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KLAC vs. SKHY: KLA vs. SK hynix Stock Comparison

How do KLA (KLAC) and SK hynix (SKHY) 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

KLA (KLAC) and SK hynix (SKHY) both belong to the Semiconductors & Semiconductor Equipment industry, though KLAC is classified under Semiconductor Materials & Equipment while SKHY falls under Semiconductors.

KLA (KLAC) has been public since October 8, 1980, giving it decades of market history across multiple cycles, while SK hynix (SKHY) listed only on July 10, 2026 and lacks comparable through-cycle data.

KLA (KLAC) trades as ordinary local shares, while SK hynix (SKHY) trades as an ADR — compare with FX exposure, depositary-program fees, and dividend-withholding-tax differences in mind.

Company profile comparison for KLA (KLAC) and SK hynix (SKHY)
Profile ItemKLACSKHY
NameKLA CorporationSK hynix Inc.
Country/RegionUnited StatesSouth Korea
GICS SectorInformation TechnologyInformation Technology
GICS Industry GroupSemiconductors & Semiconductor EquipmentSemiconductors & Semiconductor Equipment
GICS IndustrySemiconductors & Semiconductor EquipmentSemiconductors & Semiconductor Equipment
GICS Sub-IndustrySemiconductor Materials & EquipmentSemiconductors
Market Capitalization180.45 billion USD897.97 billion USD
CurrencyUSDUSD
ExchangeNasdaqNasdaq
Listing DateOctober 8, 1980July 10, 2026
Security TypeCommon StockADR

Price Performance

Cumulative Growth

KLAC
SKHY
GSPC
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KLA (KLAC) vs. SK hynix (SKHY), 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 KLA (KLAC) and SK hynix (SKHY). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for KLA (KLAC) and SK hynix (SKHY). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for KLA (KLAC) and SK hynix (SKHY)
MetricKLACSKHY
Total Return (1Y)26.92%--
Total Return (3Y, Annualized)44.97%--
Total Return (5Y, Annualized)30.55%--

Risk Profile

Drawdown History

KLAC
SKHY
GSPC
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KLA (KLAC) vs. SK hynix (SKHY), 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 KLA (KLAC) and SK hynix (SKHY). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for KLA (KLAC) and SK hynix (SKHY)
MetricKLACSKHY
Volatility (1Y, Annualized)63.92%101.44%
Beta (5Y)1.515.36
Max Drawdown (5Y)-56.93%-37.62%
Avg. Volume (3M)10.66M20.78M

Risk-Adjusted Performance

Risk-Return Positioning

Both KLAC and SKHY need 1-year volatility and 1-year return to plot risk-return positioning.

Risk-Adjusted Metrics

Risk-adjusted metrics for KLA (KLAC) and SK hynix (SKHY)
MetricKLACSKHY
Sharpe Ratio (1Y)0.35--
Sortino Ratio (1Y)0.50--

Profitability

ROE (TTM)

Both KLA (KLAC) at 91.38% and SK hynix (SKHY) at 92.54% turn shareholders’ equity into profit at rates above their industry benchmark ranges for ROE. That is a strong capital-efficiency signal, though leverage and the equity base still matter.

KLAC

Semiconductors & Semiconductor Equipment industry group

91.38%

KLAC
91.38%
Max
52.82%
Q3
22.26%
Median
10.58%
Q1
1.29%
Min
-16.89%

SKHY

Semiconductors & Semiconductor Equipment industry group

92.54%

SKHY
92.54%
Max
52.82%
Q3
22.26%
Median
10.58%
Q1
1.29%
Min
-16.89%
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their ROE against the Semiconductors & Semiconductor Equipment industry group benchmark.

Net Margin (TTM)

SK hynix (SKHY) at 70.27% keeps the most of each sales dollar — above its industry’s net margin range — and KLA (KLAC) at 36.25% also retains a top-quartile share.

