Before we start investment we need to know what’s the characteristic of the market. 

Vietnam stock market also have some special characteristics. 

By knowing that, we can achieve higher return with lower risk. 


I tested continuity of Vietnam market. 

Here is what I simulated. 

1. I downloaded VN Index data from

2. If previous day’s market went up, we buy 

3. If previous day’s market is down, we don’t buy. 

Here is analysis

Performance when we apply the logic

WinnerLosersWin RateProfit


and this is buy and hold situation

WinnersLosersWin RateProfit


Return of strategy(buy when previous day’s close is up

Buy and hold for all time