· Weekly signal · UMC
United Microelectronics (UMC) drops 12.7% in a sharp weekly reversal
The decline cut into a still-large 12-week advance, leaving the semiconductor foundry with mixed momentum readings.
United Microelectronics (UMC) closed the latest week at 21.25 USD, down -12.7% for the week and -10.3% over four weeks. The move marks a sharp setback in weekly context over 52 weeks for the Taiwan-based semiconductor foundry.
The longer tape still shows a 73.0% twelve-week gain, while the trend signal remains active and Relative Strength stands at 78.6. Market Dynamics at 1.22 adds confirmation, but elevated weekly selling pressure keeps the evidence mixed.