UMC · NYSE
United Microelectronics Corporation (NEW) (UMC) Stock Price & Fundamentals
United Microelectronics Corporation (NEW) (UMC) closed at $494.09 on Oct 9, 2026, up 0.14% from the previous close of $493.41.
Share price, past year
1Y +14.08%Monthly closing prices
| Date | Close |
|---|---|
| Oct 9, 2026 | $494.09 |
| Sep 30, 2026 | $492.24 |
| Aug 31, 2026 | $456.96 |
| Jul 31, 2026 | $439.04 |
| Jun 30, 2026 | $463.00 |
| May 29, 2026 | $459.41 |
| Apr 30, 2026 | $447.03 |
| Mar 31, 2026 | $470.68 |
| Feb 27, 2026 | $473.94 |
| Jan 30, 2026 | $452.11 |
| Dec 31, 2025 | $443.12 |
| Nov 28, 2025 | $453.41 |
| Oct 31, 2025 | $458.95 |
Key statistics
- 52-week range
- $421.31 – $497.18
Financials
United Microelectronics Corporation (NEW) reports to the SEC in international accounting standards (IFRS), which Laurel doesn't show yet.
Company profile
- Name
- United Microelectronics Corporation (NEW)
- Ticker
- UMC
- Exchange
- NYSE
- Industry (SEC SIC)
- Semiconductors & Related Devices
- Headquarters
- 8f, No.68, Sec. 1, Neihu Rd.,, Taipei, F5 11493
- Incorporated in
- F5
- Fiscal year ends
- December
- SEC CIK
- 0001033767
Frequently asked questions
What is United Microelectronics Corporation (NEW)'s stock price?
United Microelectronics Corporation (NEW) (UMC) closed at $494.09 on Oct 9, 2026, up 0.14% from the previous close of $493.41.
Sources and methodology
Fundamentals come from United Microelectronics Corporation (NEW)'s filings with the SEC (EDGAR XBRL company facts). Fourth-quarter figures that companies don't report separately are calculated as the fiscal year minus the first three quarters. Trailing twelve-month (TTM) figures sum the latest four quarters. Prices are generated sample data for development. Last updated Oct 9, 2026. Data sources and disclosures