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.
| Profile Item | KLAC | SKHY |
|---|---|---|
| Name | KLA Corporation | SK hynix Inc. |
| Country/Region | United States | South Korea |
| GICS Sector | Information Technology | Information Technology |
| GICS Industry Group | Semiconductors & Semiconductor Equipment | Semiconductors & Semiconductor Equipment |
| GICS Industry | Semiconductors & Semiconductor Equipment | Semiconductors & Semiconductor Equipment |
| GICS Sub-Industry | Semiconductor Materials & Equipment | Semiconductors |
| Market Capitalization | 180.45 billion USD | 897.97 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | Nasdaq |
| Listing Date | October 8, 1980 | July 10, 2026 |
| Security Type | Common Stock | ADR |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | KLAC | SKHY |
|---|---|---|
| Total Return (1Y) | 26.92% | -- |
| Total Return (3Y, Annualized) | 44.97% | -- |
| Total Return (5Y, Annualized) | 30.55% | -- |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | KLAC | SKHY |
|---|---|---|
| Volatility (1Y, Annualized) | 63.92% | 101.44% |
| Beta (5Y) | 1.51 | 5.36 |
| Max Drawdown (5Y) | -56.93% | -37.62% |
| Avg. Volume (3M) | 10.66M | 20.78M |
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
| Metric | KLAC | SKHY |
|---|---|---|
| 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%
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%
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%
Profitability Metrics
| Metric | KLAC | SKHY |
|---|---|---|
| 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.
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.
Growth Metrics
| Metric | KLAC | SKHY |
|---|---|---|
| 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
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
Financial Strength Metrics
| Metric | KLAC | SKHY |
|---|---|---|
| Current Ratio (MRQ) | 2.76 | 26.88 |
| Debt / Equity (MRQ) | 0.92 | 0.05 |
| Net Debt / EBITDA | 0.19 | -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%
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%
Dividend Metrics
| Metric | KLAC | SKHY |
|---|---|---|
| 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
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
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
Valuation Metrics
| Metric | KLAC | SKHY |
|---|---|---|
| P/E Ratio (TTM) | 34.71 | 8.12 |
| P/S Ratio (TTM) | 12.44 | 0.00 |
| P/B Ratio (MRQ) | 27.67 | 3.95 |
| Free Cash Flow Yield (TTM) | 1.56% | -- |