TSM vs. MU: Which Semiconductor Stock Is the Better Buy Post-Earnings?

Both TSMC and Micron Technology reported strong Q3/Q4 2026 earnings driven by AI chip demand, with revenues and EPS significantly exceeding expectations. Despite the positive results, both stocks have pulled back this month. While Micron trades at a lower valuation (4.97X forward P/E), TSMC is favored for its advanced chipmaking capabilities and more stable earnings visibility, though both carry Zacks Rank #1 ratings.