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
- Shares of United Microelectronics climbed 3.36% to NT$64.6 in early trading, following a 6.84% surge on Monday
- Traders are betting on tighter supply for 8-inch wafers and potential price hikes from foundries
- UMC’s fourth-quarter results, due Jan. 28, are drawing investor attention
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 processes behind power, display, and…
