On 25 January 2017, there was an aggregate of 16,988 shares traded on the Yangon Stock Exchange (YSX) for which the trading value totaled at 159. . The Myanmar Securities Exchange Centre (MSEC), located in Yangon, Myanmar, is one of the two stock exchanges in the country. [2]. YANGON — More than two years after it began trading, the Yangon Stock Exchange is still struggling to escape the trap of few listed companies, few investors and low share prices. It began trading with First Myanmar Investment Company Ltd on March 25, 2016.