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United Microelectronics Corp. news in 2026

United Microelectronics Corp.'s news releases, calls and decks from 2026, newest first.

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UMC Reports Sales for September 2026

October 6, 2026

UMC Reports Sales for August 2026

September 4, 2026

UMC Reports Sales for July 2026

August 6, 2026

UMC Reports Second Quarter 2026 Results

July 29, 2026

UMC Announces Fab Expansion in Singapore and Construction of New Fab in Tainan to Meet Accelerating AI Demand

July 29, 2026

SILITH and UMC Achieve Mass Production Milestone for Silicon Photonics

July 13, 2026

UMC Reports Sales for June 2026

July 6, 2026

UMC Reports Sales for May 2026

June 5, 2026

UMC Shareholders Approve NT$2.60 Cash Dividend at Annual Shareholders’ Meeting

May 27, 2026

UMC Announces Release of 14nm eHV FinFET Platform, Advancing Innovation in Next-Generation Smartphone Displays

May 14, 2026

UMC Reports Sales for April 2026

May 8, 2026

UMC Files Form 20-F for 2025 with US Securities and Exchange Commission

April 30, 2026

UMC Reports First Quarter 2026 Results

April 29, 2026

United Microelectronics: UMC earns highest “AAA” rating in MSCI ESG Ratings

April 21, 2026

UMC Reports Sales for March 2026

April 8, 2026

HyperLight and UMC Collaborate with Jabil to Bring TFLN Photonics to Data-Center Scale Deployment

March 13, 2026

HyperLight, UMC, and Wavetek Announce Strategic Partnership for High-Volume Foundry Production of TFLN Chiplet™ Platform

March 11, 2026

Adeia and UMC Expand Long-Term Collaboration in Hybrid Bonding Technologies

March 11, 2026

UMC Reports Sales for February 2026

March 5, 2026

United Microelectronics: UMC Board of Directors Announces Proposals for its Annual Shareholders Meeting

February 25, 2026

UMC Again Ranks Top 1% in the Semiconductor Industry in S&P Global Sustainability Yearbook 2026

February 23, 2026

UMC Reports Sales for January 2026

February 5, 2026

UMC Reports Fourth Quarter 2025 Results

January 28, 2026

SST and UMC Announce Immediate Availability of 28nm SuperFlash® Gen 4 Automotive Grade 1 Platform

January 15, 2026

UMC Reports Sales for December 2025

January 7, 2026

Calls in 2026

Decks in 2026