The index closed 0.75 points higher after gaining 8.35 points in the previous session.
Trading on the Ho Chi Minh Stock Exchange decreased by 11% to VND11.965 trillion (US$471.2 million).
The VN-30 basket, comprising the 30 largest capped stocks, saw 9 tickers gained.
BVH of insurance company Bao Viet Holdings rose 3.2%, VCB of state-owned lender Vietcombank went up 1.0%, and HPG of steelmaker Hoa Phat Group closed 0.6% higher.
Seventeen blue chips fell. MSN of conglomerate Masan Group slid 0.8%, VIB of Vietnam International Commercial Bank dropped 0.79%, and FPT of IT giant FPT Corporation saw a 0.77% decline.
Foreign investors were net seller to the tune of VND305 billion, mainly selling FPT and MSN.
The HNX-Index for stocks on the Hanoi Stock Exchange, home to mid and small caps, rose 0.30%, while the UPCoM-Index for the Unlisted Public Companies Market went down 0.32%.
Global stocks edged up on Monday, leaving the MSCI All-World index up 0.1%, while U.S. stock futures were down 0.1-0.2%, suggesting a modestly lower start following Friday's holiday-shortened session in which the major indices scored record-high closes, Reuters reported.
The euro fell as a threat from France's far right to collapse its government kept European markets under pressure, while tech stocks lifted global shares and the dollar firmed in a key week for the U.S. interest rate outlook.
In Asia, Chinese shares got an additional boost from a robust reading in a private manufacturing survey on Monday.
Hong Kong's Hang Seng inched up 0.16%, while mainland Chinese blue chips rose 0.6%.