United Micro Electronics (UMC) earnings, Oct 28, 2026: EPS +4%, stock −4.1%
In brief
United Micro Electronics reported on Oct 28, 2026. Earnings per share changed +4% year over year, 3.5% below the estimate; revenue +18%. The stock opened with a −5.9% gap and closed the day −4.1% (Oct 29, 2026). The stock is now 53.8% below its 52-week high, +72.4% over 12 months. Next report: Jan 26, 2027.
EPS vs estimate−3.5%
EPS, YoY+4%
Revenue, YoY+18%
Gap · day−5.9% · −4.1%
EPS growth by quarter, YoY
Price reaction to earnings
| Report | Gap | Day |
|---|---|---|
| Jul 29, 2026 | +2.5% | +10.7% |
| Oct 28, 2026 | −5.9% | −4.1% |
Next-quarter estimates, ratings and the UMC chart are in the terminal.
Open the terminalFAQ
When is United Micro Electronics's next earnings report?
Jan 26, 2027. The date comes from daily data and is corrected if the company moves it.
How did United Micro Electronics stock react to the report?
Opening gap −5.9%, day's result −4.1%.
Did United Micro Electronics's earnings grow?
Earnings per share rose 4% year over year.
What is an earnings gap?
The jump between the close before and the open after the report. A big gap up often means large buyers are revaluing the company.