KLAC

Semiconductors & Semiconductor Equipment industry group

36.25%

Max
63.80%
KLAC
36.25%
Q3
28.36%
Median
11.44%
Q1
0.90%
Min
-37.77%

SKHY

Semiconductors & Semiconductor Equipment industry group

70.27%

SKHY
70.27%
Max
63.80%
Q3
28.36%
Median
11.44%
Q1
0.90%
Min
-37.77%
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their net margin against the Semiconductors & Semiconductor Equipment industry group benchmark.

Operating Margin (TTM)

SK hynix (SKHY) at 79.66% shows unusually strong operating efficiency — above its industry’s operating margin range — and KLA (KLAC) at 45.01% also operates in the top quartile.

KLAC

Semiconductors & Semiconductor Equipment industry group

45.01%

Max
58.66%
KLAC
45.01%
Q3
30.23%
Median
15.91%
Q1
7.54%
Min
-25.74%

SKHY

Semiconductors & Semiconductor Equipment industry group

79.66%

SKHY
79.66%
Max
58.66%
Q3
30.23%
Median
15.91%
Q1
7.54%
Min
-25.74%
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their operating margin against the Semiconductors & Semiconductor Equipment industry group benchmark.

Profitability Metrics

Profitability metrics for KLA (KLAC) and SK hynix (SKHY)
MetricKLACSKHY
ROE (TTM)91.38%92.54%
ROA (TTM)22.27%46.43%
Net Margin (TTM)36.25%70.27%
Operating Margin (TTM)45.01%79.66%
Gross Margin (TTM)61.47%77.38%

Growth

Revenue Growth

SK hynix (SKHY) at 46.76% sits in the top revenue growth quartile, while KLA (KLAC) at 11.71% is closer to the peer norm — faster top-line expansion for SKHY.

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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their Revenue Growth across different time periods.

EPS Growth

SK hynix (SKHY) at 112.46% sits in the top EPS growth quartile, while KLA (KLAC) at 20.51% is closer to the peer norm — faster per-share earnings growth for SKHY.

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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for KLA (KLAC) and SK hynix (SKHY)
MetricKLACSKHY
Revenue Growth (YoY)11.71%46.76%
Revenue Growth (3Y CAGR)8.96%29.61%
EPS Growth (YoY)20.51%112.46%
EPS Growth (3Y CAGR)14.87%165.07%

Financial Strength

Current Ratio (MRQ)

KLA (KLAC) at 2.76 keeps current ratio within its industry’s typical mid-range, while SK hynix (SKHY) at 26.88 sits above its industry’s typical mid-range — comfortable liquidity, though possibly with more idle current assets relative to peers.

KLAC

Semiconductors & Semiconductor Equipment industry group

2.76

Max
10.33
Q3
5.62
Median
3.33
KLAC
2.76
Q1
2.35
Min
1.03

SKHY

Semiconductors & Semiconductor Equipment industry group

26.88

SKHY
26.88
Max
10.33
Q3
5.62
Median
3.33
Q1
2.35
Min
1.03
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their current ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

Debt / Equity (MRQ)

SK hynix (SKHY) at 0.05 carries an industry-typical debt-to-equity mix, while KLA (KLAC) at 0.92 uses more debt funding than most peers.

KLAC

Semiconductors & Semiconductor Equipment industry group

0.92

Max
1.46
KLAC
0.92
Q3
0.65
Median
0.27
Q1
0.04
Min
0.00

SKHY

Semiconductors & Semiconductor Equipment industry group

0.05

Max
1.46
Q3
0.65
Median
0.27
SKHY
0.05
Q1
0.04
Min
0.00
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their debt-to-equity ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

Financial Strength Metrics

Financial strength metrics for KLA (KLAC) and SK hynix (SKHY)
MetricKLACSKHY
Current Ratio (MRQ)2.7626.88
Debt / Equity (MRQ)0.920.05
Net Debt / EBITDA0.19-0.46

Dividends

Dividend Yield (TTM)

KLA (KLAC) at 0.65% pays an industry-typical yield; SK hynix (SKHY) at 2,118.64% is above its entire peer range — the higher number, but one that calls for a look at payout sustainability before treating it as an advantage.

