United Microelectronics (UMC) Stock Analysis

November 11, 2026

This is a peer-relative look at United Microelectronics (UMC): its performance, risk, profitability, growth, financial strength, dividend, and valuation are each measured against its Semiconductors & Semiconductor Equipment peers, so every number reads in context rather than in isolation.

Company Profile

United Microelectronics (UMC) trades as an ADR rather than ordinary local shares — read it with FX exposure, depositary-program fees, and dividend-withholding-tax differences in mind.

Company profile fields for United Microelectronics (UMC)
Profile Item	UMC
Name	United Microelectronics Corp. ADR
Country/Region	Taiwan
GICS Sector	Information Technology
GICS Industry Group	Semiconductors & Semiconductor Equipment
GICS Industry	Semiconductors & Semiconductor Equipment
GICS Sub-Industry	Semiconductors
Market Capitalization	34.73 billion USD
Currency	USD
Exchange	NYSE
Listing Date	September 19, 2000
Security Type	ADR

Price Performance

Cumulative Growth

UMC

GSPC

United Microelectronics (UMC) vs. S&P 500 (GSPC): Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for United Microelectronics (UMC) and S&P 500 (GSPC). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for United Microelectronics (UMC) and S&P 500 (GSPC). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

United Microelectronics (UMC) metric values compared with Semiconductors & Semiconductor Equipment industry-group medians
Metric	Current stock: UMC	Industry group median
Total Return (1Y)	102.63%	35.06%
Total Return (3Y, Annualized)	31.57%	22.14%
Total Return (5Y, Annualized)	11.51%	7.43%

Risk Profile

Drawdown History

UMC

GSPC

United Microelectronics (UMC) vs. S&P 500 (GSPC): Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for United Microelectronics (UMC) and S&P 500 (GSPC). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

United Microelectronics (UMC) metric values compared with Semiconductors & Semiconductor Equipment industry-group medians
Metric	Current stock: UMC	Industry group median
Volatility (1Y, Annualized)	67.94%	73.97%
Beta (5Y)	1.77	1.84
Max Drawdown (5Y)	-54.30%	-64.62%

Risk-Adjusted Performance

Risk-Return Positioning

Each dot is a stock plotted by 1-year volatility (risk) and 1-year return. UMC is highlighted; the dashed line is the Capital Allocation Line from the risk-free rate through the industry median — dots above it are stronger on a risk-adjusted basis.

Risk-Adjusted Metrics

United Microelectronics (UMC) metric values compared with Semiconductors & Semiconductor Equipment industry-group medians
Metric	Current stock: UMC	Industry group median
Sharpe Ratio (1Y)	1.45	0.42
Sortino Ratio (1Y)	2.35	0.61

Profitability

ROE (TTM)

United Microelectronics (UMC) posts ROE of 20.37%, roughly around the peer group’s normal range. Shareholders’ equity is producing a return that looks broadly typical for the industry.

UMC

Semiconductors & Semiconductor Equipment industry group

20.37%

Group distribution

Max: 52.82%
Q3: 22.26%
UMC: 20.37%
Median: 10.58%
Q1: 1.29%
Min: -16.89%

Largest peers

NVDA: 117.21%
SKHY: 92.54%
MU: 88.26%
AVGO: 44.25%
TSM: 41.86%
UMC: 20.37%
AMD: 11.96%

Where United Microelectronics (UMC) stands on ROE within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

Net Margin (TTM)

United Microelectronics (UMC) keeps 31.95% of revenue as net profit, putting net margin in the upper peer quartile. After operating costs, interest, and taxes, more of each sales dollar reaches shareholders than it does at most industry peers.

UMC

Semiconductors & Semiconductor Equipment industry group

31.95%

Group distribution

Max: 63.80%
UMC: 31.95%
Q3: 28.36%
Median: 11.44%
Q1: 0.90%
Min: -37.77%

Largest peers

SKHY: 70.27%
MU: 63.80%
NVDA: 63.66%
TSM: 51.12%
AVGO: 42.94%
UMC: 31.95%
AMD: 16.77%

Where United Microelectronics (UMC) stands on net margin within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

Operating Margin (TTM)

United Microelectronics (UMC) turns 25.09% of revenue into operating profit, roughly in line with the peer group’s normal operating margin range. Its core cost structure looks typical for the industry.

