The benchmark VN-Index, representing the Ho Chi Minh Stock Exchange (HoSE), surged 13.3 points, or 1.26%, to 1,053.44 on Monday, marking its strongest gain since early April.
The major bourse saw over 655 million shares changing hands for nearly VND10.8 trillion ($460.6 million), an increase of VND1.5 trillion from the previous session on May 5. There were up to 255 gainers and 135 losers.
Blue chips were the main support for the market gain as their VN30 index expanded 11.26 points to 1,049.72, with up to 26 tickers closing in green.
VCB of Vietcombank - the leading stock in terms of market capitalization - made the greatest contribution to the VN-Index, rising 3.6% to VND93,000 ($3.97). Other banking codes in the VN30 basket like BID of BIDV, TCB of Tecombank, and STB of Sacombank also gained well.
On the other side, NVL of real estate developer Novaland lost nearly 5% on strong selling pressure.
The oil and gas and securities groups made impressive performances with no losers. Among securities stocks, SSI of Saigon Securities went up 3.96%, VND of VNDirect Securities 2.71%, HCM of Ho Chi Minh City Securities 2.2%, and VCI of Viet Capital Securities 2.66%.
Meanwhile, PVD of Petrovietnam Drilling gained 3.16%, PVS of Petrovietnam Technical Services Corporation 2.39%, and BSR of Binh Son Refining and Petrochemical Company Limited 3.8%.
A divergence was seen in manufacturing, aviation and retail groups.
Foreign investors were net sellers on the HoSE for the third consecutive session to the tune of about VND20 billion ($852,900). They mainly net sold STB, CTG of VietinBank, and SHB of Saigon-Hanoi Bank.
The HNX-Index on the Hanoi bourse rose 3.12 points to 210.92, while the UPCoM-Index on the unlisted public company market went up 0.82 points to 78.38.