OPPE vs. FKU

Last updated Aug 2, 2026

OPPE (WisdomTree European Opportunities Fund) and FKU (First Trust United Kingdom AlphaDEX Fund) are both Europe Equities funds - OPPE tracks the WisdomTree European Opportunities Index while FKU tracks the NASDAQ AlphaDEX United Kingdom Index. Both are passively managed. Over the past 10 years, OPPE returned 13.25%/yr vs 8.71%/yr for FKU. Their 0.67 correlation means they have sometimes moved together and sometimes differently. OPPE charges 0.58%/yr vs 0.80%/yr for FKU.

Performance

OPPE vs. FKU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in WisdomTree European Opportunities Fund (OPPE) and First Trust United Kingdom AlphaDEX Fund (FKU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OPPE achieves a 18.15% return, which is significantly higher than FKU's 11.34% return. Over the past 10 years, OPPE has outperformed FKU with an annualized return of 13.25%, while FKU has yielded a comparatively lower 8.71% annualized return.

OPPE

• 1D: -0.08%
• 1M: 4.58%
• 6M: 12.37%
• YTD: 18.15%
• 1Y: 31.15%
• 3Y*: 24.13%
• 5Y*: 14.71%
• 10Y*: 13.25%
• ALL TIME*: 11.61%

FKU

• 1D: -0.74%
• 1M: 3.13%
• 6M: 5.27%
• YTD: 11.34%
• 1Y: 25.35%
• 3Y*: 21.10%
• 5Y*: 9.07%
• 10Y*: 8.71%
• ALL TIME*: 7.65%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FKU First Trust United Kingdom AlphaDEX Fund	$95.53K	$83.68K	$235.13K
OPPE WisdomTree European Opportunities Fund	$1.61M	$1.14M	$1.30M

OPPE vs. FKU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OPPE WisdomTree European Opportunities Fund	18.15%	38.80%	10.42%	19.80%	-11.14%	23.52%	-2.92%	28.60%	-13.34%	22.25%
FKU First Trust United Kingdom AlphaDEX Fund	11.34%	37.97%	8.06%	20.59%	-24.12%	20.55%	-6.01%	32.90%	-16.21%	25.81%

Correlation

The correlation between OPPE and FKU is 0.83, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.83
Correlation (3Y) Balances recent behavior with more history.	0.77
Correlation (5Y) Shows whether the relationship held over a longer period.	0.71
Correlation (10Y) Provides a long-term view across more market conditions.	0.66
Correlation (All Time) Calculated using the full available price history since Mar 4, 2015	0.67

The correlation between OPPE and FKU shifts across timeframes, from 0.66 (10 years) to 0.83 (1 year), reflecting how their relationship changes across market environments.

OPPE vs. FKU - Sectors Allocation Comparison

Sectors	OPPE	FKU
Industrials	27.3%	12.7%
Financial Services	25.5%	29.3%
Basic Materials	9.6%	16.1%
Technology	8.7%	-
Consumer Cyclical	6.3%	13.0%
Utilities	6.0%	2.4%
Energy	6.0%	3.3%
Healthcare	4.3%	5.4%
Consumer Defensive	3.4%	7.0%
Real Estate	1.6%	4.2%
Communication Services	1.3%	6.6%

Return for Risk

OPPE vs. FKU — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

OPPE

OPPE Risk / Return Rank: 87
OPPE Sharpe Ratio Rank: 88
OPPE Sortino Ratio Rank: 87
OPPE Omega Ratio Rank: 86
OPPE Calmar Ratio Rank: 87
OPPE Martin Ratio Rank: 88

FKU

FKU Risk / Return Rank: 56
FKU Sharpe Ratio Rank: 61
FKU Sortino Ratio Rank: 62
FKU Omega Ratio Rank: 59
FKU Calmar Ratio Rank: 50
FKU Martin Ratio Rank: 50

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

OPPE vs. FKU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WisdomTree European Opportunities Fund (OPPE) and First Trust United Kingdom AlphaDEX Fund (FKU). 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.

