The gains were led by semiconductor giants, with shares of Taiwan chip manufacturing giant TSMC rising 0.40%, MediaTek gaining 7.88%, and Delta Electronics up 2.67%. Taiwan's equity market is heavily dominated by the technology sector, especially semiconductors, and has seen strong growth this year thanks to the AI boom and its critical position in the global semiconductor supply chain. HSBC data from May shows Taiwan has become the world's sixth-largest stock market.