Foreign investors continued to be net buyers, but of a net of just 3.58billion VND (184,000 USD) worth of shares, down steeply from Friday's 85billion VND (4.4 million USD).
Overall market volume andvalue decreased by around 27 percent from Friday's levels to just 22million shares, worth 560.2 billion VND (32.7 million USD).
Decliners narrowly outnumbered advancers by 99-84.
A few blue chips rose slightly, including Vietinbank (CTG), up 0.53percent; developers Hoang Anh Gia Lai (HAG), up 0.64 percent, and HoaPhat Group (HPG), up 0.75 percent; Phu My Fertilisers (DPM), up 1.51percent; and Masan Group (MSN), up 0.92 percent.
Insurer Bao Viet Holdings (BVH) closed off 0.83 percent, while software giant FPT lost 1.37 percent of its value.
Sacombank (STB) was the only stock which saw more than a million shareschanging hands but closed down 0.6 percent to 16,700 VND (0.86 USD).
On the Hanoi Stock Exchange, the HNX-Index declined by 0.35 percent toclose at 121.26 points. The volume of trades dropped by over 23 percentfrom Friday's level to around 18.5 million shares worth nearly 434.9billion VND (22.3 million USD).
Losers outnumbered gainers on the northern bourse by a more substantial margin of 189-80.
PetroVietnam Construction (PVX) continued to be the most-active sharenationwide, with 2.25 million changing hands. PVX closed off 0.89percent to 22,200 VND (1.15 USD) per share.
Shares ofClick&Phone Securities Co (SBS) saw their first day of trading onOctober 11, closing down 1.5 percent from their opening price to 13,300VND (0.70 USD) per share.
In a recent survey by thefinancial information website cafef.vn, 41 percent of respondents saidthey still had over half of their assets invested in the securitiesmarket, but 22 percent said they had withdrawn investment from the stockmarket.
Analysts at Wall Street Securities Co saidmovements in other markets, including gold and foreign currency, weremaking these more attractive investment opportunities.
LeDat Chi, head of HCM City Economics University 's corporatefinance faculty, agreed, saying the majority of Vietnamese investorswere individuals who preferred speculative investment and who tended toopt out of the market when it remained stagnant for too long a period.
"High deposit interest rates offered by banks were also not encouraging investors to invest in the stock market," Chi said.
Foreign investors, meanwhile, increased their buys on the Hanoi market to a net of almost 11 billion VND (564,000 USD)./.