UMC stock pre-market at EUR 20.80: unchanged
Published on 10/08/2026 at 07:35 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWSUnited Microelectronics stock was unchanged at EUR 20.80 in pre-market trading at Lang & Schwarz at 7:35 a.m. CEST on October 8, 2026, versus the prior close at Lang & Schwarz of EUR 20.80 on October 7, 2026.
Pre-market trading
The Lang & Schwarz bid was EUR 20.60 and the ask was EUR 21.00. The quote was recorded before the Xetra session, which begins at 9:00 a.m. CEST. The unchanged price leaves the stock at the same level as the preceding Lang & Schwarz reference. The further course from the Xetra open at 9:00 a.m. CEST is shown by the continuously updated real-time quote of United Microelectronics stock.
September sales report
In a Business Wire release dated October 6, 2026, United Microelectronics Corporation reported unaudited consolidated net sales of NT$25,350,431 thousand for September 2026. The company said the monthly figure increased 27.22 percent from the same month a year earlier. The release identified United Microelectronics Corporation as listed on the New York Stock Exchange under UMC and on the Taiwan Stock Exchange under 2303.
First nine months
For January through September 2026, UMC reported unaudited consolidated net sales of NT$204,009,681 thousand, up 16.08 percent year over year, according to the same Business Wire release. The figures were presented in thousands of New Taiwan dollars and were labeled as unaudited. The sales announcement is dated before the October 8 pre-market quote; the stock price and the company report are presented separately.

