UMC reported Q1 revenue of T$61.04bn (+5.5% YoY) and net income of T$16.17bn, up 108% YoY for the quarter.
UMC will raise wafer prices in H2 2026 due to ongoing memory chip shortages and volatility from the Iran war.
CEO Jason Wang said market demand remains resilient, while CFO Chitung Liu said price adjustment positions UMC favorably for 2027.
UMC shares fell 0.8% after earnings, but the stock is up 51% YTD, outperforming Taiwan market's 36% gain.