The Taiwan Stock Exchange Corporation (TWSE; ) is a financial institution, located in Taipei 101, in Taipei, Taiwan. The TWSE was established in 1961 and began operating as a stock exchange on 9 February 1962. It is regulated by the Financial Supervisory Commission.
As of 31 December 2013, the Taiwan Stock Exchange had 809 listed companies with a combined market capitalization of NT$ 24,519,622 million.[1] As of January 2026, one of the listed companies, Taiwan Semiconductor Manufacturing Company, is one of the ten largest public corporations by market capitalization in the world, with a valuation at the end of 2025 of US$1.57 trillion.
The exchange broadcasts before-hour information from 7:40 to 8:40. Then it has normal trading sessions from 09:00 to 13:45 and fixed price post-market sessions from 14:00 to 15:00 on all days of the week except Saturdays, Sundays and holidays declared by the exchange in advance.[2][3]
In 1994 the Gre Tai Securities Market, which was renamed the