UMC Technology

United Microelectronics Corporation

$16.40+0.06%

Price as of close on Nov 3, 2026 · Financials updated Oct 1, 2026

Basics

Sector: Technology
Industry: Semiconductors
Country: Taiwan
Market cap: 41.1B USD
Enterprise value: 38.5B USD
Full-time employees: 20,000

Overall health

Strength: its shares are priced lower than most peers relative to what it earnspriced lower than peers for its earnings
Drawback: growing more slowly than most peersgrowing more slowly than peers
Drawback: its share price swings more than most peers’ (beta 1.70 vs a peer median of 0.87)bigger price swings (beta 1.70 vs peers 0.87)
About average: risk (debt, liquidity and share-price swings)risk

Ranks #948 of 1,612 technology companies (bottom 42%)

See how it ranks against its peers

Worth knowing

Borrowing rising faster than profit. Since 2022 (an unusually strong year for operating profit): debt +264%, operating profit −58%.Since 2022: debt +264%, operating profit −58%.
United Microelectronics's debt grew 264% since 2022 while operating profit changed −58%.
Profit below an unusually strong 2022. Since 2022 (an unusually strong year for operating profit): revenue −15%, operating profit −58%.Since 2022: revenue −15%, operating profit −58%.
Since 2022, United Microelectronics's revenue changed −15% while operating profit fell 58%: costs rose faster than sales.
Financials may be out of date. Latest financial period ended 10 months ago.
The latest financial period we have ended 10 months ago, so the scores may not reflect recent results.
Profit is backed by cash. Free cash flow is 129% of reported profit.
United Microelectronics's free cash flow is 129% of its reported profit, so its earnings are turning into cash it can reinvest, pay out or use to reduce debt.

StockQuotient Score

47/ 100

Oct 5 44 → Nov 4 47 (+3)

Valuation

Is the price right?

61/100

Moderate▲ 4 since Oct 27 close

3/3 inputs reported · High confidence

Since last year: No major changeValuation also moves with the share price every day.

Why it changed since the Oct 27, 2026 close: Score 57 → 61

Share price -15.7%+6
Company's reported figures updated+1
Peer companies moved-3

Each step re-scores the company against its peers as they were on Oct 28, 2026; the parts add up to the change. Price effects on EBITDA yield are approximate.

Why

Stronger than most peers on:

▲ EBITDA yield

Compare with peers

Behind the score

Sector-normalized EBITDA, earnings, and free cash flow yields.

Earnings yield1.5%

SEC filings (IFRS mapped) · 12 months to Dec 2025 · TWD→USD at the current rateReported value30% base weight · Z-score -0.33Sector median: 0.0225 · MAD: 0.0225

EBITDA yield9.0%

Yahoo Finance fallback · SEC enterprise value unavailable (debt or EBITDA not reported in standard form) · trailing 12 months · TWD→USD convertedReported value50% base weight · Z-score 1.31Sector median: 0.0423 · MAD: 0.0361

Free cash flow yield1.9%

SEC filings (IFRS mapped) · 12 months to Dec 2025 · TWD→USD at the current rate · operating cash flow − capital spendingReported value20% base weight · Z-score -0.29Sector median: 0.0274 · MAD: 0.0274

Other data (not scored)

Book yield13.7%

SEC filings (IFRS mapped) · latest balance sheet · TWD→USD at the current rateReported valueInformational · 0% composite weightSector median: 0.3292 · MAD: 0.1754

Growth

Is it growing?

13/100

Weak

3/3 inputs reported · High confidence

Since last year: ▲ Stronger

12-month revenue up 2.3%

Why

Weaker than most peers on:

▼ EPS growth
▼ 3-yr revenue
▼ Revenue growth

Compare with peers

Behind the score

Revenue and earnings-per-share growth over one year, and revenue growth over three years.

Earnings per share growth-58.7%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score -2.29Sector median: 0.1108 · MAD: 0.3050

3-year revenue growth-5.2%

SEC filings (IFRS mapped) · 3 years to Dec 2025Reported value33% base weight · Z-score -1.26Sector median: 0.0483 · MAD: 0.0793

Revenue growth2.3%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score -0.62Sector median: 0.0853 · MAD: 0.1017

Profitability

Does it earn well?

75/100

Moderate▼ 1 since Oct 27 close

3/3 inputs reported · High confidence

Since last year: ▼ Weaker

Operating margin fell 3.7 points to 18.5%

Why it changed since the Oct 27, 2026 close: Score 76 → 75

Peer companies moved-1

Each step re-scores the company against its peers as they were on Oct 28, 2026; the parts add up to the change. Price effects on EBITDA yield are approximate.

Why

Stronger than most peers on:

▲ Operating margin
▲ ROA
▲ ROIC

Compare with peers

Behind the score

Return on invested capital, operating margin, and return on assets.

