Shares of Taiwan Semiconductor Manufacturing Co rose nearly 5 percent in overnight trading after Taiwanese officials announced that the company is exempt from the proposed 100% tariffs on semiconductor chips by the United States. TSMC's stock increased by 4.68 percent to $242.19, reflecting investor optimism about its future prospects amid trade tensions. As the world's leading contract chipmaker, TSMC's exemption could have significant implications for the semiconductor industry and global supply chains.