SKHY vs. SMCI: SK hynix vs. Super Micro Computer Stock Comparison
How do SK hynix (SKHY) and Super Micro Computer (SMCI) 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
SK hynix (SKHY) and Super Micro Computer (SMCI) share the Information Technology sector but sit in different industry groups — SKHY in Semiconductors & Semiconductor Equipment and SMCI in Technology Hardware & Equipment.
Super Micro Computer (SMCI) has been public since March 29, 2007 with a meaningfully longer listed history, while SK hynix (SKHY) only listed on July 10, 2026 — long-window metrics on the SKHY side should be interpreted with caution.
Super Micro Computer (SMCI) 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 | SKHY | SMCI |
|---|---|---|
| Name | SK hynix Inc. | Super Micro Computer Inc. |
| Country/Region | South Korea | United States |
| GICS Sector | Information Technology | Information Technology |
| GICS Industry Group | Semiconductors & Semiconductor Equipment | Technology Hardware & Equipment |
| GICS Industry | Semiconductors & Semiconductor Equipment | Technology Hardware, Storage & Peripherals |
| GICS Sub-Industry | Semiconductors | Technology Hardware, Storage & Peripherals |
| Market Capitalization | 897.97 billion USD | 18.96 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | Nasdaq |
| Listing Date | July 10, 2026 | March 29, 2007 |
| Security Type | ADR | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | SKHY | SMCI |
|---|---|---|
| Total Return (1Y) | -- | -26.81% |
| Total Return (3Y, Annualized) | -- | 3.18% |
| Total Return (5Y, Annualized) | -- | 45.36% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | SKHY | SMCI |
|---|---|---|
| Volatility (1Y, Annualized) | 101.44% | 93.09% |
| Beta (5Y) | 5.36 | 2.21 |
| Max Drawdown (5Y) | -37.62% | -84.84% |
| Avg. Volume (3M) | 20.78M | 43.55M |
Risk-Adjusted Performance
Risk-Return Positioning
Both SKHY and SMCI need 1-year volatility and 1-year return to plot risk-return positioning.
Risk-Adjusted Metrics
| Metric | SKHY | SMCI |
|---|---|---|
| Sharpe Ratio (1Y) | -- | -0.33 |
| Sortino Ratio (1Y) | -- | -0.48 |
Profitability
ROE (TTM)
Both companies show strong equity returns, but SK hynix (SKHY) at 92.54% is the standout with ROE above its industry range; Super Micro Computer (SMCI) at 32.37% also sits in the top quartile.
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%
SMCI
Technology Hardware & Equipment industry group
32.37%
- Max
- 42.47%
- SMCI
- 32.37%
- Q3
- 19.13%
- Median
- 11.00%
- Q1
- 1.63%
- Min
- -20.62%
Net Margin (TTM)
SK hynix (SKHY) at 70.27% converts revenue to bottom-line profit above its industry’s benchmark range, while Super Micro Computer (SMCI) at 6.77% keeps roughly the typical share for its industry.
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%
SMCI
Technology Hardware & Equipment industry group
6.77%
- Max
- 27.60%
- Q3
- 11.66%
- SMCI
- 6.77%
- Median
- 4.08%
- Q1
- 0.00%
- Min
- -11.02%
Operating Margin (TTM)
SK hynix (SKHY) at 79.66% turns sales into operating profit above its industry’s benchmark range, while Super Micro Computer (SMCI) at 10.35% operates around its industry’s norm.
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%
SMCI
Technology Hardware & Equipment industry group
10.35%
- Max
- 36.27%
- Q3
- 18.36%
- SMCI
- 10.35%
- Median
- 8.84%
- Q1
- 1.46%
- Min
- -21.39%
Profitability Metrics
| Metric | SKHY | SMCI |
|---|---|---|
| ROE (TTM) | 92.54% | 32.37% |
| ROA (TTM) | 46.43% | 11.61% |
| Net Margin (TTM) | 70.27% | 6.77% |
| Operating Margin (TTM) | 79.66% | 10.35% |
| Gross Margin (TTM) | 77.38% | 11.67% |
Growth
Revenue Growth
Both companies are growing quickly, but Super Micro Computer (SMCI) at 77.79% is the standout with revenue growth above its industry range; SK hynix (SKHY) at 46.76% also sits in the top quartile.
