GWX vs. FDTS

Last updated Jun 4, 2026

GWX (SPDR S&P International Small Cap ETF) and FDTS (First Trust Developed Markets ex-US Small Cap AlphaDEX Fund) are both Foreign Small & Mid Cap Equities funds - GWX tracks the S&P Developed Ex-U.S. Under USD2 Billion Index while FDTS tracks the NASDAQ AlphaDEX DM Ex-US Small Cap Index. Both are passively managed. Over the past 10 years, GWX returned 7.57%/yr vs 10.50%/yr for FDTS. A 0.59 correlation means they provide meaningful diversification when combined. GWX charges 0.40%/yr vs 0.80%/yr for FDTS.

Performance

GWX vs. FDTS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR S&P International Small Cap ETF (GWX) and First Trust Developed Markets ex-US Small Cap AlphaDEX Fund (FDTS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GWX achieves a 11.79% return, which is significantly lower than FDTS's 16.64% return. Over the past 10 years, GWX has underperformed FDTS with an annualized return of 7.57%, while FDTS has yielded a comparatively higher 10.50% annualized return.

GWX

• 1D: -1.21%
• 1M: 0.57%
• YTD: 11.79%
• 6M: 14.68%
• 1Y: 30.65%
• 3Y*: 17.00%
• 5Y*: 5.61%
• 10Y*: 7.57%

FDTS

• 1D: -1.14%
• 1M: -2.48%
• YTD: 16.64%
• 6M: 19.06%
• 1Y: 45.71%
• 3Y*: 25.36%
• 5Y*: 10.59%
• 10Y*: 10.50%

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

GWX vs. FDTS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GWX SPDR S&P International Small Cap ETF	11.79%	35.89%	0.21%	10.94%	-19.98%	9.66%	13.41%	18.18%	-18.97%	28.88%
FDTS First Trust Developed Markets ex-US Small Cap AlphaDEX Fund	16.64%	51.17%	2.44%	10.96%	-15.34%	11.79%	12.90%	18.71%	-23.71%	36.01%

Correlation

The correlation between GWX and FDTS is 0.90, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.90
Correlation (3Y) Calculated over the trailing 3-year period	0.89
Correlation (5Y) Calculated over the trailing 5-year period	0.77
Correlation (10Y) Calculated over the trailing 10-year period	0.65
Correlation (All Time) Calculated using the full available price history since Feb 17, 2012	0.59

Over the past year, GWX and FDTS have become more correlated (0.90) than their long-term average of 0.59, meaning their price movements have been converging.

GWX vs. FDTS - Sectors Allocation Comparison

Sectors	GWX	FDTS
Industrials	22.0%	23.0%
Technology	15.1%	13.4%
Basic Materials	14.5%	11.2%
Consumer Cyclical	11.2%	18.4%
Healthcare	8.5%	3.0%
Financial Services	7.8%	11.7%
Real Estate	7.2%	4.3%
Consumer Defensive	4.7%	5.0%
Energy	4.7%	4.3%
Communication Services	2.9%	3.0%
Utilities	1.3%	2.7%

Return for Risk

GWX vs. FDTS — Risk / Return Rank

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

GWX

GWX Risk / Return Rank: 56
GWX Sharpe Ratio Rank: 58
GWX Sortino Ratio Rank: 58
GWX Omega Ratio Rank: 57
GWX Calmar Ratio Rank: 52
GWX Martin Ratio Rank: 57

FDTS

FDTS Risk / Return Rank: 76
FDTS Sharpe Ratio Rank: 82
FDTS Sortino Ratio Rank: 78
FDTS Omega Ratio Rank: 77
FDTS Calmar Ratio Rank: 73
FDTS Martin Ratio Rank: 71

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.

GWX vs. FDTS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR S&P International Small Cap ETF (GWX) and First Trust Developed Markets ex-US Small Cap AlphaDEX Fund (FDTS). 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.

