The Taiwan Stock Exchange TAIEX Index is a major stock market index which tracks the performance of all listed common shares traded on the Taiwan Stock Exchange. It is a capitalization-weighted index. The TAIEX has a base value of 100 as of January 1, 1966. This page provides - Taiwan Stock Market (TWSE) - actual values, historical data, forecast, chart, statistics, economic calendar and news. Taiwan Stock Market (TWSE) - actual data, historical chart and calendar of releases - was last updated on November of 2018.