$18.89
+1.94%Price chart
Sep 24Sep 29Oct 2Oct 7Oct 12Oct 15Oct 20Oct 23
Key dataOct 23, 2026
Open$18.66
From 52W high−32.58%
Volume7.12M
Market cap$47.56B
P/E (TTM)18.4x
P/S (TTM)6.2x
Div yield2.18%
Key dataOct 23, 2026
Open
$18.66
From 52W high
−32.58%
Volume
7.12M
Market cap
$47.56B
ValuationView details →
P/E (Fwd)
18.5x
EV/EBITDA
9.4x
P/E (TTM)
18.4x
RSI (14)
32.3
MomentumView details →
1D Return
+1.94%
YTD Return
+139.06%
SummaryUpdated Jun 1, 2026
United Microelectronics Corporation (NYSE:UMC) is a Taiwan-based semiconductor foundry company founded in 1980 and headquartered in Hsinchu City. As one of the world's leading contract chip manufacturers, UMC provides semiconductor wafer fabrication services to fabless design companies and integrated device manufacturers globally. The company went public on the New York Stock Exchange in 2000 and operates manufacturing facilities across Taiwan, Singapore, China, and serves customers worldwide including Asia, North America, and Europe.
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Latest newsMore news →
UNITED MICROELECTRONICS CORP and AP Memory Technology Corp. announced a technology and manufacturing collaboration to develop power delivery solutions for AI and high-performance computing systems.3d agoUMC declined an expedited Samsung order for Galaxy Z Fold8 display driver ICs, with GLOBALFOUNDRIES Inc. considered as a backup foundry.10d ago