UMC stock price jumps again in Taiwan as 8-inch chip price-hike bets build ahead of Jan 28 results
Taipei, Jan 20, 2026, 09:50 GMT+8 — Regular session United Microelectronics Corp shares pushed higher Tuesday, climbing 3.36% to NT$64.6 by 9:49 a.m. in Taipei. The Taiwan-listed chipmaker saw trading range between NT$61.0 and NT$64.9 in the morning session. (Yahoo Finance) This matters because UMC serves as a key indicator for demand in “mature node” foundries — the older manufacturing…