Operating margin18.5%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score 1.72Sector median: 0.0631 · MAD: 0.0710

Return on assets7.1%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score 1.16Sector median: 0.0293 · MAD: 0.0362

Return on invested capital13.6%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score 0.80Sector median: 0.0676 · MAD: 0.0857

Other data (not scored)

Gross margin29.0%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported valueInformational · 0% composite weightSector median: 0.3343 · MAD: 0.1632

Return on equity11.0%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported valueInformational · 0% composite weightSector median: 0.0753 · MAD: 0.0889

Risk

Debt, liquidity, price swings

Moderate

Moderate relative risk

3/3 inputs reported · High confidence

Since last year: No major change

Why

Mixed versus peers:

▲ Current ratio
▲ Debt / equity
▼ Beta

Compare with peers

Behind the score

Relative to sector peers: 0 = lower relative risk · 1 = moderate · 2 = higher. Based on leverage, beta and liquidity.

Beta1.70

Yahoo Finance · 5-year monthly beta vs the marketReported value33% base weight · Z-score -2.25Sector median: 0.8710 · MAD: 0.3700

Current ratio2.29×

SEC filings (IFRS mapped) · latest balance sheetReported value33% base weight · Z-score 0.67Sector median: 1.8295 · MAD: 0.6848

Debt / equity0.14×

Yahoo Finance fallback · no standard SEC debt tagReported value33% base weight · Z-score 0.47Sector median: 0.2495 · MAD: 0.2270

Valuation, growth and profitability scores: higher is better. Risk: 0 is lower, 2 is higher. Risk is a relative proxy, not a bankruptcy probability. Scores depend on available sector peers.

Questions investors ask about United Microelectronics

Is United Microelectronics getting weaker?: Its latest SEC filing (Apr 30, 2026) got weaker in some ways: operating margin fell 3.7 points to 18.5%. Its overall score is unchanged at 47/100 since Oct 28, 2026.
How is United Microelectronics valued vs its peers?: Priced lower than most peers relative to what it earns. Valuation scores 61/100 against 1,711 technology peers. EBITDA yield 9.0% vs a peer median of 4.2% (stronger than 77% of peers).EBITDA yield 9.0% vs peers 4.2% (stronger than 77% of peers).
Is United Microelectronics growing?: More slowly than most of its peers. Growth scores 13/100 against 1,711 technology peers. Earnings per share growth -58.7% vs a peer median of 11.1% (weaker than 95% of peers).Earnings per share growth -58.7% vs peers 11.1% (weaker than 95% of peers).
How profitable is United Microelectronics?: More profitable than most of its peers. Profitability scores 75/100 against 1,711 technology peers. Operating margin 18.5% vs a peer median of 6.3% (stronger than 83% of peers).Operating margin 18.5% vs peers 6.3% (stronger than 83% of peers).
How risky is United Microelectronics?: Moderate risk relative to 1,711 technology peers, judged on debt, liquidity and share-price swings. Current ratio 2.29× vs a peer median of 1.83× (stronger than 64% of peers).Current ratio 2.29× vs peers 1.83× (stronger than 64% of peers). Beta 1.70 vs a peer median of 0.87 (weaker than 88% of peers).Beta 1.70 vs peers 0.87 (weaker than 88% of peers). A relative measure, not a bankruptcy probability.

Latest filing: what changed

Year ended Dec 31, 2025 · filed Apr 30, 2026 · compared with the year ended Dec 31, 2024

Got weaker

Operating margin fell 3.7 points to 18.5%

	Previous year	Latest year	Change
Revenue (12 months)	232.3B TWD	237.6B TWD	+2.3%
Net income (12 months)	48.8B TWD	40.4B TWD	−17.3%
Operating margin	22.2%	18.5%	−3.7 pts
Free cash flow (12 months)	5.3B TWD	52.1B TWD	+878.1%
Cash	105.0B TWD	110.7B TWD	+5.4%

From the company’s own SEC filings, as filed. Twelve-month figures roll forward one year at a time.

Financials

Fiscal years from SEC annual filings · change vs the prior year · amounts in TWD, as reported

Key ratios	FY 2021	FY 2022	FY 2023	FY 2024	FY 2025	Change
Gross margin	33.8%	45.1%	34.9%	32.6%	29.0%	▼ 3.6 pts
Operating margin	24.3%	37.4%	26.0%	22.2%	18.5%	▼ 3.7 pts
Net margin	24.1%	32.1%	26.8%	21.0%	17.0%	▼ 4.0 pts
Return on assets (ROA)	11.4%	17.1%	10.9%	8.7%	7.1%	▼ 1.6 pts
Return on equity (ROE)	19.4%	27.7%	17.4%	13.3%	11.0%	▼ 2.3 pts
Free cash flow margin	19.9%	23.6%	-2.5%	2.3%	21.9%	▲ 20 pts
Current ratio	2.15×	2.24×	2.13×	2.45×	2.29×	▼ 6.7%
Quick ratio	1.94×	1.97×	1.78×	1.99×	1.87×	▼ 5.9%
Debt to equity	0.15×	0.02×	0.09×	0.05×	0.08×	▲ 41%
Interest coverage	26.33×	55.88×	36.86×	29.39×	27.43×	▼ 6.7%

UMC price history

Price history is added with the daily price update and will appear after the next one.