UMC

Semiconductors & Semiconductor Equipment industry group

25.09%

Group distribution

Max: 58.66%
Q3: 30.23%
UMC: 25.09%
Median: 15.91%
Q1: 7.54%
Min: -25.74%

Largest peers

MU: 80.68%
SKHY: 79.66%
NVDA: 66.24%
TSM: 58.66%
AVGO: 54.31%
UMC: 25.09%
AMD: 21.17%

Where United Microelectronics (UMC) stands on operating margin within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

Profitability Metrics

United Microelectronics (UMC) metric values compared with Semiconductors & Semiconductor Equipment industry-group medians
Metric	Current stock: UMC	Industry group median
ROE (TTM)	20.37%	10.58%
ROA (TTM)	5.79%	4.85%
Net Margin (TTM)	31.95%	11.44%
Operating Margin (TTM)	25.09%	15.91%
Gross Margin (TTM)	31.72%	49.36%

Growth

Revenue Growth

United Microelectronics (UMC) grew revenue 2.26%, roughly around the peer group's normal range. Top-line momentum looks broadly typical for the industry.

United Microelectronics (UMC): Revenue Growth across different time periods, set against Semiconductors & Semiconductor Equipment industry-group medians.

EPS Growth

United Microelectronics (UMC) grew earnings per share -12.57%, roughly around the peer group's normal range. Bottom-line momentum looks broadly typical for the industry.

United Microelectronics (UMC): EPS Growth across different time periods, set against Semiconductors & Semiconductor Equipment industry-group medians.

Growth Metrics

United Microelectronics (UMC) metric values compared with Semiconductors & Semiconductor Equipment industry-group medians
Metric	Current stock: UMC	Industry group median
Revenue Growth (YoY)	2.26%	9.64%
Revenue Growth (3Y CAGR)	-5.19%	0.00%
EPS Growth (YoY)	-12.57%	4.90%
EPS Growth (3Y CAGR)	-21.92%	-7.71%

Financial Strength

Current Ratio (MRQ)

United Microelectronics (UMC) has current ratio of 3.27, in the healthier middle range for its industry. The short-term asset cushion looks balanced relative to peers rather than stretched thin.

UMC

Semiconductors & Semiconductor Equipment industry group

3.27

Group distribution

Max: 10.33
Q3: 5.62
Median: 3.33
UMC: 3.27
Q1: 2.35
Min: 1.03

Largest peers

SKHY: 26.88
NVDA: 4.59
MU: 3.31
UMC: 3.27
AMD: 2.73
TSM: 2.51
AVGO: 2.50

Where United Microelectronics (UMC) stands on current ratio within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

Debt / Equity (MRQ)

United Microelectronics (UMC) has debt-to-equity ratio of 0.17, roughly in line with the peer group’s normal leverage range. Its mix of debt and equity looks typical for the industry.

UMC

Semiconductors & Semiconductor Equipment industry group

0.17

Group distribution

Max: 1.46
Q3: 0.65
Median: 0.27
UMC: 0.17
Q1: 0.04
Min: 0.00

Largest peers

AVGO: 0.60
NVDA: 0.17
UMC: 0.17
AMD: 0.13
TSM: 0.12
SKHY: 0.05
MU: 0.04

Where United Microelectronics (UMC) stands on debt-to-equity ratio within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

Financial Strength Metrics

United Microelectronics (UMC) metric values compared with Semiconductors & Semiconductor Equipment industry-group medians
Metric	Current stock: UMC	Industry group median
Current Ratio (MRQ)	3.27	3.33
Debt / Equity (MRQ)	0.17	0.27
Net Debt / EBITDA	-0.60	-0.36

Dividends

Dividend Yield (TTM)

United Microelectronics (UMC) has dividend yield of 19.43%, above the entire industry range. That headline income is large, but yields this far above peers often come from a falling share price or an at-risk payout, so dividend safety matters more than the percentage itself.