	OPPE	FKU	Difference
Sharpe ratio: Return per unit of total volatility	2.13	1.44	+0.68
Sortino ratio: Return per unit of downside risk	2.94	2.09	+0.85
Omega ratio: Gain probability vs. loss probability	1.38	1.26	+0.12
Calmar ratio: Return relative to maximum drawdown	3.45	1.80	+1.64
Martin ratio: Return relative to average drawdown	13.34	5.74	+7.61

OPPE vs. FKU - Sharpe Ratio Comparison

The current OPPE Sharpe Ratio is 2.13, which is higher than the FKU Sharpe Ratio of 1.44. The chart below compares the historical Sharpe Ratios of OPPE and FKU, 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

OPPE vs. FKU - Drawdown Comparison

The maximum OPPE drawdown since its inception was -39.28%, smaller than the maximum FKU drawdown of -54.39%. Use the drawdown chart below to compare losses from any high point for OPPE and FKU.

Drawdown Indicators

	OPPE	FKU	Difference
Max Drawdown Largest peak-to-trough decline	-39.28%	-54.39%	+15.11%
Max Drawdown (1Y) Largest decline over 1 year	-8.83%	-14.25%	+5.42%
Max Drawdown (3Y) Largest decline over 3 years	-15.04%	-14.25%	-0.79%
Max Drawdown (5Y) Largest decline over 5 years	-24.49%	-41.54%	+17.05%
Max Drawdown (10Y) Largest decline over 10 years	-39.28%	-54.39%	+15.11%
Current Drawdown Current decline from peak	-0.08%	-0.74%	+0.66%
Average Drawdown Average peak-to-trough decline	-5.41%	-10.73%	+5.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.28%	4.47%	-2.19%

Volatility

OPPE vs. FKU - Volatility Comparison

The current volatility for WisdomTree European Opportunities Fund (OPPE) is 3.82%, while First Trust United Kingdom AlphaDEX Fund (FKU) has a volatility of 4.76%. This indicates that OPPE experiences smaller price fluctuations and is considered to be less risky than FKU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OPPE	FKU	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.82%	4.76%	-0.94%
Volatility (6M) Calculated over the trailing 6-month period	12.59%	15.54%	-2.95%
Volatility (1Y) Calculated over the trailing 1-year period	14.34%	17.80%	-3.46%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.66%	22.86%	-7.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.91%	23.22%	-6.31%

OPPE vs. FKU - Expense Ratio Comparison

OPPE has a 0.58% expense ratio, which is lower than FKU's 0.80% expense ratio.

Dividends

OPPE vs. FKU - Dividend Comparison

OPPE's dividend yield for the trailing twelve months is around 2.57%, less than FKU's 3.67% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FKU First Trust United Kingdom AlphaDEX Fund	3.67%	2.89%	4.07%	3.82%	5.55%	2.98%	1.48%	3.34%	5.12%	2.93%	2.60%	2.64%
OPPE WisdomTree European Opportunities Fund	2.57%	2.95%	3.99%	3.53%	5.13%	2.39%	3.42%	3.08%	2.34%	1.46%	2.60%	4.39%

Frequently Asked Questions

Can I hold both OPPE and FKU in my portfolio?

OPPE and FKU have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OPPE or FKU?

FKU has higher volatility (4.76%) compared to OPPE (3.82%). In terms of maximum drawdown, OPPE dropped -39.28% vs FKU's -54.39%.

Which ETF is better, OPPE or FKU?

On 10-year performance, OPPE leads with 13.25% vs 8.71% for FKU. On fees, OPPE is cheaper at 0.58% per year. On volatility, OPPE has been the lower-risk option at 3.82%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, OPPE or FKU?

Over the 10-year period, OPPE has performed better with a 13.25% return vs 8.71%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, OPPE or FKU?

OPPE is cheaper with a 0.58% expense ratio, compared with 0.80% for FKU.

Which ETF pays a higher dividend yield, OPPE or FKU?

FKU has the higher dividend yield at 3.67%, compared with 2.57% for OPPE.

What is the main difference between OPPE and FKU?

OPPE tracks WisdomTree European Opportunities Index, while FKU tracks NASDAQ AlphaDEX United Kingdom Index. They also come from different issuers: WisdomTree and First Trust. Their fees differ too: 0.58% for OPPE and 0.80% for FKU.

Which has better risk-adjusted returns?

OPPE currently has the higher Sharpe Ratio (2.13 vs 1.44), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.