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ON vs. UMC: ON Semiconductor vs. United Microelectronics Stock Comparison

How do ON Semiconductor (ON) and United Microelectronics (UMC) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

ON Semiconductor (ON) and United Microelectronics (UMC) are both classified in the Semiconductors sub-industry within the broader Semiconductors & Semiconductor Equipment industry, placing them in the closest GICS peer bucket.

ON Semiconductor (ON) trades as ordinary local shares, while United Microelectronics (UMC) trades as an ADR — compare with FX exposure, depositary-program fees, and dividend-withholding-tax differences in mind.

Company profile comparison for ON Semiconductor (ON) and United Microelectronics (UMC)
Profile ItemONUMC
NameON Semiconductor CorporationUnited Microelectronics Corp. ADR
Country/RegionUnited StatesTaiwan
GICS SectorInformation TechnologyInformation Technology
GICS Industry GroupSemiconductors & Semiconductor EquipmentSemiconductors & Semiconductor Equipment
GICS IndustrySemiconductors & Semiconductor EquipmentSemiconductors & Semiconductor Equipment
GICS Sub-IndustrySemiconductorsSemiconductors
Market Capitalization24.65 billion USD34.73 billion USD
CurrencyUSDUSD
ExchangeNasdaqNYSE
Listing DateMay 2, 2000September 19, 2000
Security TypeCommon StockADR

Price Performance

Cumulative Growth

ON
UMC
GSPC
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ON Semiconductor (ON) vs. United Microelectronics (UMC), with S&P 500 (GSPC) for reference: 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 ON Semiconductor (ON) and United Microelectronics (UMC). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for ON Semiconductor (ON) and United Microelectronics (UMC). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for ON Semiconductor (ON) and United Microelectronics (UMC)
MetricONUMC
Total Return (1Y)43.93%102.63%
Total Return (3Y, Annualized)2.27%31.57%
Total Return (5Y, Annualized)3.42%11.51%

Risk Profile

Drawdown History

ON
UMC
GSPC
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ON Semiconductor (ON) vs. United Microelectronics (UMC), with S&P 500 (GSPC) for reference: 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 ON Semiconductor (ON) and United Microelectronics (UMC). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for ON Semiconductor (ON) and United Microelectronics (UMC)
MetricONUMC
Volatility (1Y, Annualized)64.26%67.94%
Beta (5Y)2.141.77
Max Drawdown (5Y)-70.44%-54.30%
Avg. Volume (3M)10.22M11.82M

Risk-Adjusted Performance

Risk-Return Positioning

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ON and UMC are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for ON Semiconductor (ON) and United Microelectronics (UMC)
MetricONUMC
Sharpe Ratio (1Y)0.621.45
Sortino Ratio (1Y)0.882.35

Profitability

ROE (TTM)

Both ON Semiconductor (ON) at 8.91% and United Microelectronics (UMC) at 20.37% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.

ON

Semiconductors & Semiconductor Equipment industry group

8.91%

Max
52.82%
Q3
22.26%
Median
10.58%
ON
8.91%
Q1
1.29%
Min
-16.89%

UMC

Semiconductors & Semiconductor Equipment industry group

20.37%

Max
52.82%
Q3
22.26%
UMC
20.37%
Median
10.58%
Q1
1.29%
Min
-16.89%
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their ROE against the Semiconductors & Semiconductor Equipment industry group benchmark.

Net Margin (TTM)

United Microelectronics (UMC) at 31.95% retains a top-quartile share of revenue as profit, ahead of ON Semiconductor (ON) at 10.82%, which keeps about the industry-typical share.

ON

Semiconductors & Semiconductor Equipment industry group

10.82%

Max
63.80%
Q3
28.36%
Median
11.44%
ON
10.82%
Q1
0.90%
Min
-37.77%

UMC

Semiconductors & Semiconductor Equipment industry group

31.95%

Max
63.80%
UMC
31.95%
Q3
28.36%
Median
11.44%
Q1
0.90%
Min
-37.77%
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their net margin against the Semiconductors & Semiconductor Equipment industry group benchmark.

Operating Margin (TTM)

Both ON Semiconductor (ON) at 22.23% and United Microelectronics (UMC) at 25.09% run core operations about as efficiently as their industries’ norm — neither stands out on operating profitability.

ON

Semiconductors & Semiconductor Equipment industry group

22.23%

Max
58.66%
Q3
30.23%
ON
22.23%
Median
15.91%
Q1
7.54%
Min
-25.74%

UMC

Semiconductors & Semiconductor Equipment industry group

25.09%

Max
58.66%
Q3
30.23%
UMC
25.09%
Median
15.91%
Q1
7.54%
Min
-25.74%
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their operating margin against the Semiconductors & Semiconductor Equipment industry group benchmark.

Profitability Metrics

Profitability metrics for ON Semiconductor (ON) and United Microelectronics (UMC)
MetricONUMC
ROE (TTM)8.91%20.37%
ROA (TTM)6.03%5.79%
Net Margin (TTM)10.82%31.95%
Operating Margin (TTM)22.23%25.09%
Gross Margin (TTM)39.90%31.72%

Growth

Revenue Growth

United Microelectronics (UMC) at 2.26% is around its peer norm for revenue growth, while ON Semiconductor (ON) at -15.35% drops into the bottom quartile, signaling weaker demand or pricing momentum.

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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their Revenue Growth across different time periods.

