· Weekly signal · UMC

United Microelectronics (UMC) presses four-week gain to 15.3% in weekly chip screen

The foundry’s latest weekly close keeps the semiconductor move intact, with momentum readings strong and valuation markers stretched.

Weekly market chart context for United Microelectronics, a semiconductor wafer foundry.

United Microelectronics (UMC) closed at 25.58 USD for the week ended June 26, rising 6.2% on the week. The move kept the NYSE-listed semiconductor foundry in an active weekly trend state.

Confirmation came from heavier trading and strong momentum readings: 116.9 million shares changed hands versus a 76.5 million 13-week average, while Relative Strength stood at 134.5. Market Dynamics showed positive pressure at 1.77, though the close sat well above the 8.05 fair-value marker.