one-month high and is 3.3 percent away from this year’s peak of July 2.

BID of state-owned lender BIDV hit a two-week high with a 3.5 percent gain.

MWG of electronics retail chain Mobile World also rose 3.5 percent. This is its third gaining session in a row.

BVH of insurance company Bao Viet Holdings rose 2.3 percent, and VJC of budget airline Vietjet gained 2.2 percent.

On the losing side, SAB of brewer Sabeco fell 2.5 percent in its first session as a VN30 ticker.

It was followed by STB of Ho Chi Minh City-based lender Sacombank with a 2 percent drop.

Foreign investors were net buyers to the tune of VND297 billion, with strongest pressure on SSI of leading brokerage SSI Securities Corporation and HPG of steelmaker Hoa Phat Group.

The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, gained 0.03 percent while the UPCoM-Index for the Unlisted Public Companies Market rose 1.1 percent.