The following insiders have purchased TSM shares in the last 24 months: Bor-Zen Tien ($716,863.82), Che-Chia Wei ($55,986.16), Chih-Ho Chen ($4,794.45), Chin-Sheng Lu ($5,694.03), Choh Fei Yeap ($8,239.53), Chris Horng-Dar Lin ($7,116.71), Chue-San Yoo ($7,646.43), Chun-Hsien Lee ($7,789.74), Jen-Chau Huang ($4,271.35), Juiping Chuang ($3,592.19), Jun He ($6,820.16), Kevin Xiaoqiang Zhang ($9,292.35), Kuo-Chin Hsu ($7,942.98), Lee-Chung Lu ($7,566.50), Lipen Yuan ($160,593.82), Min Cao ($8,169.53), Pei-Hung Chen ($6,743.54), Shien-Yang Wu ($8,316.15), Shu-Hua Fang ($8,316.15), Shyue-Shyh Lin ($296,306.85), Syun-Ming Jang ($7,266.64), Tzonz-Sheng Chang ($7,942.98), Tzu-Sou Chuang ($6,893.47), Yao-Ching Ku ($6,970.09), Yi-Huang Wu ($5,993.89), Ying-Lang Wang ($8,092.91), Yuan-Ko Hwang ($5,997.20), Yuh-Jier Mii ($10,488.48), Yung-Chin Hou ($9,292.35), Yung-Haw Liaw ($3,677.76), and Yung-Pei Chin ($10,565.10).