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UMC
United Microelectronic Corp.
stockNYSEADR

Market OpenOct 28, 2026 10:28:42 AM EDT

18.79USD-3.393%(-0.66)2,651,183

Pre-marketOct 28, 2026 9:29:30 AM EDT

19.01USD-2.262%(-0.44)

18.79Bid18.80Ask0.01Spread

UMC News

Day breaks

07:35 AM EDTUMC Reports Third Quarter 2026 Results ·

Business Wire

07:26 AM EDTSemiconductor stocks in focus after SK Hynix results; Micron, Nvidia top Quant list ·

Seeking Alpha

06:20 AM EDTUMC Q3 2026 slides: record revenue, margins expand to 34% ·

Investing.com

06:11 AM EDTUMC Q3 revenue rises 26% as wafer shipments reach record high ·

Seeking Alpha

06:09 AM EDTEarnings call transcript: UMC posts strong Q3 2026 growth, shares slip premarket ·

Investing.com

12:44 PM EDTUnited Microelectronics Q3 2026 Earnings Preview ·

Seeking Alpha

08:36 PM EDTUMC, AP Memory advance AI chip power delivery with validated DTC silicon capacitors for advanced packaging ·

DigiTimes

02:00 AM EDTUMC and AP Memory Collaborate to Enable Advanced Power Delivery Solutions for AI and HPC Systems ·

PR Newswire

02:00 AM EDTUMC and AP Memory Collaborate to Enable Advanced Power Delivery Solutions for AI and HPC Systems ·

PR Newswire

08:11 PM EDTUMC declines expedited Samsung order for Galaxy Z Fold8; GF eyed as backup DDI foundry ·

DigiTimes

05:00 AM EDTAIPOCH Launches Open-Science, Making Research Easier to Follow, Learn From, and Share with .science Packages ·

PR Newswire

01:00 AM EDTTelix Highlights Pivotal Trials in Prostate, Brain and Renal Cancers and Next Generation Theranostics at EANM ·

PR Newswire

10:50 AM EDTVEU, ITUB, UMC, INFY: ETF Outflow Alert ·

BNK Invest

04:15 AM EDTBiggest stock movers Tuesday: FRSH, OPCH, CEG and more ·

Seeking Alpha

03:47 AM EDTUnited Microelectronics September revenues up 27% Y/Y ·

Seeking Alpha

03:30 AM EDTUMC Reports Sales for September 2026 ·

Business Wire

10:32 AM EDTBiggest stock movers Monday: PTC, CHRW, and more ·

Seeking Alpha

08:34 AM EDTGF forecasts UMC for stronger prices and margins next two years as orders mount ·

Seeking Alpha

05:20 PM EDTClusterMAX 3.0: The Industry Standard GPU Cloud Rating System Returns ·

SemiAnalysis

01:42 PM EDTHow agentic AI impacts the semiconductor industry ·

Seeking Alpha