000660.KS vs. ASML

Last updated Jun 9, 2026

000660.KS (SK Hynix Inc) and ASML (ASML Holding N.V.) are both stocks. Both are in the Technology sector — 000660.KS in Semiconductors, ASML in Semiconductor Equipment & Materials. Over the past 10 years, 000660.KS returned 56.26%/yr vs 38.27%/yr for ASML. At a 0.06 correlation, their price movements are largely independent.

Performance

000660.KS vs. ASML - Performance Comparison

The chart below illustrates the hypothetical performance of a ₩10,000 investment in SK Hynix Inc (000660.KS) and ASML Holding N.V. (ASML). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

000660.KS is traded in KRW, while ASML is traded in USD. To make them comparable, the ASML values have been converted to KRW using the latest available exchange rates.

Returns By Period

In the year-to-date period, 000660.KS achieves a 240.93% return, which is significantly higher than ASML's 72.77% return. Over the past 10 years, 000660.KS has outperformed ASML with an annualized return of 56.26%, while ASML has yielded a comparatively lower 38.27% annualized return.

000660.KS

• 1D: 15.91%
• 1M: 31.40%
• YTD: 240.93%
• 6M: 284.65%
• 1Y: 890.76%
• 3Y*: 170.06%
• 5Y*: 80.24%
• 10Y*: 56.26%

ASML

• 1D: 3.67%
• 1M: 14.04%
• YTD: 72.77%
• 6M: 61.81%
• 1Y: 161.28%
• 3Y*: 43.73%
• 5Y*: 29.66%
• 10Y*: 38.27%

*Multi-year figures are annualized to reflect compound growth (CAGR)

000660.KS vs. ASML - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
000660.KS SK Hynix Inc	240.93%	278.82%	23.46%	90.71%	-41.98%	11.90%	27.22%	57.20%	-18.89%	73.49%
ASML ASML Holding N.V.	72.77%	52.91%	5.23%	43.90%	-26.55%	79.82%	56.31%	100.91%	-5.90%	38.03%

Correlation

The correlation between 000660.KS and ASML is 0.12, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.12
Correlation (3Y) Calculated over the trailing 3-year period	0.09
Correlation (5Y) Calculated over the trailing 5-year period	0.10
Correlation (10Y) Calculated over the trailing 10-year period	0.10
Correlation (All Time) Calculated using the full available price history since Jul 9, 2007	0.06

Return for Risk

000660.KS vs. ASML — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

000660.KS

000660.KS Risk / Return Rank: 99
000660.KS Sharpe Ratio Rank: 100
000660.KS Sortino Ratio Rank: 99
000660.KS Omega Ratio Rank: 98
000660.KS Calmar Ratio Rank: 100
000660.KS Martin Ratio Rank: 100

ASML

ASML Risk / Return Rank: 95
ASML Sharpe Ratio Rank: 96
ASML Sortino Ratio Rank: 94
ASML Omega Ratio Rank: 92
ASML Calmar Ratio Rank: 96
ASML Martin Ratio Rank: 96

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

000660.KS vs. ASML - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SK Hynix Inc (000660.KS) and ASML Holding N.V. (ASML). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	000660.KS	ASML	Difference
Sharpe ratio: Return per unit of total volatility	13.27	4.18	+9.09
Sortino ratio: Return per unit of downside risk	6.44	4.37	+2.07
Omega ratio: Gain probability vs. loss probability	1.88	1.55	+0.33
Calmar ratio: Return relative to maximum drawdown	35.62	10.08	+25.54
Martin ratio: Return relative to average drawdown	110.26	28.31	+81.95
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

000660.KS vs. ASML - Sharpe Ratio Comparison

The current 000660.KS Sharpe Ratio is 13.27, which is higher than the ASML Sharpe Ratio of 4.18. The chart below compares the historical Sharpe Ratios of 000660.KS and ASML, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	000660.KS	ASML	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	13.27	4.18	+9.09
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.72	0.75	+0.97
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.35	1.06	+0.29
Sharpe Ratio (All Time) Calculated using the full available price history	0.58	0.86	-0.28

Drawdowns

000660.KS vs. ASML - Drawdown Comparison

The maximum 000660.KS drawdown since its inception was -84.57%, which is greater than ASML's maximum drawdown of -47.02%. Use the drawdown chart below to compare losses from any high point for 000660.KS and ASML.

Drawdown Indicators

	000660.KS	ASML	Difference
Max Drawdown Largest peak-to-trough decline	-84.57%	-47.02%	-37.55%
Max Drawdown (1Y) Largest decline over 1 year	-26.57%	-16.09%	-10.48%
Max Drawdown (3Y) Largest decline over 3 years	-36.60%	-41.31%	+4.71%
Max Drawdown (5Y) Largest decline over 5 years	-42.86%	-47.02%	+4.16%
Max Drawdown (10Y) Largest decline over 10 years	-48.20%	-47.02%	-1.18%
Current Drawdown Current decline from peak	-6.26%	-1.51%	-4.75%
Average Drawdown Average peak-to-trough decline	-22.48%	-11.51%	-10.97%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.45%	5.72%	+2.73%

Volatility

000660.KS vs. ASML - Volatility Comparison

SK Hynix Inc (000660.KS) has a higher volatility of 30.14% compared to ASML Holding N.V. (ASML) at 14.30%. This indicates that 000660.KS's price experiences larger fluctuations and is considered to be riskier than ASML based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	000660.KS	ASML	Difference
Volatility (1M) Calculated over the trailing 1-month period	30.14%	14.30%	+15.84%
Volatility (6M) Calculated over the trailing 6-month period	57.49%	30.46%	+27.03%
Volatility (1Y) Calculated over the trailing 1-year period	71.32%	38.91%	+32.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	48.53%	39.81%	+8.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	43.05%	36.21%	+6.84%

Dividends

000660.KS vs. ASML - Dividend Comparison

000660.KS's dividend yield for the trailing twelve months is around 0.14%, less than ASML's 0.50% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
000660.KS SK Hynix Inc	0.14%	0.42%	0.52%	0.85%	1.60%	1.18%	0.99%	1.06%	2.48%	1.31%	1.34%	1.63%
ASML ASML Holding N.V.	0.50%	0.97%	0.97%	0.86%	1.27%	0.50%	0.50%	1.40%	0.94%	0.64%	0.92%	0.73%

Financials

Frequently Asked Questions

Can I hold both 000660.KS and ASML in my portfolio?

000660.KS and ASML have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.