	GWX	FDTS	Difference
Sharpe ratio: Return per unit of total volatility	1.98	2.69	-0.71
Sortino ratio: Return per unit of downside risk	2.75	3.52	-0.78
Omega ratio: Gain probability vs. loss probability	1.35	1.46	-0.11
Calmar ratio: Return relative to maximum drawdown	2.58	3.64	-1.06
Martin ratio: Return relative to average drawdown	10.03	13.32	-3.29
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GWX vs. FDTS - Sharpe Ratio Comparison

The current GWX Sharpe Ratio is 1.98, which is comparable to the FDTS Sharpe Ratio of 2.69. The chart below compares the historical Sharpe Ratios of GWX and FDTS, 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

	GWX	FDTS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.98	2.69	-0.71
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.34	0.36	-0.03
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.44	0.42	+0.01
Sharpe Ratio (All Time) Calculated using the full available price history	0.23	0.37	-0.14

Drawdowns

GWX vs. FDTS - Drawdown Comparison

The maximum GWX drawdown since its inception was -63.25%, which is greater than FDTS's maximum drawdown of -51.26%. Use the drawdown chart below to compare losses from any high point for GWX and FDTS.

Drawdown Indicators

	GWX	FDTS	Difference
Max Drawdown Largest peak-to-trough decline	-63.25%	-51.26%	-11.99%
Max Drawdown (1Y) Largest decline over 1 year	-11.91%	-12.61%	+0.70%
Max Drawdown (3Y) Largest decline over 3 years	-14.73%	-13.19%	-1.54%
Max Drawdown (5Y) Largest decline over 5 years	-34.58%	-33.11%	-1.47%
Max Drawdown (10Y) Largest decline over 10 years	-45.27%	-51.26%	+5.99%
Current Drawdown Current decline from peak	-2.86%	-6.49%	+3.63%
Average Drawdown Average peak-to-trough decline	-14.74%	-10.65%	-4.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.06%	3.44%	-0.38%

Volatility

GWX vs. FDTS - Volatility Comparison

The current volatility for SPDR S&P International Small Cap ETF (GWX) is 5.21%, while First Trust Developed Markets ex-US Small Cap AlphaDEX Fund (FDTS) has a volatility of 6.54%. This indicates that GWX experiences smaller price fluctuations and is considered to be less risky than FDTS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GWX	FDTS	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.21%	6.54%	-1.33%
Volatility (6M) Calculated over the trailing 6-month period	12.82%	14.09%	-1.27%
Volatility (1Y) Calculated over the trailing 1-year period	15.52%	17.05%	-1.53%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.74%	29.28%	-12.54%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.36%	24.85%	-7.49%

GWX vs. FDTS - Expense Ratio Comparison

GWX has a 0.40% expense ratio, which is lower than FDTS's 0.80% expense ratio.

Dividends

GWX vs. FDTS - Dividend Comparison

GWX's dividend yield for the trailing twelve months is around 2.54%, less than FDTS's 2.58% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FDTS First Trust Developed Markets ex-US Small Cap AlphaDEX Fund	2.58%	2.94%	3.94%	2.90%	3.71%	3.01%	2.02%	2.30%	1.96%	2.08%	1.78%	1.73%
GWX SPDR S&P International Small Cap ETF	2.54%	2.83%	2.71%	2.64%	2.71%	2.75%	1.74%	3.41%	2.94%	5.18%	4.21%	2.67%

Frequently Asked Questions

Can I hold both GWX and FDTS in my portfolio?

GWX and FDTS have a correlation of 0.90, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GWX or FDTS?

FDTS has higher volatility (6.54%) compared to GWX (5.21%). In terms of maximum drawdown, GWX dropped -63.25% vs FDTS's -51.26%.

Which ETF is better, GWX or FDTS?

On 10-year performance, FDTS leads with 10.50% vs 7.57% for GWX. On fees, GWX is cheaper at 0.40% per year. On volatility, GWX has been the lower-risk option at 5.21%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, GWX or FDTS?

Over the 10-year period, FDTS has performed better with a 10.50% return vs 7.57%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, GWX or FDTS?

GWX is cheaper with a 0.40% expense ratio, compared with 0.80% for FDTS.

Which ETF pays a higher dividend yield, GWX or FDTS?

FDTS has the higher dividend yield at 2.58%, compared with 2.54% for GWX.

What is the main difference between GWX and FDTS?

GWX tracks S&P Developed Ex-U.S. Under USD2 Billion Index, while FDTS tracks NASDAQ AlphaDEX DM Ex-US Small Cap Index. They also come from different issuers: State Street and First Trust. Their fees differ too: 0.40% for GWX and 0.80% for FDTS.

Which has better risk-adjusted returns?

FDTS currently has the higher Sharpe Ratio (2.69 vs 1.98), 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.