TSMC’s top-10/20/30/40 customers; Who spends how much on TSMC? Apple revenue; Top-10 customer dynamics: TSMC, the world's largest semiconductor foundry, served 532 customers in 2022. However, its top-10 customers accounted for 68% of its revenue. Apple, the largest customer, accounted for 23% of TSMC's revenue. In this post, I address which company contributed how much income to TSMC, the top-10 customer revenue trend and Apple's revenue concentration.