EPS Growth

United Microelectronics (UMC) at -12.57% is around its peer norm for EPS growth, while ON Semiconductor (ON) at -92.01% drops into the bottom quartile, signaling weaker earnings momentum.

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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for ON Semiconductor (ON) and United Microelectronics (UMC)
MetricONUMC
Revenue Growth (YoY)-15.35%2.26%
Revenue Growth (3Y CAGR)-10.37%-5.19%
EPS Growth (YoY)-92.01%-12.57%
EPS Growth (3Y CAGR)-59.10%-21.92%

Financial Strength

Current Ratio (MRQ)

Both ON Semiconductor (ON) at 3.55 and United Microelectronics (UMC) at 3.27 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

ON

Semiconductors & Semiconductor Equipment industry group

3.55

Max
10.33
Q3
5.62
ON
3.55
Median
3.33
Q1
2.35
Min
1.03

UMC

Semiconductors & Semiconductor Equipment industry group

3.27

Max
10.33
Q3
5.62
Median
3.33
UMC
3.27
Q1
2.35
Min
1.03
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their current ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

Debt / Equity (MRQ)

Both ON Semiconductor (ON) at 0.62 and United Microelectronics (UMC) at 0.17 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

ON

Semiconductors & Semiconductor Equipment industry group

0.62

Max
1.46
Q3
0.65
ON
0.62
Median
0.27
Q1
0.04
Min
0.00

UMC

Semiconductors & Semiconductor Equipment industry group

0.17

Max
1.46
Q3
0.65
Median
0.27
UMC
0.17
Q1
0.04
Min
0.00
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their debt-to-equity ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

Financial Strength Metrics

Financial strength metrics for ON Semiconductor (ON) and United Microelectronics (UMC)
MetricONUMC
Current Ratio (MRQ)3.553.27
Debt / Equity (MRQ)0.620.17
Net Debt / EBITDA0.18-0.60

Dividends

Dividend Yield (TTM)

ON Semiconductor (ON) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile United Microelectronics (UMC) reports a yield of 19.43%, ranking against industry peers normally.

ON

Semiconductors & Semiconductor Equipment industry group

0.00%

Max
1.37%
Q3
0.65%
ON
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%

UMC

Semiconductors & Semiconductor Equipment industry group

19.43%

UMC
19.43%
Max
1.37%
Q3
0.65%
Median
0.00%
Q1
0.00%
Min
0.00%
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their dividend yield against the Semiconductors & Semiconductor Equipment industry group benchmark.

Dividend Payout Ratio (TTM)

ON Semiconductor (ON) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile United Microelectronics (UMC) reports a payout of 37.46%, ranking against industry peers normally.

ON

Semiconductors & Semiconductor Equipment industry group

0.00%

Max
49.64%
Q3
21.71%
ON
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%

UMC

Semiconductors & Semiconductor Equipment industry group

37.46%

Max
49.64%
UMC
37.46%
Q3
21.71%
Median
0.00%
Q1
0.00%
Min
0.00%
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their payout ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

Dividend Metrics

Dividend metrics for ON Semiconductor (ON) and United Microelectronics (UMC)
MetricONUMC
Dividend Yield (TTM)0.00%19.43%
Dividend Payout Ratio (TTM)0.00%37.46%

Valuation

P/E Ratio (TTM)

United Microelectronics (UMC) at 13.07 sits in the cheaper P/E ratio quartile, while ON Semiconductor (ON) at 37.02 is closer to its industry’s usual earnings multiple — a discount for UMC, though growth and earnings durability still matter.

ON

Semiconductors & Semiconductor Equipment industry group

37.02

Max
110.34
Q3
66.81
ON
37.02
Median
37.02
Q1
23.96
Min
8.12

UMC

Semiconductors & Semiconductor Equipment industry group

13.07

Max
110.34
Q3
66.81
Median
37.02
Q1
23.96
UMC
13.07
Min
8.12
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their P/E ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

P/S Ratio (TTM)

United Microelectronics (UMC) at 0.13 sits in the cheaper P/S ratio quartile while ON Semiconductor (ON) at 3.87 prices around its industry’s middle — UMC costs less per dollar of sales, though read it alongside growth and margins.

ON

Semiconductors & Semiconductor Equipment industry group

3.87

Max
21.42
Q3
12.27
Median
5.76
ON
3.87
Q1
2.73
Min
0.00

UMC

Semiconductors & Semiconductor Equipment industry group

0.13

Max
21.42
Q3
12.27
Median
5.76
Q1
2.73
UMC
0.13
Min
0.00
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their P/S ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

P/B Ratio (MRQ)

On P/B ratio, both ON Semiconductor (ON) at 3.26 and United Microelectronics (UMC) at 2.39 are valued close to their industries’ norm against book — neither stands out from peers.

ON

Semiconductors & Semiconductor Equipment industry group

3.26

Max
14.06
Q3
7.44
Median
4.29
ON
3.26
Q1
2.30
Min
0.20

UMC

Semiconductors & Semiconductor Equipment industry group

2.39

Max
14.06
Q3
7.44
Median
4.29
UMC
2.39
Q1
2.30
Min
0.20
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ON Semiconductor (ON) vs. United Microelectronics (UMC): A comparison of their P/B ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

Valuation Metrics

Valuation metrics for ON Semiconductor (ON) and United Microelectronics (UMC)
MetricONUMC
P/E Ratio (TTM)37.0213.07
P/S Ratio (TTM)3.870.13
P/B Ratio (MRQ)3.262.39
Free Cash Flow Yield (TTM)6.55%129.43%