UMC

Semiconductors & Semiconductor Equipment industry group

19.43%

Group distribution

UMC: 19.43%
Max: 1.37%
Q3: 0.65%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

Largest peers

SKHY: 2,118.64%
UMC: 19.43%
TSM: 1.70%
AVGO: 0.89%
NVDA: 0.15%
MU: 0.09%
AMD: 0.00%

Where United Microelectronics (UMC) stands on dividend yield within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

Dividend Payout Ratio (TTM)

United Microelectronics (UMC) has payout ratio of 37.46%, above the industry’s usual payout band. A larger share of earnings is going to dividends, so the cushion narrows if profit weakens.

UMC

Semiconductors & Semiconductor Equipment industry group

37.46%

Group distribution

Max: 49.64%
UMC: 37.46%
Q3: 21.71%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

Largest peers

UMC: 37.46%
AVGO: 32.44%
TSM: 24.46%
NVDA: 3.54%
MU: 0.71%
SKHY: 0.00%
AMD: 0.00%

Where United Microelectronics (UMC) stands on payout ratio within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

Dividend Metrics

United Microelectronics (UMC) metric values compared with Semiconductors & Semiconductor Equipment industry-group medians
Metric	Current stock: UMC	Industry group median
Dividend Yield (TTM)	19.43%	0.00%
Dividend Payout Ratio (TTM)	37.46%	0.00%

Valuation

P/E Ratio (TTM)

United Microelectronics (UMC) trades at P/E ratio of 13.07, in the cheaper earnings-multiple quartile for its industry. Investors are paying less for each dollar of TTM earnings than they usually pay for comparable businesses.

UMC

Semiconductors & Semiconductor Equipment industry group

13.07

Group distribution

Max: 110.34
Q3: 66.81
Median: 37.02
Q1: 23.96
UMC: 13.07
Min: 8.12

Largest peers

AMD: 95.95
AVGO: 37.51
TSM: 24.33
NVDA: 23.60
UMC: 13.07
MU: 9.28
SKHY: 8.12

Where United Microelectronics (UMC) stands on P/E ratio within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

P/S Ratio (TTM)

United Microelectronics (UMC) trades at 0.13 on P/S ratio, in the lower sales-valuation quartile for its industry. That points to a cheaper revenue stream than most peers, with margin quality still doing the heavy lifting.

UMC

Semiconductors & Semiconductor Equipment industry group

0.13

Group distribution

Max: 21.42
Q3: 12.27
Median: 5.76
Q1: 2.73
UMC: 0.13
Min: 0.00

Largest peers

AMD: 16.21
AVGO: 15.73
NVDA: 14.88
MU: 5.86
TSM: 0.39
UMC: 0.13
SKHY: 0.00

Where United Microelectronics (UMC) stands on P/S ratio within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

P/B Ratio (MRQ)

United Microelectronics (UMC) trades at 2.39 on P/B ratio, roughly in line with the industry’s normal price-to-book range. Its balance sheet is not being priced at a clear discount or premium versus peers.

UMC

Semiconductors & Semiconductor Equipment industry group

2.39

Group distribution

Max: 14.06
Q3: 7.44
Median: 4.29
UMC: 2.39
Q1: 2.30
Min: 0.20

Largest peers

TSM: 71.65
NVDA: 19.68
AVGO: 14.06
AMD: 10.77
MU: 5.64
SKHY: 3.95
UMC: 2.39

Where United Microelectronics (UMC) stands on P/B ratio within its Semiconductors & Semiconductor Equipment peer group — the box is the group’s distribution and the dots its largest members.

Valuation Metrics

United Microelectronics (UMC) metric values compared with Semiconductors & Semiconductor Equipment industry-group medians
Metric	Current stock: UMC	Industry group median
P/E Ratio (TTM)	13.07	37.02
P/S Ratio (TTM)	0.13	5.76
P/B Ratio (MRQ)	2.39	4.29
Free Cash Flow Yield (TTM)	129.43%	1.46%