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Bringing the fundamentals into focus…

Overall health

Strength: its shares are priced lower than most peers relative to what it earnspriced lower than peers for its earnings

Drawback: growing more slowly than most peersgrowing more slowly than peers

Drawback: its share price swings more than most peers’ (beta 1.70 vs a peer median of 0.87)bigger price swings (beta 1.70 vs peers 0.87)

About average: risk (debt, liquidity and share-price swings)risk

Ranks #948 of 1,612 technology companies (bottom 42%)

See how it ranks against its peers

Worth knowing

Borrowing rising faster than profit. Since 2022 (an unusually strong year for operating profit): debt +264%, operating profit −58%.Since 2022: debt +264%, operating profit −58%.

United Microelectronics's debt grew 264% since 2022 while operating profit changed −58%.

Profit below an unusually strong 2022. Since 2022 (an unusually strong year for operating profit): revenue −15%, operating profit −58%.Since 2022: revenue −15%, operating profit −58%.

Since 2022, United Microelectronics's revenue changed −15% while operating profit fell 58%: costs rose faster than sales.

Financials may be out of date. Latest financial period ended 10 months ago.

The latest financial period we have ended 10 months ago, so the scores may not reflect recent results.

Profit is backed by cash. Free cash flow is 129% of reported profit.

United Microelectronics's free cash flow is 129% of its reported profit, so its earnings are turning into cash it can reinvest, pay out or use to reduce debt.

Questions investors ask about United Microelectronics

Is United Microelectronics getting weaker?

Its latest SEC filing (Apr 30, 2026) got weaker in some ways: operating margin fell 3.7 points to 18.5%. Its overall score is unchanged at 47/100 since Oct 28, 2026.

How is United Microelectronics valued vs its peers?

Priced lower than most peers relative to what it earns. Valuation scores 61/100 against 1,711 technology peers. EBITDA yield 9.0% vs a peer median of 4.2% (stronger than 77% of peers).EBITDA yield 9.0% vs peers 4.2% (stronger than 77% of peers).

Is United Microelectronics growing?

More slowly than most of its peers. Growth scores 13/100 against 1,711 technology peers. Earnings per share growth -58.7% vs a peer median of 11.1% (weaker than 95% of peers).Earnings per share growth -58.7% vs peers 11.1% (weaker than 95% of peers).

How profitable is United Microelectronics?

More profitable than most of its peers. Profitability scores 75/100 against 1,711 technology peers. Operating margin 18.5% vs a peer median of 6.3% (stronger than 83% of peers).Operating margin 18.5% vs peers 6.3% (stronger than 83% of peers).

How risky is United Microelectronics?

Moderate risk relative to 1,711 technology peers, judged on debt, liquidity and share-price swings. Current ratio 2.29× vs a peer median of 1.83× (stronger than 64% of peers).Current ratio 2.29× vs peers 1.83× (stronger than 64% of peers). Beta 1.70 vs a peer median of 0.87 (weaker than 88% of peers).Beta 1.70 vs peers 0.87 (weaker than 88% of peers). A relative measure, not a bankruptcy probability.

Previous year

Latest year

Change

Revenue (12 months)

232.3B TWD

237.6B TWD

+2.3%

Net income (12 months)

48.8B TWD

40.4B TWD

−17.3%

Operating margin

22.2%

18.5%

−3.7 pts

Free cash flow (12 months)

5.3B TWD

52.1B TWD

+878.1%

Cash

105.0B TWD

110.7B TWD

+5.4%

Key ratios

FY 2021

FY 2022

FY 2023

FY 2024

FY 2025

Change

Gross margin

33.8%

45.1%

34.9%

32.6%

29.0%

▼ 3.6 pts

Operating margin

24.3%

37.4%

26.0%

22.2%

18.5%

▼ 3.7 pts

Net margin

24.1%

32.1%

26.8%

21.0%

17.0%

▼ 4.0 pts

Return on assets (ROA)

11.4%

17.1%

10.9%

8.7%

7.1%

▼ 1.6 pts

Return on equity (ROE)

19.4%

27.7%

17.4%

13.3%

11.0%

▼ 2.3 pts

Free cash flow margin

19.9%

23.6%

-2.5%

2.3%

21.9%

▲ 20 pts

Current ratio

2.15×

2.24×

2.13×

2.45×

2.29×

▼ 6.7%

Quick ratio

1.94×

1.97×

1.78×

1.99×

1.87×

▼ 5.9%

Debt to equity

0.15×

0.02×

0.09×

0.05×

0.08×

▲ 41%

Interest coverage

26.33×

55.88×

36.86×

29.39×

27.43×

▼ 6.7%