Current issues of price manipulation on the Vietnamese stock exchange

Abstract

Prices manipulating on the stock market is considered as intentionally behaviour that impacting on
stock price via violating the law of supply and demand or other activities, in order to achieve abnormal return
for individual or group of investors. This article analyzes the current situation of stock price manipulation
actions taking place in the period 2015- 2022. By studying real events and examining common methods
used to manipulate prices, including: fraudulent financial statements; illegal insider trading; wash trading
and spreading false rumors on Vietnam stock exchange, the results show that the number of information
disclosure violations predominates and continuously increases over the years. The number of cases related
to price manipulation by wash trading and insider trading account for a very small proportion because
the nature of these cases is difficult to determine and complex. These results contribute further empirical
evidence and critical voices to build a sustainable and more transparent stock market in the future.