United Microelectronics

UMCNYSE Taiwan Technology Semiconductors

Market cap

$47.130 B

$18.72 -2.50%

Close of 7 Aug 2026

Revenue

—

Not reported

Earnings

—

Not reported

Shares outstanding

12,588,156,344

Latest filing cover page

P/E ratio

—

Cap ÷ net income

Semiconductors — ranked by market cap

All 100 →

#17Cerebras SystemsCBRS$50.5B
#18STMicroelectronicsSTM$50.1B
#19United MicroelectronicsUMC$47.1B
#20Credo Technology GroupCRDO$46.6B
#21Microchip TechnologyMCHP$46.0B

Where these numbers come from

Share counts and financials for United Microelectronics are taken from its own SEC filings via EDGAR — public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 9 Aug 2026. Read the methodology.