EPS Growth
Both SK hynix (SKHY) at 112.46% and Super Micro Computer (SMCI) at 94.05% sit in the top peer quartile for EPS growth, so each is compounding per-share earnings faster than typical industry peers.
Growth Metrics
| Metric | SKHY | SMCI |
|---|---|---|
| Revenue Growth (YoY) | 46.76% | 77.79% |
| Revenue Growth (3Y CAGR) | 29.61% | 76.34% |
| EPS Growth (YoY) | 112.46% | 94.05% |
| EPS Growth (3Y CAGR) | 165.07% | 41.82% |
Financial Strength
Current Ratio (MRQ)
Both SK hynix (SKHY) at 26.88 and Super Micro Computer (SMCI) at 3.02 post current ratio above their industries’ typical mid-ranges — short-term liquidity appears comfortable, though unusually high readings can point to idle current assets.
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
SMCI
Technology Hardware & Equipment industry group
3.02
- Max
- 5.34
- SMCI
- 3.02
- Q3
- 3.02
- Median
- 1.95
- Q1
- 1.32
- Min
- 0.17
Debt / Equity (MRQ)
Both SK hynix (SKHY) at 0.05 and Super Micro Computer (SMCI) at 0.57 fund their balance sheets with roughly industry-typical debt-to-equity mixes.
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
SMCI
Technology Hardware & Equipment industry group
0.57
- Max
- 1.76
- Q3
- 0.78
- SMCI
- 0.57
- Median
- 0.24
- Q1
- 0.04
- Min
- 0.01
Financial Strength Metrics
| Metric | SKHY | SMCI |
|---|---|---|
| Current Ratio (MRQ) | 26.88 | 3.02 |
| Debt / Equity (MRQ) | 0.05 | 0.57 |
| Net Debt / EBITDA | -0.46 | 0.50 |
Dividends
Dividend Yield (TTM)
Super Micro Computer (SMCI) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile SK hynix (SKHY) reports a yield of 2,118.64%, ranking against industry peers normally.
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%
SMCI
Technology Hardware & Equipment industry group
0.00%
- Max
- 0.73%
- Q3
- 0.31%
- SMCI
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Neither SK hynix (SKHY) nor Super Micro Computer (SMCI) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.
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%
SMCI
Technology Hardware & Equipment industry group
0.00%
- Max
- 32.27%
- Q3
- 14.48%
- SMCI
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | SKHY | SMCI |
|---|---|---|
| Dividend Yield (TTM) | 2,118.64% | 0.00% |
| Dividend Payout Ratio (TTM) | 0.00% | 0.00% |
Valuation
P/E Ratio (TTM)
Both SK hynix (SKHY) at 8.12 and Super Micro Computer (SMCI) at 6.07 sit in the cheaper earnings-multiple quartile for P/E ratio, with the market paying less for a dollar of trailing earnings than it pays for typical peers.
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
SMCI
Technology Hardware & Equipment industry group
6.07
- Max
- 69.48
- Q3
- 41.02
- Median
- 26.39
- Q1
- 19.36
- SMCI
- 6.07
- Min
- 6.07
P/S Ratio (TTM)
Both SK hynix (SKHY) at 0.00 and Super Micro Computer (SMCI) at 0.35 fetch a relatively low price per dollar of sales, landing in the cheaper P/S ratio quartile of their industries.
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
SMCI
Technology Hardware & Equipment industry group
0.35
- Max
- 11.30
- Q3
- 5.82
- Median
- 2.56
- Q1
- 1.05
- SMCI
- 0.35
- Min
- 0.00
P/B Ratio (MRQ)
Super Micro Computer (SMCI) at 1.60 sits in the lower P/B ratio quartile against book while SK hynix (SKHY) at 3.95 is valued near its industry’s middle — SMCI is cheaper on assets, though weigh it against ROE and asset quality.
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
SMCI
Technology Hardware & Equipment industry group
1.60
- Max
- 10.75
- Q3
- 5.52
- Median
- 3.17
- Q1
- 1.79
- SMCI
- 1.60
- Min
- 0.33
Valuation Metrics
| Metric | SKHY | SMCI |
|---|---|---|
| P/E Ratio (TTM) | 8.12 | 6.07 |
| P/S Ratio (TTM) | 0.00 | 0.35 |
| P/B Ratio (MRQ) | 3.95 | 1.60 |
| Free Cash Flow Yield (TTM) | -- | -42.54% |