ASM.AS vs. KLAC

Last updated Jun 13, 2026

ASM.AS (ASM International NV) and KLAC (KLA Corporation) are both stocks. Both operate in the Semiconductor Equipment & Materials industry within the Technology sector. Over the past 10 years, ASM.AS returned 43.49%/yr vs 44.62%/yr for KLAC. At a 0.39 correlation, their price movements are largely independent.

Performance

ASM.AS vs. KLAC - Performance Comparison

The chart below illustrates the hypothetical performance of a €10,000 investment in ASM International NV (ASM.AS) and KLA Corporation (KLAC). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

ASM.AS is traded in EUR, while KLAC is traded in USD. To make them comparable, the KLAC values have been converted to EUR using the latest available exchange rates.

Returns By Period

In the year-to-date period, ASM.AS achieves a 96.86% return, which is significantly lower than KLAC's 113.26% return. Both investments have delivered pretty close results over the past 10 years, with ASM.AS having a 43.49% annualized return and KLAC not far ahead at 44.62%.

ASM.AS

• 1D: 4.25%
• 1M: 16.08%
• YTD: 96.86%
• 6M: 97.39%
• 1Y: 93.94%
• 3Y*: 35.74%
• 5Y*: 31.11%
• 10Y*: 43.49%

KLAC

• 1D: 5.63%
• 1M: 39.53%
• YTD: 113.26%
• 6M: 116.91%
• 1Y: 193.29%
• 3Y*: 71.84%
• 5Y*: 54.33%
• 10Y*: 44.62%

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

ASM.AS vs. KLAC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ASM.AS ASM International NV	96.86%	-6.81%	19.44%	100.88%	-38.85%	117.83%	82.29%	184.59%	-28.94%	33.94%
KLAC KLA Corporation	113.26%	71.40%	16.58%	51.37%	-5.70%	80.62%	35.75%	108.60%	-8.38%	19.99%

Correlation

The correlation between ASM.AS and KLAC is 0.56, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.56
Correlation (3Y) Calculated over the trailing 3-year period	0.49
Correlation (5Y) Calculated over the trailing 5-year period	0.50
Correlation (10Y) Calculated over the trailing 10-year period	0.46
Correlation (All Time) Calculated using the full available price history since Sep 5, 2007	0.39

The correlation between ASM.AS and KLAC shifts across timeframes, from 0.39 (all time) to 0.56 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

ASM.AS vs. KLAC — Risk / Return Rank

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

ASM.AS

ASM.AS Risk / Return Rank: 88
ASM.AS Sharpe Ratio Rank: 91
ASM.AS Sortino Ratio Rank: 88
ASM.AS Omega Ratio Rank: 86
ASM.AS Calmar Ratio Rank: 87
ASM.AS Martin Ratio Rank: 86

KLAC

KLAC Risk / Return Rank: 96
KLAC Sharpe Ratio Rank: 98
KLAC Sortino Ratio Rank: 95
KLAC Omega Ratio Rank: 95
KLAC Calmar Ratio Rank: 97
KLAC Martin Ratio Rank: 98

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.

ASM.AS vs. KLAC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ASM International NV (ASM.AS) and KLA Corporation (KLAC). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	ASM.AS	KLAC	Difference
Sharpe ratio: Return per unit of total volatility	2.12	4.00	-1.88
Sortino ratio: Return per unit of downside risk	2.81	3.79	-0.98
Omega ratio: Gain probability vs. loss probability	1.35	1.55	-0.20
Calmar ratio: Return relative to maximum drawdown	3.53	9.13	-5.60
Martin ratio: Return relative to average drawdown	8.66	30.54	-21.87

ASM.AS vs. KLAC - Sharpe Ratio Comparison

The current ASM.AS Sharpe Ratio is 2.12, which is lower than the KLAC Sharpe Ratio of 4.00. The chart below compares the historical Sharpe Ratios of ASM.AS and KLAC, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

ASM.AS vs. KLAC - Drawdown Comparison

The maximum ASM.AS drawdown since its inception was -76.66%, which is greater than KLAC's maximum drawdown of -71.02%. Use the drawdown chart below to compare losses from any high point for ASM.AS and KLAC.

Drawdown Indicators

	ASM.AS	KLAC	Difference
Max Drawdown Largest peak-to-trough decline	-76.66%	-71.02%	-5.64%
Max Drawdown (1Y) Largest decline over 1 year	-26.21%	-21.31%	-4.90%
Max Drawdown (3Y) Largest decline over 3 years	-52.05%	-35.72%	-16.33%
Max Drawdown (5Y) Largest decline over 5 years	-53.88%	-35.72%	-18.16%
Max Drawdown (10Y) Largest decline over 10 years	-53.88%	-35.72%	-18.16%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-17.45%	-14.62%	-2.83%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.73%	6.36%	+4.37%

Volatility

ASM.AS vs. KLAC - Volatility Comparison

The current volatility for ASM International NV (ASM.AS) is 12.63%, while KLA Corporation (KLAC) has a volatility of 21.43%. This indicates that ASM.AS experiences smaller price fluctuations and is considered to be less risky than KLAC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ASM.AS	KLAC	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.63%	21.43%	-8.80%
Volatility (6M) Calculated over the trailing 6-month period	33.76%	40.71%	-6.95%
Volatility (1Y) Calculated over the trailing 1-year period	43.58%	48.62%	-5.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	43.58%	43.09%	+0.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	40.99%	41.68%	-0.69%

Dividends

ASM.AS vs. KLAC - Dividend Comparison

ASM.AS's dividend yield for the trailing twelve months is around 0.32%, more than KLAC's 0.31% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ASM.AS ASM International NV	0.32%	0.58%	0.49%	0.53%	1.06%	0.51%	0.83%	2.00%	13.26%	1.24%	1.64%	1.66%
KLAC KLA Corporation	0.31%	0.61%	0.96%	0.92%	1.25%	0.91%	1.35%	1.74%	3.17%	2.15%	2.67%	2.94%

Financials

Frequently Asked Questions

Can I hold both ASM.AS and KLAC in my portfolio?

ASM.AS and KLAC have a correlation of 0.56, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.