November 11, 1998
The Office of the Securities and Exchange Commission approves, in principle, the establishment of a market for listing securities of small and medium – sized enterprises by The Stock Exchange of Thailand (SET).
June 21, 1999
The mai officially commenced operation. The Minister of Finance emphasized the important role the mai would play in supporting and strengthening small and medium-sized enterprises (SMEs).
September 17, 2001
Brooker Group Public Company Limited becomes the first listed company on the mai
September 3, 2002
The mai created its Index to provide investors with a valuable tool for understanding stock price movements on the mai. The index’s base was the trading value of listed securities on the previous day, September 2, 2002
May 25, 2005
SET Board approves official Thai name for the Market for Alternative Investment (mai) which will be M-A-I, (pronounced as the 3 individual English letters) instead of "mai"
(as in "pi").