XFLX vs. SPY

Last updated Jun 3, 2026

XFLX (FundX Flexible ETF) and SPY (State Street SPDR S&P 500 ETF) are both exchange-traded funds - XFLX is a Multisector Bonds fund actively managed by FundX, while SPY is a S&P 500 fund tracking the S&P 500 Index. XFLX is actively managed, while SPY is passively managed. Over the past year, XFLX returned 5.17% vs 29.62% for SPY. A 0.66 correlation means they provide meaningful diversification when combined. XFLX charges 1.17%/yr vs 0.09%/yr for SPY.

Performance

XFLX vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FundX Flexible ETF (XFLX) and State Street SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, XFLX achieves a 1.39% return, which is significantly lower than SPY's 11.69% return.

XFLX

• 1D: 0.10%
• 1M: 0.60%
• YTD: 1.39%
• 6M: 1.49%
• 1Y: 5.17%
• 3Y*: —
• 5Y*: —
• 10Y*: —

SPY

• 1D: 0.14%
• 1M: 5.40%
• YTD: 11.69%
• 6M: 12.09%
• 1Y: 29.62%
• 3Y*: 22.64%
• 5Y*: 14.20%
• 10Y*: 15.57%

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

XFLX vs. SPY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
XFLX FundX Flexible ETF	1.39%	2.56%	4.01%	3.90%
SPY State Street SPDR S&P 500 ETF	11.69%	17.72%	24.89%	10.40%

Correlation

The correlation between XFLX and SPY is 0.65, 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	0.65
Correlation (All Time) Calculated using the full available price history since Oct 10, 2023	0.66

The correlation between XFLX and SPY has been stable across timeframes, ranging from 0.65 to 0.66 - a consistent structural relationship.

XFLX vs. SPY - Sectors Allocation Comparison

Sectors	XFLX	SPY
Technology	17.7%	35.9%
Industrials	17.4%	7.8%
Financial Services	14.5%	11.8%
Healthcare	9.4%	8.4%
Utilities	8.9%	2.4%
Communication Services	8.5%	11.3%
Basic Materials	7.0%	1.8%
Consumer Cyclical	6.2%	10.3%
Consumer Defensive	4.6%	4.8%
Real Estate	3.7%	1.9%
Energy	2.1%	3.6%

Return for Risk

XFLX vs. SPY — Risk / Return Rank

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

XFLX

XFLX Risk / Return Rank: 40
XFLX Sharpe Ratio Rank: 41
XFLX Sortino Ratio Rank: 42
XFLX Omega Ratio Rank: 44
XFLX Calmar Ratio Rank: 33
XFLX Martin Ratio Rank: 41

SPY

SPY Risk / Return Rank: 75
SPY Sharpe Ratio Rank: 77
SPY Sortino Ratio Rank: 75
SPY Omega Ratio Rank: 76
SPY Calmar Ratio Rank: 68
SPY Martin Ratio Rank: 80

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.

XFLX vs. SPY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FundX Flexible ETF (XFLX) and State Street SPDR S&P 500 ETF (SPY). 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.

	XFLX	SPY	Difference
Sharpe ratio Return per unit of total volatility	1.48	2.52	-1.05
Sortino ratio Return per unit of downside risk	2.16	3.42	-1.25
Omega ratio Gain probability vs. loss probability	1.28	1.46	-0.17
Calmar ratio Return relative to maximum drawdown	1.65	3.42	-1.76
Martin ratio Return relative to average drawdown	6.83	15.93	-9.10
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

XFLX vs. SPY - Sharpe Ratio Comparison

The current XFLX Sharpe Ratio is 1.48, which is lower than the SPY Sharpe Ratio of 2.52. The chart below compares the historical Sharpe Ratios of XFLX and SPY, 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

	XFLX	SPY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.48	2.52	-1.05
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.84	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.87	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.97	0.59	+0.38

Drawdowns

XFLX vs. SPY - Drawdown Comparison

The maximum XFLX drawdown since its inception was -6.54%, smaller than the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for XFLX and SPY.

Drawdown Indicators

	XFLX	SPY	Difference
Max Drawdown Largest peak-to-trough decline	-6.54%	-55.19%	+48.65%
Max Drawdown (1Y) Largest decline over 1 year	-3.11%	-8.88%	+5.77%
Max Drawdown (3Y) Largest decline over 3 years	—	-18.76%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-24.50%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.72%	—
Current Drawdown Current decline from peak	-0.23%	0.00%	-0.23%
Average Drawdown Average peak-to-trough decline	-0.95%	-9.05%	+8.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.75%	1.91%	-1.16%

Volatility

XFLX vs. SPY - Volatility Comparison

The current volatility for FundX Flexible ETF (XFLX) is 1.24%, while State Street SPDR S&P 500 ETF (SPY) has a volatility of 2.75%. This indicates that XFLX experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	XFLX	SPY	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.24%	2.75%	-1.51%
Volatility (6M) Calculated over the trailing 6-month period	3.06%	8.89%	-5.83%
Volatility (1Y) Calculated over the trailing 1-year period	3.52%	11.81%	-8.29%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.70%	17.05%	-12.35%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.70%	17.94%	-13.24%

XFLX vs. SPY - Expense Ratio Comparison

XFLX has a 1.17% expense ratio, which is higher than SPY's 0.09% expense ratio.

Dividends

XFLX vs. SPY - Dividend Comparison

XFLX's dividend yield for the trailing twelve months is around 9.66%, more than SPY's 0.97% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SPY State Street SPDR S&P 500 ETF	0.97%	1.07%	1.21%	1.40%	1.65%	1.20%	1.52%	1.75%	2.04%	1.80%	2.03%	2.06%
XFLX FundX Flexible ETF	9.66%	9.80%	4.55%	4.05%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both XFLX and SPY in my portfolio?

XFLX and SPY have a correlation of 0.65, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, XFLX or SPY?

SPY has higher volatility (2.75%) compared to XFLX (1.24%). In terms of maximum drawdown, XFLX dropped -6.54% vs SPY's -55.19%.

Which ETF is better, XFLX or SPY?

On 1-year performance, SPY leads with 29.62% vs 5.17% for XFLX. On fees, SPY is cheaper at 0.09% per year. On volatility, XFLX has been the lower-risk option at 1.24%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, XFLX or SPY?

Over the 1-year period, SPY has performed better with a 29.62% return vs 5.17%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, XFLX or SPY?

SPY is cheaper with a 0.09% expense ratio, compared with 1.17% for XFLX.

Which ETF pays a higher dividend yield, XFLX or SPY?

XFLX has the higher dividend yield at 9.66%, compared with 0.97% for SPY.

What is the main difference between XFLX and SPY?

XFLX is categorized as Multisector Bonds, while SPY is S&P 500. They also come from different issuers: FundX and State Street. Their fees differ too: 1.17% for XFLX and 0.09% for SPY.

Which has better risk-adjusted returns?

SPY currently has the higher Sharpe Ratio (2.52 vs 1.48), 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.