KLAC

Semiconductors & Semiconductor Equipment industry group

0.65%

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

SKHY

Semiconductors & Semiconductor Equipment industry group

2,118.64%

SKHY
2,118.64%
Max
1.37%
Q3
0.65%
Median
0.00%
Q1
0.00%
Min
0.00%
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their dividend yield against the Semiconductors & Semiconductor Equipment industry group benchmark.

Dividend Payout Ratio (TTM)

SK hynix (SKHY) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile KLA (KLAC) reports a payout of 21.03%, ranking against industry peers normally.

KLAC

Semiconductors & Semiconductor Equipment industry group

21.03%

Max
49.64%
Q3
21.71%
KLAC
21.03%
Median
0.00%
Q1
0.00%
Min
0.00%

SKHY

Semiconductors & Semiconductor Equipment industry group

0.00%

Max
49.64%
Q3
21.71%
SKHY
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their payout ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

Dividend Metrics

Dividend metrics for KLA (KLAC) and SK hynix (SKHY)
MetricKLACSKHY
Dividend Yield (TTM)0.65%2,118.64%
Dividend Payout Ratio (TTM)21.03%0.00%

Valuation

P/E Ratio (TTM)

SK hynix (SKHY) at 8.12 sits in the cheaper P/E ratio quartile, while KLA (KLAC) at 34.71 is closer to its industry’s usual earnings multiple — a discount for SKHY, though growth and earnings durability still matter.

KLAC

Semiconductors & Semiconductor Equipment industry group

34.71

Max
110.34
Q3
66.81
Median
37.02
KLAC
34.71
Q1
23.96
Min
8.12

SKHY

Semiconductors & Semiconductor Equipment industry group

8.12

Max
110.34
Q3
66.81
Median
37.02
Q1
23.96
SKHY
8.12
Min
8.12
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their P/E ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

P/S Ratio (TTM)

SK hynix (SKHY) at 0.00 looks cheap on sales in the lower P/S ratio quartile, while KLA (KLAC) at 12.44 looks rich in the upper quartile — a clear gap in price per dollar of revenue.

KLAC

Semiconductors & Semiconductor Equipment industry group

12.44

Max
21.42
KLAC
12.44
Q3
12.27
Median
5.76
Q1
2.73
Min
0.00

SKHY

Semiconductors & Semiconductor Equipment industry group

0.00

Max
21.42
Q3
12.27
Median
5.76
Q1
2.73
SKHY
0.00
Min
0.00
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their P/S ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

P/B Ratio (MRQ)

SK hynix (SKHY) at 3.95 sits near its industry’s typical P/B ratio, while KLA (KLAC) at 27.67 prices above its benchmark range — KLAC looks rich relative to book.

KLAC

Semiconductors & Semiconductor Equipment industry group

27.67

KLAC
27.67
Max
14.06
Q3
7.44
Median
4.29
Q1
2.30
Min
0.20

SKHY

Semiconductors & Semiconductor Equipment industry group

3.95

Max
14.06
Q3
7.44
Median
4.29
SKHY
3.95
Q1
2.30
Min
0.20
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KLA (KLAC) vs. SK hynix (SKHY): A comparison of their P/B ratio against the Semiconductors & Semiconductor Equipment industry group benchmark.

Valuation Metrics

Valuation metrics for KLA (KLAC) and SK hynix (SKHY)
MetricKLACSKHY
P/E Ratio (TTM)34.718.12
P/S Ratio (TTM)12.440.00
P/B Ratio (MRQ)27.673.95
Free Cash Flow Yield (TTM)1.56%--