On 10 May 19 market seller and buyer balance each other, and as a result, most of stock prices become stable. Last 5 days, over-supply of stocks caused prices to go down. However after gloomy movements in the morning, the market became quite active in the afternoon with many groups gaining, especially petro sector such as PVS, PVD , PVB ... simultaneously broke out as soon as the market opened in the afternoon until the end of the session. The market movement will be more positive in the early next week and the gaining trend will spread to other sectors as well .