COST vs. XNAQ.L

Last updated Jun 13, 2026

COST (Costco Wholesale Corporation) is a stock, while XNAQ.L (Xtrackers Nasdaq 100 UCITS ETF 1C) is Nasdaq-100 fund tracking the Russell 1000 Growth TR USD. Over the past 5 years, COST returned 22.12%/yr vs 16.75%/yr for XNAQ.L. At a 0.29 correlation, their price movements are largely independent.

Performance

COST vs. XNAQ.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Costco Wholesale Corporation (COST) and Xtrackers Nasdaq 100 UCITS ETF 1C (XNAQ.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

COST is traded in USD, while XNAQ.L is traded in GBP. To make them comparable, the XNAQ.L values have been converted to USD using the latest available exchange rates.

Returns By Period

In the year-to-date period, COST achieves a 14.24% return, which is significantly lower than XNAQ.L's 16.61% return.

COST

• 1D: 0.68%
• 1M: -6.35%
• YTD: 14.24%
• 6M: 11.38%
• 1Y: -0.24%
• 3Y*: 25.12%
• 5Y*: 22.12%
• 10Y*: 22.27%

XNAQ.L

• 1D: 2.25%
• 1M: 0.51%
• YTD: 16.61%
• 6M: 17.59%
• 1Y: 36.74%
• 3Y*: 26.27%
• 5Y*: 16.75%
• 10Y*: —

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

COST vs. XNAQ.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
COST Costco Wholesale Corporation	14.24%	-5.39%	39.62%	49.00%	-19.05%	58.33%
XNAQ.L Xtrackers Nasdaq 100 UCITS ETF 1C	16.61%	20.15%	26.49%	55.61%	-33.41%	-10.19%

Correlation

The correlation between COST and XNAQ.L is -0.10, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.10
Correlation (3Y) Calculated over the trailing 3-year period	0.18
Correlation (5Y) Calculated over the trailing 5-year period	0.29
Correlation (All Time) Calculated using the full available price history since Jan 21, 2021	0.29

The correlation between COST and XNAQ.L shifts across timeframes, from -0.10 (1 year) to 0.29 (all time), reflecting how their relationship changes across market environments.

Return for Risk

COST vs. XNAQ.L — Risk / Return Rank

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

COST

COST Risk / Return Rank: 37
COST Sharpe Ratio Rank: 40
COST Sortino Ratio Rank: 32
COST Omega Ratio Rank: 32
COST Calmar Ratio Rank: 40
COST Martin Ratio Rank: 39

XNAQ.L

XNAQ.L Risk / Return Rank: 78
XNAQ.L Sharpe Ratio Rank: 86
XNAQ.L Sortino Ratio Rank: 83
XNAQ.L Omega Ratio Rank: 83
XNAQ.L Calmar Ratio Rank: 76
XNAQ.L Martin Ratio Rank: 62

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.

COST vs. XNAQ.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Costco Wholesale Corporation (COST) and Xtrackers Nasdaq 100 UCITS ETF 1C (XNAQ.L). 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.

	COST	XNAQ.L	Difference
Sharpe ratio: Return per unit of total volatility	-0.08	2.21	-2.29
Sortino ratio: Return per unit of downside risk	0.02	3.03	-3.01
Omega ratio: Gain probability vs. loss probability	1.00	1.38	-0.37
Calmar ratio: Return relative to maximum drawdown	-0.10	3.19	-3.29
Martin ratio: Return relative to average drawdown	-0.22	11.40	-11.62

COST vs. XNAQ.L - Sharpe Ratio Comparison

The current COST Sharpe Ratio is -0.08, which is lower than the XNAQ.L Sharpe Ratio of 2.21. The chart below compares the historical Sharpe Ratios of COST and XNAQ.L, 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

COST vs. XNAQ.L - Drawdown Comparison

The maximum COST drawdown since its inception was -53.39%, which is greater than XNAQ.L's maximum drawdown of -41.69%. Use the drawdown chart below to compare losses from any high point for COST and XNAQ.L.

Drawdown Indicators

	COST	XNAQ.L	Difference
Max Drawdown Largest peak-to-trough decline	-53.39%	-41.69%	-11.70%
Max Drawdown (1Y) Largest decline over 1 year	-15.14%	-11.05%	-4.09%
Max Drawdown (3Y) Largest decline over 3 years	-20.74%	-23.10%	+2.36%
Max Drawdown (5Y) Largest decline over 5 years	-31.40%	-35.12%	+3.72%
Max Drawdown (10Y) Largest decline over 10 years	-31.40%	—	—
Current Drawdown Current decline from peak	-10.23%	-3.24%	-6.99%
Average Drawdown Average peak-to-trough decline	-13.36%	-15.61%	+2.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.67%	3.10%	+3.57%

Volatility

COST vs. XNAQ.L - Volatility Comparison

Costco Wholesale Corporation (COST) has a higher volatility of 7.44% compared to Xtrackers Nasdaq 100 UCITS ETF 1C (XNAQ.L) at 5.76%. This indicates that COST's price experiences larger fluctuations and is considered to be riskier than XNAQ.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	COST	XNAQ.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.44%	5.76%	+1.68%
Volatility (6M) Calculated over the trailing 6-month period	14.53%	12.10%	+2.43%
Volatility (1Y) Calculated over the trailing 1-year period	18.80%	15.95%	+2.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.72%	24.69%	-1.97%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.95%	26.88%	-4.93%

Dividends

COST vs. XNAQ.L - Dividend Comparison

COST's dividend yield for the trailing twelve months is around 0.55%, while XNAQ.L has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COST Costco Wholesale Corporation	0.55%	0.59%	0.49%	2.87%	0.76%	0.54%	3.38%	0.86%	1.08%	4.81%	1.09%	4.06%
XNAQ.L Xtrackers Nasdaq 100 UCITS ETF 1C	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both COST and XNAQ.L in my portfolio?

COST and XNAQ.L have a correlation of -0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.