Also trades as: 2303.TW (TAI) · $vol 674M

$19.45

+0.27 (+1.38%)

After Hours: $19.60 (+0.15, +0.77%)

Weekly Expected Move ±7.6%

$16 $17 $19 $20 $22

NYSE · Technology · Semiconductors · Tech Score Sell · Power 38 · $48.5B mcap · 2.17B float · 0.631% daily turnover · Short 43% of daily vol

Credit Risk of going bust: lower than 61% of companies Debt: 3.4% of company value Bonds: none of note held by US funds details ▾

If the stock fell to about $0.08 (down 99.6%), United Microelectronics Corporation would be worth roughly what it owes.
Total debt $1.67B against a stock market value of $47.84B.
Distance to default 6.33 (Merton model): prices to 2026-10-26, balance sheet 2026-06-30, debt counted $786.6M (short-term plus half of long-term), stock volatility 63.7%; Altman Z'' 5.32. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.

Overview Chart Smart Money Financials Income Statement Cash Flow Balance Sheet Earnings

Analysis Technicals Weather Peers ESG Institutions ETF Exposure Dark Pool Short Interest

Revenue Segmentation

By Product / Service

By Geography

Revenue by Segment (5-Year Trend)

Income Trends

Revenue

$237.6B +2.3% ▲

5Y CAGR: +6.1%

Gross Profit

$68.9B -8.9% ▼

5Y CAGR: +12.1%

Operating Income

$43.9B -14.8% ▼

5Y CAGR: +14.9%

Net Income

$41.7B -11.6% ▼

5Y CAGR: +12.8%

EPS (Diluted)

$82.75 +342.5% ▲

5Y CAGR: +47.8%

EBITDA

$109.5B +12.5% ▲

5Y CAGR: +8.3%

Profit Margins

Year-over-Year Growth

View Full Income Statement

Line Item	FY2021	FY2022	FY2023	FY2024	FY2025
Revenue	$213.0B	$278.7B	$222.5B	$232.3B	$237.6B
YoY Growth	+20.5%	+30.8%	-20.2%	+4.4%	+2.3%
Cost of Revenue	$141.0B	$152.9B	$144.8B	$156.6B	$168.6B
Gross Profit	$72.0B	$125.8B	$77.7B	$75.7B	$68.9B
Gross Margin	33.8%	45.1%	34.9%	32.6%	29.0%
R&D Expenses	$12.9B	$13.0B	$13.3B	$15.6B	$17.7B
SG&A Expenses	$12.7B	$13.9B	$10.7B	$9.8B	$9.2B
Operating Expenses	$20.4B	$21.5B	$19.9B	$24.0B	$25.0B
Operating Income	$51.7B	$104.3B	$57.9B	$51.6B	$43.9B
Operating Margin	24.3%	37.4%	26.0%	22.2%	18.5%
Interest Expense	$1.9B	$1.8B	$1.5B	$1.7B	$1.6B
Income Before Tax	$58.5B	$109.2B	$68.5B	$56.2B	$49.6B
Tax Expense	$7.9B	$19.3B	$8.3B	$9.1B	$8.1B
Net Income	$51.2B	$89.5B	$59.7B	$47.2B	$41.7B
Net Margin	24.1%	32.1%	26.8%	20.3%	17.6%
EPS (Diluted)	$22.40	$34.35	$24.15	$18.70	$82.75
EBITDA	$107.4B	$153.7B	$105.8B	$97.4B	$109.5B
Shares Outstanding	2.49B	2.54B	2.52B	2.53B	2.50B

Line Item	FY2024 Q3	FY2024 Q4	FY2025 Q1	FY2025 Q2	FY2025 Q3	FY2025 Q4	FY2026 Q1	FY2026 Q2
Revenue	$60.5B	$60.4B	$57.9B	$58.8B	$59.1B	$61.8B	$61.0B	$68.7B
Cost of Revenue	$40.1B	$42.0B	$42.4B	$41.9B	$41.5B	$42.9B	$43.2B	$46.4B
Gross Profit	$20.4B	$18.3B	$15.4B	$16.9B	$17.6B	$19.0B	$17.8B	$22.3B
Gross Margin	33.8%	30.4%	26.7%	28.7%	29.8%	30.7%	29.2%	32.5%
R&D Expenses	$4.0B	$4.3B	$4.0B	$4.2B	$4.6B	$4.9B	$4.6B	$4.7B
SG&A Expenses	$2.5B	$2.4B	$2.2B	$2.3B	$2.3B	$2.4B	$2.5B	$3.2B
Operating Expenses	$6.3B	$6.4B	$5.7B	$6.1B	$6.5B	$6.7B	$6.6B	$7.4B
Operating Income	$14.1B	$12.0B	$9.8B	$10.8B	$11.1B	$12.2B	$11.2B	$14.9B
Operating Margin	23.3%	19.8%	16.9%	18.4%	18.8%	19.8%	18.4%	21.6%
Interest Expense	$467M	$459M	$386M	$360M	$454M	$386M	$354M	$326M
Income Before Tax	$16.6B	$10.5B	$9.3B	$10.2B	$14.6B	$15.5B	$16.6B	$45.2B
Tax Expense	$2.1B	$2.1B	$1.6B	$1.3B	-$300M	$5.5B	$527M	$3.0B
Net Income	$14.5B	$8.5B	$7.8B	$8.9B	$15.0B	$10.1B	$16.2B	$42.3B
Net Margin	23.9%	14.1%	13.4%	15.2%	25.3%	16.3%	26.5%	61.5%
EPS (Diluted)	$5.75	$3.40	$3.10	$3.55	$5.95	$4.05	$6.50	$16.85
EBITDA	$28.9B	$24.8B	$23.9B	$25.0B	$30.1B	$31.5B	$33.0B	$61.8B
Shares Outstanding	2.51B	2.50B	2.52B	2.52B	2.52B	2.50B	2.50B	2.51B

UMC NYSE