LITE vs. SKHY: Lumentum vs. SK hynix Stock Comparison
How do Lumentum (LITE) 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
Lumentum (LITE) and SK hynix (SKHY) share the Information Technology sector but sit in different industry groups — LITE in Technology Hardware & Equipment and SKHY in Semiconductors & Semiconductor Equipment.
Lumentum (LITE) has been public since July 23, 2015 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.
Lumentum (LITE) 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 | LITE | SKHY |
|---|---|---|
| Name | Lumentum Holdings Inc. | SK hynix Inc. |
| Country/Region | United States | South Korea |
| GICS Sector | Information Technology | Information Technology |
| GICS Industry Group | Technology Hardware & Equipment | Semiconductors & Semiconductor Equipment |
| GICS Industry | Communications Equipment | Semiconductors & Semiconductor Equipment |
| GICS Sub-Industry | Communications Equipment | Semiconductors |
| Market Capitalization | 48.84 billion USD | 897.97 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | Nasdaq |
| Listing Date | July 23, 2015 | July 10, 2026 |
| Security Type | Common Stock | ADR |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | LITE | SKHY |
|---|---|---|
| Total Return (1Y) | 150.31% | -- |
| Total Return (3Y, Annualized) | 147.76% | -- |
| Total Return (5Y, Annualized) | 45.47% | -- |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | LITE | SKHY |
|---|---|---|
| Volatility (1Y, Annualized) | 101.27% | 101.44% |
| Beta (5Y) | 1.73 | 5.36 |
| Max Drawdown (5Y) | -66.48% | -37.62% |
| Avg. Volume (3M) | 5.27M | 20.78M |
Risk-Adjusted Performance
Risk-Return Positioning
Both LITE and SKHY need 1-year volatility and 1-year return to plot risk-return positioning.
Risk-Adjusted Metrics
| Metric | LITE | SKHY |
|---|---|---|
| Sharpe Ratio (1Y) | 1.44 | -- |
| Sortino Ratio (1Y) | 2.14 | -- |
Profitability
ROE (TTM)
Lumentum (LITE) reports a negative ROE of -245.79%; negative ROE can reflect losses or negative shareholders’ equity, so it is harder to read as capital efficiency. Meanwhile SK hynix (SKHY) reports 92.54%, ranking against industry peers normally.
LITE
Technology Hardware & Equipment industry group
-245.79%
- Max
- 42.47%
- Q3
- 19.13%
- Median
- 11.00%
- Q1
- 1.63%
- Min
- -20.62%
- LITE
- -245.79%
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)
Lumentum (LITE) reports a negative net margin of -175.78%, usually indicating a net loss over the period. Meanwhile SK hynix (SKHY) reports 70.27%, ranking against industry peers normally.
LITE
Technology Hardware & Equipment industry group
-175.78%
- Max
- 27.60%
- Q3
- 11.66%
- Median
- 4.08%
- Q1
- 0.00%
- Min
- -11.02%
- LITE
- -175.78%
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 Lumentum (LITE) at 27.95% also operates in the top quartile.
LITE
Technology Hardware & Equipment industry group
27.95%
- Max
- 36.27%
- LITE
- 27.95%
- Q3
- 18.36%
- Median
- 8.84%
- Q1
- 1.46%
- Min
- -21.39%
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 | LITE | SKHY |
|---|---|---|
| ROE (TTM) | -245.79% | 92.54% |
| ROA (TTM) | 9.19% | 46.43% |
| Net Margin (TTM) | -175.78% | 70.27% |
| Operating Margin (TTM) | 27.95% | 79.66% |
| Gross Margin (TTM) | 47.98% | 77.38% |
Growth
Revenue Growth
Both companies are growing quickly, but Lumentum (LITE) at 83.22% is the standout with revenue growth above its industry range; SK hynix (SKHY) at 46.76% also sits in the top quartile.
EPS Growth
SK hynix (SKHY) at 112.46% sits in the top EPS growth quartile, while Lumentum (LITE) at -25,224.32% falls below its industry range — a large difference in per-share earnings trajectories.
Growth Metrics
| Metric | LITE | SKHY |
|---|---|---|
| Revenue Growth (YoY) | 83.22% | 46.76% |
| Revenue Growth (3Y CAGR) | 19.48% | 29.61% |
| EPS Growth (YoY) | -25,224.32% | 112.46% |
| EPS Growth (3Y CAGR) | -- | 165.07% |
Financial Strength
Current Ratio (MRQ)
Lumentum (LITE) at 1.61 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.
LITE
Technology Hardware & Equipment industry group
1.61
- Max
- 5.34
- Q3
- 3.02
- Median
- 1.95
- LITE
- 1.61
- Q1
- 1.32
- Min
- 0.17
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)
Both Lumentum (LITE) at 0.31 and SK hynix (SKHY) at 0.05 fund their balance sheets with roughly industry-typical debt-to-equity mixes.
LITE
Technology Hardware & Equipment industry group
0.31
- Max
- 1.76
- Q3
- 0.78
- LITE
- 0.31
- Median
- 0.24
- Q1
- 0.04
- Min
- 0.01
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 | LITE | SKHY |
|---|---|---|
| Current Ratio (MRQ) | 1.61 | 26.88 |
| Debt / Equity (MRQ) | 0.31 | 0.05 |
| Net Debt / EBITDA | -0.48 | -0.46 |
Dividends
Dividend Yield (TTM)
Lumentum (LITE) 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.
LITE
Technology Hardware & Equipment industry group
0.00%
- Max
- 0.73%
- Q3
- 0.31%
- LITE
- 0.00%
- 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)
Neither Lumentum (LITE) nor SK hynix (SKHY) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.
LITE
Technology Hardware & Equipment industry group
0.00%
- Max
- 32.27%
- Q3
- 14.48%
- LITE
- 0.00%
- 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 | LITE | SKHY |
|---|---|---|
| Dividend Yield (TTM) | 0.00% | 2,118.64% |
| Dividend Payout Ratio (TTM) | 0.00% | 0.00% |
Valuation
P/E Ratio (TTM)
An earnings multiple is available for just one side: SK hynix (SKHY) trades at 8.12 times trailing earnings, ranked against its peers, while Lumentum (LITE) has no P/E ratio this period.
LITE
Technology Hardware & Equipment industry group
--
- Max
- 69.48
- Q3
- 41.02
- Median
- 26.39
- Q1
- 19.36
- Min
- 6.07
- LITE
- --
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 sits in the cheaper P/S ratio quartile while Lumentum (LITE) at 13.05 prices above its industry range — a wide gap in sales valuation between them.
LITE
Technology Hardware & Equipment industry group
13.05
- LITE
- 13.05
- Max
- 11.30
- Q3
- 5.82
- Median
- 2.56
- Q1
- 1.05
- 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 is valued about in line with its industry on P/B ratio, while Lumentum (LITE) at 10.67 carries an above-peer premium to book — LITE is pricier on assets.
LITE
Technology Hardware & Equipment industry group
10.67
- Max
- 10.75
- LITE
- 10.67
- Q3
- 5.52
- Median
- 3.17
- Q1
- 1.79
- Min
- 0.33
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 | LITE | SKHY |
|---|---|---|
| P/E Ratio (TTM) | -- | 8.12 |
| P/S Ratio (TTM) | 13.05 | 0.00 |
| P/B Ratio (MRQ) | 10.67 | 3.95 |
| Free Cash Flow Yield (TTM) | 0.29% | -- |