United Microelectronics Corporation (UMC)
NYSE: UMC · Real-Time Price · USD
20.00
+0.30 (1.52%)
At close: Jun 8, 2026, 4:00 PM EDT
20.10
+0.10 (0.50%)
After-hours: Jun 8, 2026, 7:59 PM EDT
Company Description
United Microelectronics Corporation operates as a semiconductor wafer foundry in Taiwan, China, Hong Kong, Japan, Korea, the United States, Europe, and internationally.
It manufactures and sells integrated circuits. The company offers circuit design; mask tooling; wafer fabrication; and assembly and testing services for communication devices, consumer electronics, computer, and other applications.
It also provides venture capital and marketing support; consulting and planning; energy technical; solar engineering integrated design; research and development services; and insurance services.
United Microelectronics Corporation was incorporated in 1980 and is headquartered in Hsinchu City, Taiwan.
United Microelectronics Corporation
| Country | Taiwan |
| Founded | 1980 |
| IPO Date | Sep 19, 2000 |
| Industry | Semiconductors |
| Sector | Technology |
| Employees | 19,097 |
| CEO | Jason S. Wang |
Contact Details
Address: Hsinchu Science Park, No. 3, Li-Hsin 2nd Road Hsinchu City Taiwan | |
| Phone | 886 3 578 2258 |
| Website | umc.com |
Stock Details
| Ticker Symbol | UMC |
| Exchange | NYSE |
| Fiscal Year | January - December |
| Reporting Currency | TWD |
| CIK Code | 0001033767 |
| CUSIP Number | 910873405 |
| ISIN Number | US9108734057 |
| SIC Code | 3674 |
Key Executives
| Name | Position |
|---|---|
| Jason S. Wang | Chief Executive Officer and Representative Director |
| Jia Cong Hung | Chairman and Chief Strategy Officer |
| Shan-Chieh Chien | Chairman of Unimicron Technology |
| Ming Hsu | President, Chief Operating Officer and Representative Director |
| Chi-Tung Liu | Chief Financial Officer, Senior Vice President, Head of Corporate Governance and Company Secretary |
| Jinhong Lin | Head of Investor Relations |
| Olivia Liao | Vice President and General Counsel |
| Oliver Chang | Senior Vice President of global sales |
| Eric Chen | Vice President and Chief Human Resources Officer |
| TS Wu | Chief Information Security Officer and Senior Vice President of Global Fab Operations |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Jun 5, 2026 | 6-K | Report of foreign issuer |
| Jun 3, 2026 | 6-K | Report of foreign issuer |
| May 29, 2026 | SD | Form - SD |
| May 27, 2026 | 6-K | Report of foreign issuer |
| May 22, 2026 | 6-K | Report of foreign issuer |
| May 20, 2026 | 6-K | Report of foreign issuer |
| May 15, 2026 | 6-K | Report of foreign issuer |
| May 13, 2026 | 6-K | Report of foreign issuer |
| May 12, 2026 | 6-K | Report of foreign issuer |
| May 11, 2026 | 6-K | Report of foreign issuer |